# wemobiledev/article

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4,395 stars · 661 forks

## Links

- GitHub: https://github.com/WeMobileDev/article
- awesome-repositories: https://awesome-repositories.com/repository/wemobiledev-article.md

## Description

This repository is a collection of technical knowledge and solutions focused on mobile application development, particularly for Android and iOS platforms. It covers a wide range of practical engineering challenges, including hotfix and patching techniques, database management and repair, network communication, logging, and video processing. The content is presented as shared knowledge, documenting real-world problems and their implementations.

The project provides detailed guidance on applying hotfixes to running Android applications through multiple methods, such as class replacement, full Dex replacement, and native method patching. It also addresses the complexities of database operations, offering solutions for ORM mapping, concurrent read-write access, data recovery from corruption, and performance optimization. Network programming topics include handling IPv6-only networks, implementing high-availability communication, and establishing encrypted sessions using protocols based on TLS 1.3.

Additional areas covered include cross-platform network library construction, hardware and software video encoding with frame manipulation, and efficient logging systems that use memory-mapped I/O and per-line compression. The documentation also explores security measures like database encryption with SQLCipher, server identity authentication, and replay attack prevention.

## Tags

### Business & Productivity Software

- [A/B Testing](https://awesome-repositories.com/f/business-productivity-software/a-b-testing.md) — Replaces code in a deployed Android application without requiring a full app update. ([source](https://github.com/WeMobileDev/article/blob/master/%E5%BE%AE%E4%BF%A1Tinker%E7%9A%84%E4%B8%80%E5%88%87%E9%83%BD%E5%9C%A8%E8%BF%99%E9%87%8C%EF%BC%8C%E5%8C%85%E6%8B%AC%E6%BA%90%E7%A0%81%EF%BC%88%E4%B8%80%EF%BC%89.md))

### Development Tools & Productivity

- [Full Dex Hotfix Syntheses](https://awesome-repositories.com/f/development-tools-productivity/java-bytecode-viewers/dex-to-class-converters/dex-file-recovery/full-dex-hotfix-syntheses.md) — Generates patches from DEX file differences and reconstructs full DEX at runtime for Android hotfixes. ([source](https://github.com/WeMobileDev/article/blob/master/%E5%BE%AE%E4%BF%A1Android%E7%83%AD%E8%A1%A5%E4%B8%81%E5%AE%9E%E8%B7%B5%E6%BC%94%E8%BF%9B%E4%B9%8B%E8%B7%AF.md))
- [OTA-Triggered Dex Optimizations](https://awesome-repositories.com/f/development-tools-productivity/binary-boundary-detection/heuristic-dex-boundary-detection/ota-triggered-dex-optimizations.md) — Detects system OTA updates and triggers multi-threaded dex2oat to prevent application not responding errors from full-Dex compilation. ([source](https://github.com/WeMobileDev/article/blob/master/ART%E4%B8%8B%E7%9A%84%E6%96%B9%E6%B3%95%E5%86%85%E8%81%94%E7%AD%96%E7%95%A5%E5%8F%8A%E5%85%B6%E5%AF%B9Android%E7%83%AD%E4%BF%AE%E5%A4%8D%E6%96%B9%E6%A1%88%E7%9A%84%E5%BD%B1%E5%93%8D%E5%88%86%E6%9E%90.md))
- [Full DEX Synthesis for ART](https://awesome-repositories.com/f/development-tools-productivity/java-bytecode-viewers/dex-to-class-converters/android-dex-dumpers/full-dex-synthesis-for-art.md) — Synthesizes complete DEX files for ART hotfixes to avoid crashes from stale method indices. ([source](https://github.com/WeMobileDev/article/blob/master/ART%E4%B8%8B%E7%9A%84%E6%96%B9%E6%B3%95%E5%86%85%E8%81%94%E7%AD%96%E7%95%A5%E5%8F%8A%E5%85%B6%E5%AF%B9Android%E7%83%AD%E4%BF%AE%E5%A4%8D%E6%96%B9%E6%A1%88%E7%9A%84%E5%BD%B1%E5%93%8D%E5%88%86%E6%9E%90.md))
- [DEX Load Verification Techniques](https://awesome-repositories.com/f/development-tools-productivity/java-bytecode-viewers/dex-to-class-converters/android-dex-unpackers/dex-load-verification-techniques.md) — Embeds a flag variable in patched code to confirm the new Dex is actually loaded and active. ([source](https://github.com/WeMobileDev/article/blob/master/%E5%BE%AE%E4%BF%A1Tinker%E7%9A%84%E4%B8%80%E5%88%87%E9%83%BD%E5%9C%A8%E8%BF%99%E9%87%8C%EF%BC%8C%E5%8C%85%E6%8B%AC%E6%BA%90%E7%A0%81%EF%BC%88%E4%B8%80%EF%BC%89.md))
- [Platform-Specific Dex Syntheses](https://awesome-repositories.com/f/development-tools-productivity/java-bytecode-viewers/dex-to-class-converters/dex-file-recovery/platform-specific-dex-syntheses.md) — Synthesizes platform-specific Dex files, building full Dex on Dalvik and smaller Dex on Art to minimize ROM usage. ([source](https://github.com/WeMobileDev/article/blob/master/%E5%BE%AE%E4%BF%A1Tinker%E7%9A%84%E4%B8%80%E5%88%87%E9%83%BD%E5%9C%A8%E8%BF%99%E9%87%8C%EF%BC%8C%E5%8C%85%E6%8B%AC%E6%BA%90%E7%A0%81%EF%BC%88%E4%B8%80%EF%BC%89.md))
- [Mixed Compilation Impact Analyzers](https://awesome-repositories.com/f/development-tools-productivity/php-application-profilers/runtime-state-analyzers/android-runtime-analyzers/mixed-compilation-impact-analyzers.md) — Analyzes how Android's hybrid runtime affects hotfix patches that replace classes at runtime. ([source](https://github.com/WeMobileDev/article/blob/master/Android_N%E6%B7%B7%E5%90%88%E7%BC%96%E8%AF%91%E4%B8%8E%E5%AF%B9%E7%83%AD%E8%A1%A5%E4%B8%81%E5%BD%B1%E5%93%8D%E8%A7%A3%E6%9E%90.md))

### DevOps & Infrastructure

- [Remote Hotfix Delivery](https://awesome-repositories.com/f/devops-infrastructure/deployment-management/installation-package-management/binary-and-source-installation/remote-binary-updaters/remote-hotfix-delivery.md) — Explains the evolution and implementation of Android hotfix solutions for runtime patching of deployed applications. ([source](https://github.com/WeMobileDev/article/blob/master/SUMMARY.md))
- [Multi-Channel Delivery Strategies](https://awesome-repositories.com/f/devops-infrastructure/deployment-management/installation-package-management/binary-and-source-installation/remote-binary-updaters/remote-hotfix-delivery/multi-channel-delivery-strategies.md) — Documents strategies for delivering hotfixes to specific user groups via multiple channels. ([source](https://github.com/WeMobileDev/article/blob/master/%E5%BE%AE%E4%BF%A1Android%E7%83%AD%E8%A1%A5%E4%B8%81%E5%AE%9E%E8%B7%B5%E6%BC%94%E8%BF%9B%E4%B9%8B%E8%B7%AF.md))

### Mobile Development

- [Android Patching Utilities](https://awesome-repositories.com/f/mobile-development/android-app-rebuilding/android-patching-utilities.md) — Replaces specific classes in a running Android app by loading a patch dex that overrides original code. ([source](https://github.com/WeMobileDev/article/blob/master/Android_N%E6%B7%B7%E5%90%88%E7%BC%96%E8%AF%91%E4%B8%8E%E5%AF%B9%E7%83%AD%E8%A1%A5%E4%B8%81%E5%BD%B1%E5%93%8D%E8%A7%A3%E6%9E%90.md))
- [Runtime Behavior Workarounds](https://awesome-repositories.com/f/mobile-development/android-debloating-utilities/vendor-specific-debloating/runtime-behavior-workarounds.md) — Documents workarounds for vendor-specific VM modifications that break standard patching assumptions. ([source](https://github.com/WeMobileDev/article/blob/master/Tinker%EF%BC%9A%E6%8A%80%E6%9C%AF%E7%9A%84%E5%88%9D%E5%BF%83%E4%B8%8E%E5%9D%9A%E6%8C%81.md))

### Networking & Communication

- [Cross-Platform Networking](https://awesome-repositories.com/f/networking-communication/cross-platform-networking.md) — Builds a unified socket-layer network component that works across Android, iOS, and other platforms. ([source](https://github.com/WeMobileDev/article/blob/master/%E5%BE%AE%E4%BF%A1%E7%BB%88%E7%AB%AF%E8%B7%A8%E5%B9%B3%E5%8F%B0%E7%BB%84%E4%BB%B6%20Mars%20%E7%B3%BB%E5%88%97%20-%20%E6%88%91%E4%BB%AC%E5%A6%82%E7%BA%A6%E8%80%8C%E8%87%B3.md))
- [Secure Session Negotiation](https://awesome-repositories.com/f/networking-communication/secure-communication-channels/secure-session-negotiation.md) — Establishes encrypted sessions using ECDHE or PSK handshakes to protect all subsequent data in mobile messaging. ([source](https://github.com/WeMobileDev/article/blob/master/%E5%9F%BA%E4%BA%8ETLS1.3%E7%9A%84%E5%BE%AE%E4%BF%A1%E5%AE%89%E5%85%A8%E9%80%9A%E4%BF%A1%E5%8D%8F%E8%AE%AEmmtls%E4%BB%8B%E7%BB%8D.md))
- [IPv4-Mapped IPv6 Address Techniques](https://awesome-repositories.com/f/networking-communication/communication-protocols-architectures/communication-protocols-standards/network-protocols/ipv6-network-stacks/ipv4-mapped-ipv6-address-techniques.md) — Maps IPv4 addresses into IPv6 space so a single IPv6 socket can communicate over either network. ([source](https://github.com/WeMobileDev/article/blob/master/IPv6%20socket%E7%BC%96%E7%A8%8B.md))
- [Mobile IPv6 Socket Implementations](https://awesome-repositories.com/f/networking-communication/communication-protocols-architectures/communication-protocols-standards/network-protocols/ipv6-network-stacks/ipv6-application-layers/mobile-ipv6-socket-implementations.md) — Provides detailed guidance on implementing IPv6 socket communication in mobile applications. ([source](https://github.com/WeMobileDev/article/blob/master/SUMMARY.md))
- [NAT64 Gateways](https://awesome-repositories.com/f/networking-communication/communication-protocols-architectures/communication-protocols-standards/network-protocols/ipv6-network-stacks/ipv6-only-network-stacks/nat64-gateways.md) — Documents how to route traffic through NAT64 gateways for IPv6-only mobile clients. ([source](https://github.com/WeMobileDev/article/blob/master/IPv6%20socket%E7%BC%96%E7%A8%8B.md))
- [Weak Signal Optimizations](https://awesome-repositories.com/f/networking-communication/connection-and-latency-optimizers/weak-signal-optimizations.md) — Adjusts connection strategies and retry logic for reliable data transfer under weak signal conditions. ([source](https://github.com/WeMobileDev/article/blob/master/%E5%BE%AE%E4%BF%A1%E7%BB%88%E7%AB%AF%E8%B7%A8%E5%B9%B3%E5%8F%B0%E7%BB%84%E4%BB%B6%20Mars%20%E7%B3%BB%E5%88%97%20-%20%E6%88%91%E4%BB%AC%E5%A6%82%E7%BA%A6%E8%80%8C%E8%87%B3.md))
- [High Availability Networking](https://awesome-repositories.com/f/networking-communication/high-availability-networking.md) — Designs network connections with server and client-side disaster recovery to maintain service when servers fail. ([source](https://github.com/WeMobileDev/article/blob/master/%E5%BE%AE%E4%BF%A1%E7%BB%88%E7%AB%AF%E8%B7%A8%E5%B9%B3%E5%8F%B0%E7%BB%84%E4%BB%B6%20Mars%20%E7%B3%BB%E5%88%97%20-%20%E6%88%91%E4%BB%AC%E5%A6%82%E7%BA%A6%E8%80%8C%E8%87%B3.md))
- [Smooth Network Transition Handlers](https://awesome-repositories.com/f/networking-communication/network-change-observers/smooth-network-transition-handlers.md) — Adapts to network transitions like WiFi switching to prevent connection drops. ([source](https://github.com/WeMobileDev/article/blob/master/%E5%BE%AE%E4%BF%A1%E7%BB%88%E7%AB%AF%E8%B7%A8%E5%B9%B3%E5%8F%B0%E7%BB%84%E4%BB%B6%20Mars%20%E7%B3%BB%E5%88%97%20-%20%E6%88%91%E4%BB%AC%E5%A6%82%E7%BA%A6%E8%80%8C%E8%87%B3.md))

### Programming Languages & Runtimes

- [Custom ClassLoader Hotfixes](https://awesome-repositories.com/f/programming-languages-runtimes/class-method-definitions/class-extensions/core-class-replacements/custom-classloader-hotfixes.md) — Swaps entire classes in running Android apps using custom class loaders for broader hotfix support. ([source](https://github.com/WeMobileDev/article/blob/master/%E5%BE%AE%E4%BF%A1Android%E7%83%AD%E8%A1%A5%E4%B8%81%E5%AE%9E%E8%B7%B5%E6%BC%94%E8%BF%9B%E4%B9%8B%E8%B7%AF.md))
- [Hotfix Class Replacements](https://awesome-repositories.com/f/programming-languages-runtimes/dynamic-class-creation/class-loading-mechanisms/hotfix-class-replacements.md) — Replaces buggy classes in running Android apps by inserting patched Dex files at the front of the class loader's path. ([source](https://github.com/WeMobileDev/article/blob/master/ART%E4%B8%8B%E7%9A%84%E6%96%B9%E6%B3%95%E5%86%85%E8%81%94%E7%AD%96%E7%95%A5%E5%8F%8A%E5%85%B6%E5%AF%B9Android%E7%83%AD%E4%BF%AE%E5%A4%8D%E6%96%B9%E6%A1%88%E7%9A%84%E5%BD%B1%E5%93%8D%E5%88%86%E6%9E%90.md))
- [Profile-Guided Optimizations](https://awesome-repositories.com/f/programming-languages-runtimes/compiler-interpreter-internals/compiler-toolchains/optimization-frameworks/profile-guided-optimizations.md) — Uses runtime-collected profiles to compile only frequently used methods during idle periods. ([source](https://github.com/WeMobileDev/article/blob/master/Android_N%E6%B7%B7%E5%90%88%E7%BC%96%E8%AF%91%E4%B8%8E%E5%AF%B9%E7%83%AD%E8%A1%A5%E4%B8%81%E5%BD%B1%E5%93%8D%E8%A7%A3%E6%9E%90.md))
- [Method Inlining Suppression Techniques](https://awesome-repositories.com/f/programming-languages-runtimes/function-inliners/partial-inlining/schedule-block-inlining/method-inlining-suppression-techniques.md) — Documents techniques to prevent ART compiler inlining for preserving hotfix correctness. ([source](https://github.com/WeMobileDev/article/blob/master/ART%E4%B8%8B%E7%9A%84%E6%96%B9%E6%B3%95%E5%86%85%E8%81%94%E7%AD%96%E7%95%A5%E5%8F%8A%E5%85%B6%E5%AF%B9Android%E7%83%AD%E4%BF%AE%E5%A4%8D%E6%96%B9%E6%A1%88%E7%9A%84%E5%BD%B1%E5%93%8D%E5%88%86%E6%9E%90.md))
- [TLS 1.3 Protocol Implementations](https://awesome-repositories.com/f/programming-languages-runtimes/tls-implementations/tls-1-3-protocol-implementations.md) — Describes the design and implementation of a TLS 1.3-based secure communication protocol for mobile messaging. ([source](https://github.com/WeMobileDev/article/blob/master/SUMMARY.md))

### Software Engineering & Architecture

- [Dex](https://awesome-repositories.com/f/software-engineering-architecture/code-patching-engines/patch-generators/dex.md) — Creates compact binary diffs between Dex files for hotfix patching on Android. ([source](https://github.com/WeMobileDev/article/blob/master/%E5%BE%AE%E4%BF%A1Tinker%E7%9A%84%E4%B8%80%E5%88%87%E9%83%BD%E5%9C%A8%E8%BF%99%E9%87%8C%EF%BC%8C%E5%8C%85%E6%8B%AC%E6%BA%90%E7%A0%81%EF%BC%88%E4%B8%80%EF%BC%89.md))
- [Patch Application](https://awesome-repositories.com/f/software-engineering-architecture/code-patching-engines/patch-generators/patch-application.md) — Applies code and resource fixes to a live application without requiring a full app store update. ([source](https://github.com/WeMobileDev/article/blob/master/Tinker%EF%BC%9A%E6%8A%80%E6%9C%AF%E7%9A%84%E5%88%9D%E5%BF%83%E4%B8%8E%E5%9D%9A%E6%8C%81.md))
- [Native Descriptor Overwrites](https://awesome-repositories.com/f/software-engineering-architecture/runtime-method-patching/native-descriptor-overwrites.md) — Overwrites native method descriptor structures or redirects through dispatch functions to swap logic at runtime. ([source](https://github.com/WeMobileDev/article/blob/master/ART%E4%B8%8B%E7%9A%84%E6%96%B9%E6%B3%95%E5%86%85%E8%81%94%E7%AD%96%E7%95%A5%E5%8F%8A%E5%85%B6%E5%AF%B9Android%E7%83%AD%E4%BF%AE%E5%A4%8D%E6%96%B9%E6%A1%88%E7%9A%84%E5%BD%B1%E5%93%8D%E5%88%86%E6%9E%90.md))
- [Resource Patching](https://awesome-repositories.com/f/software-engineering-architecture/binary-patching-utilities/resource-patching.md) — Merges modified resources into installed apps by directly manipulating the zip archive without full decompression. ([source](https://github.com/WeMobileDev/article/blob/master/Tinker%EF%BC%9A%E6%8A%80%E6%9C%AF%E7%9A%84%E5%88%9D%E5%BF%83%E4%B8%8E%E5%9D%9A%E6%8C%81.md))
- [Compiled Patch Integrity Verifiers](https://awesome-repositories.com/f/software-engineering-architecture/binary-patching-utilities/source-level-patch-integration/compiled-patch-integrity-verifiers.md) — Verifies that generated odex files are valid ELF binaries to prevent silent corruption. ([source](https://github.com/WeMobileDev/article/blob/master/Tinker%EF%BC%9A%E6%8A%80%E6%9C%AF%E7%9A%84%E5%88%9D%E5%BF%83%E4%B8%8E%E5%9D%9A%E6%8C%81.md))
- [Rollout Monitoring Dashboards](https://awesome-repositories.com/f/software-engineering-architecture/code-patching-engines/patch-generators/automated-patch-appliers/applied-patch-tracking/adoption-stability-metrics/rollout-monitoring-dashboards.md) — Provides monitoring capabilities for tracking hotfix rollout success and crash rates. ([source](https://github.com/WeMobileDev/article/blob/master/%E5%BE%AE%E4%BF%A1Android%E7%83%AD%E8%A1%A5%E4%B8%81%E5%AE%9E%E8%B7%B5%E6%BC%94%E8%BF%9B%E4%B9%8B%E8%B7%AF.md))
- [System Update Invalidation Handlers](https://awesome-repositories.com/f/software-engineering-architecture/code-patching-engines/patch-generators/automated-patch-appliers/applied-patch-tracking/system-update-invalidation-handlers.md) — Describes how to detect system OTA updates and reapply hotfix patches after invalidation. ([source](https://github.com/WeMobileDev/article/blob/master/Tinker%EF%BC%9A%E6%8A%80%E6%9C%AF%E7%9A%84%E5%88%9D%E5%BF%83%E4%B8%8E%E5%9D%9A%E6%8C%81.md))
- [Dex Patch Validators](https://awesome-repositories.com/f/software-engineering-architecture/code-patching-engines/patch-generators/dex-patch-validators.md) — Validates patch generation correctness through random and historical Dex comparisons. ([source](https://github.com/WeMobileDev/article/blob/master/%E5%BE%AE%E4%BF%A1Tinker%E7%9A%84%E4%B8%80%E5%88%87%E9%83%BD%E5%9C%A8%E8%BF%99%E9%87%8C%EF%BC%8C%E5%8C%85%E6%8B%AC%E6%BA%90%E7%A0%81%EF%BC%88%E4%B8%80%EF%BC%89.md))
- [DEX Differential Patch Generators](https://awesome-repositories.com/f/software-engineering-architecture/code-patching-engines/patch-generators/patch-application/filter-list-differential-patches/dex-differential-patch-generators.md) — Implements algorithms to compute minimal DEX diffs for compact hotfix patches. ([source](https://github.com/WeMobileDev/article/blob/master/Tinker%EF%BC%9A%E6%8A%80%E6%9C%AF%E7%9A%84%E5%88%9D%E5%BF%83%E4%B8%8E%E5%9D%9A%E6%8C%81.md))
- [Packet Replay Protections](https://awesome-repositories.com/f/software-engineering-architecture/request-validation/packet-replay-protections.md) — Prevents replay attacks by embedding sequence numbers into AEAD nonces, with a time-based fallback for zero-round-trip connections. ([source](https://github.com/WeMobileDev/article/blob/master/%E5%9F%BA%E4%BA%8ETLS1.3%E7%9A%84%E5%BE%AE%E4%BF%A1%E5%AE%89%E5%85%A8%E9%80%9A%E4%BF%A1%E5%8D%8F%E8%AE%AEmmtls%E4%BB%8B%E7%BB%8D.md))
- [Transaction Batching](https://awesome-repositories.com/f/software-engineering-architecture/transaction-batching.md) — Performs bulk insert operations within a single transaction to achieve faster write throughput. ([source](https://github.com/WeMobileDev/article/blob/master/%E4%B8%BA%E4%BB%80%E4%B9%88%E8%A6%81%E4%BB%8EFMDB%E8%BF%81%E7%A7%BB%E5%88%B0WCDB.md))

### Testing & Quality Assurance

- [Runtime Method Patching](https://awesome-repositories.com/f/testing-quality-assurance/function-call-tracking/function-behavior-replacement/runtime-method-patching.md) — Replaces method implementations at runtime using native hooks for immediate bug fixes without restarting the app. ([source](https://github.com/WeMobileDev/article/blob/master/%E5%BE%AE%E4%BF%A1Android%E7%83%AD%E8%A1%A5%E4%B8%81%E5%AE%9E%E8%B7%B5%E6%BC%94%E8%BF%9B%E4%B9%8B%E8%B7%AF.md))

### Part of an Awesome List

- [Log Persistence After Crashes](https://awesome-repositories.com/f/awesome-lists/devtools/crash-monitoring/log-persistence-after-crashes.md) — Implements mmap-based log persistence that preserves all log data through app crashes and system kills. ([source](https://github.com/WeMobileDev/article/blob/master/%E5%BE%AE%E4%BF%A1%E7%BB%88%E7%AB%AF%E8%B7%A8%E5%B9%B3%E5%8F%B0%E7%BB%84%E4%BB%B6%20Mars%20%E7%B3%BB%E5%88%97%EF%BC%88%E4%B8%80%EF%BC%89%20-%20%E9%AB%98%E6%80%A7%E8%83%BD%E6%97%A5%E5%BF%97%E6%A8%A1%E5%9D%97xlog.md))
- [Formatting and Logging](https://awesome-repositories.com/f/awesome-lists/devtools/formatting-and-logging.md) — Ships a logging system with type-safe, positional, and smart-match format specifiers for flexible message construction. ([source](https://github.com/WeMobileDev/article/blob/master/%E5%BE%AE%E4%BF%A1%E7%BB%88%E7%AB%AF%E8%B7%A8%E5%B9%B3%E5%8F%B0%E7%BB%84%E4%BB%B6%20Mars%20%E7%B3%BB%E5%88%97%EF%BC%88%E4%B8%80%EF%BC%89%20-%20%E9%AB%98%E6%80%A7%E8%83%BD%E6%97%A5%E5%BF%97%E6%A8%A1%E5%9D%97xlog.md))

### Data & Databases

- [Concurrent Read-Write Transactions](https://awesome-repositories.com/f/data-databases/acid-transactional-cores/concurrent-read-write-transactions.md) — Enables multiple threads to read and write to the same database simultaneously using WAL mode and multi-threaded SQLite. ([source](https://github.com/WeMobileDev/article/blob/master/%E5%BE%AE%E4%BF%A1iOS%20SQLite%E6%BA%90%E7%A0%81%E4%BC%98%E5%8C%96%E5%AE%9E%E8%B7%B5.md))
- [iOS SQLite Optimizations](https://awesome-repositories.com/f/data-databases/concurrent-write-optimizations/write-throughput-optimizations/sqlite-write-optimizations/ios-sqlite-optimizations.md) — Details techniques for optimizing SQLite database performance on iOS platforms. ([source](https://github.com/WeMobileDev/article/blob/master/SUMMARY.md))
- [CRUD Operations](https://awesome-repositories.com/f/data-databases/crud-operations.md) — Inserts, updates, deletes, and selects database records directly through Objective-C objects without writing glue code. ([source](https://github.com/WeMobileDev/article/blob/master/%E5%BE%AE%E4%BF%A1%E7%A7%BB%E5%8A%A8%E7%AB%AF%E6%95%B0%E6%8D%AE%E5%BA%93%E7%BB%84%E4%BB%B6WCDB%E7%B3%BB%E5%88%97%EF%BC%88%E4%B8%80%EF%BC%89-iOS%E5%9F%BA%E7%A1%80%E7%AF%87.md))
- [ORM-Based](https://awesome-repositories.com/f/data-databases/crud-operations/orm-based.md) — Inserts, queries, updates, and deletes objects using a single line of code after defining the ORM binding. ([source](https://github.com/WeMobileDev/article/blob/master/%E4%B8%BA%E4%BB%80%E4%B9%88%E8%A6%81%E4%BB%8EFMDB%E8%BF%81%E7%A7%BB%E5%88%B0WCDB.md))
- [Memory-Mapped File Access](https://awesome-repositories.com/f/data-databases/data-access-querying/memory-mapped-file-access.md) — Maps database and WAL files into memory using mmap to accelerate I/O for read-heavy workloads. ([source](https://github.com/WeMobileDev/article/blob/master/%E5%BE%AE%E4%BF%A1iOS%20SQLite%E6%BA%90%E7%A0%81%E4%BC%98%E5%8C%96%E5%AE%9E%E8%B7%B5.md))
- [Log-Based Memory Mapping](https://awesome-repositories.com/f/data-databases/data-access-querying/memory-mapped-file-access/log-based-memory-mapping.md) — Uses memory-mapped I/O to write log data directly to disk, combining in-memory performance with file persistence reliability. ([source](https://github.com/WeMobileDev/article/blob/master/%E5%BE%AE%E4%BF%A1%E7%BB%88%E7%AB%AF%E8%B7%A8%E5%B9%B3%E5%8F%B0%E7%BB%84%E4%BB%B6%20Mars%20%E7%B3%BB%E5%88%97%EF%BC%88%E4%B8%80%EF%BC%89%20-%20%E9%AB%98%E6%80%A7%E8%83%BD%E6%97%A5%E5%BF%97%E6%A8%A1%E5%9D%97xlog.md))
- [Encrypted Database Restorations](https://awesome-repositories.com/f/data-databases/database-backup-and-restoration/encrypted-database-restorations.md) — Recovers data from damaged encrypted databases by restoring backups with original page size and cipher settings. ([source](https://github.com/WeMobileDev/article/blob/master/%E4%B8%BA%E4%BB%80%E4%B9%88%E8%A6%81%E4%BB%8EFMDB%E8%BF%81%E7%A7%BB%E5%88%B0WCDB.md))
- [Database Logging](https://awesome-repositories.com/f/data-databases/database-logging.md) — Captures and redirects SQLite and framework logs to a custom handler instead of the system log. ([source](https://github.com/WeMobileDev/article/blob/master/%E5%BE%AE%E4%BF%A1%E7%A7%BB%E5%8A%A8%E7%AB%AF%E6%95%B0%E6%8D%AE%E5%BA%93%E7%BB%84%E4%BB%B6WCDB%E7%B3%BB%E5%88%97%EF%BC%88%E5%9B%9B%EF%BC%89%20%E2%80%94%20Android%20%E7%89%B9%E6%80%A7%E7%AF%87.md))
- [Database Page Repair](https://awesome-repositories.com/f/data-databases/database-page-repair.md) — Documents a method for dumping readable SQL from damaged databases by skipping corrupted pages and rebuilding from recovered statements. ([source](https://github.com/WeMobileDev/article/blob/master/%E5%BE%AE%E4%BF%A1%E7%A7%BB%E5%8A%A8%E7%AB%AF%E6%95%B0%E6%8D%AE%E5%BA%93%E7%BB%84%E4%BB%B6WCDB%E7%B3%BB%E5%88%97%EF%BC%88%E4%BA%8C%EF%BC%89%20%E2%80%94%20%E6%95%B0%E6%8D%AE%E5%BA%93%E4%BF%AE%E5%A4%8D%E4%B8%89%E6%9D%BF%E6%96%A7.md))
- [Full Text Search](https://awesome-repositories.com/f/data-databases/full-text-search.md) — Tokenizes content for FTS3/4 virtual tables using a custom ICU-based tokenizer for Chinese text. ([source](https://github.com/WeMobileDev/article/blob/master/%E5%BE%AE%E4%BF%A1%E7%A7%BB%E5%8A%A8%E7%AB%AF%E6%95%B0%E6%8D%AE%E5%BA%93%E7%BB%84%E4%BB%B6WCDB%E7%B3%BB%E5%88%97%EF%BC%88%E5%9B%9B%EF%BC%89%20%E2%80%94%20Android%20%E7%89%B9%E6%80%A7%E7%AF%87.md))
- [Log Compression](https://awesome-repositories.com/f/data-databases/incremental-data-streaming/large-dataset-streaming/streaming-compression-engines/log-compression.md) — Implements per-line streaming compression for log data to minimize disk footprint and CPU overhead. ([source](https://github.com/WeMobileDev/article/blob/master/%E5%BE%AE%E4%BF%A1%E7%BB%88%E7%AB%AF%E8%B7%A8%E5%B9%B3%E5%8F%B0%E7%BB%84%E4%BB%B6%20Mars%20%E7%B3%BB%E5%88%97%EF%BC%88%E4%B8%80%EF%BC%89%20-%20%E9%AB%98%E6%80%A7%E8%83%BD%E6%97%A5%E5%BF%97%E6%A8%A1%E5%9D%97xlog.md))
- [C++ Query Builders](https://awesome-repositories.com/f/data-databases/native-language-querying/c-query-builders.md) — Provides a C++ query builder that constructs SQL conditions and sorting through type-safe function calls. ([source](https://github.com/WeMobileDev/article/blob/master/%E5%BE%AE%E4%BF%A1%E7%A7%BB%E5%8A%A8%E7%AB%AF%E6%95%B0%E6%8D%AE%E5%BA%93%E7%BB%84%E4%BB%B6WCDB%E7%B3%BB%E5%88%97%EF%BC%88%E4%B8%80%EF%BC%89-iOS%E5%9F%BA%E7%A1%80%E7%AF%87.md))
- [Automated Upgrades](https://awesome-repositories.com/f/data-databases/schema-definitions/schema-modifiers/automated-upgrades.md) — Automatically upgrades database schemas by updating ORM definitions and calling create table methods to add or modify columns. ([source](https://github.com/WeMobileDev/article/blob/master/%E4%B8%BA%E4%BB%80%E4%B9%88%E8%A6%81%E4%BB%8EFMDB%E8%BF%81%E7%A7%BB%E5%88%B0WCDB.md))
- [SQLite Connection Optimizations](https://awesome-repositories.com/f/data-databases/sqlite-connection-optimizations.md) — Documents techniques for reducing SQLite connection setup time on mobile platforms. ([source](https://github.com/WeMobileDev/article/blob/master/%E4%B8%BA%E4%BB%80%E4%B9%88%E8%A6%81%E4%BB%8EFMDB%E8%BF%81%E7%A7%BB%E5%88%B0WCDB.md))
- [Direct Parsing](https://awesome-repositories.com/f/data-databases/storage-engines/b-tree/direct-parsing.md) — Documents a technique for reading database content directly from B-tree structures to recover data from corrupted SQLite files. ([source](https://github.com/WeMobileDev/article/blob/master/%E5%BE%AE%E4%BF%A1%E7%A7%BB%E5%8A%A8%E7%AB%AF%E6%95%B0%E6%8D%AE%E5%BA%93%E7%BB%84%E4%BB%B6WCDB%E7%B3%BB%E5%88%97%EF%BC%88%E4%BA%8C%EF%BC%89%20%E2%80%94%20%E6%95%B0%E6%8D%AE%E5%BA%93%E4%BF%AE%E5%A4%8D%E4%B8%89%E6%9D%BF%E6%96%A7.md))
- [CursorWindow Bypass Iteration](https://awesome-repositories.com/f/data-databases/storage-engines/cursor-based-iterators/cursorwindow-bypass-iteration.md) — Reads query results directly from SQLite without CursorWindow allocation for faster iteration. ([source](https://github.com/WeMobileDev/article/blob/master/%E5%BE%AE%E4%BF%A1%E7%A7%BB%E5%8A%A8%E7%AB%AF%E6%95%B0%E6%8D%AE%E5%BA%93%E7%BB%84%E4%BB%B6WCDB%E7%B3%BB%E5%88%97%EF%BC%88%E5%9B%9B%EF%BC%89%20%E2%80%94%20Android%20%E7%89%B9%E6%80%A7%E7%AF%87.md))

### Graphics & Multimedia

- [Hardware Accelerated Media Encoders](https://awesome-repositories.com/f/graphics-multimedia/media-processing-analysis/media-manipulation/media-processing/codec-encoding-utilities/hardware-accelerated-media-encoders.md) — Uses the platform's MediaCodec API for hardware-accelerated H.264 encoding by feeding raw YUV frames into the encoder. ([source](https://github.com/WeMobileDev/article/blob/master/%E5%BE%AE%E4%BF%A1Android%E8%A7%86%E9%A2%91%E7%BC%96%E7%A0%81%E7%88%AC%E8%BF%87%E7%9A%84%E9%82%A3%E4%BA%9B%E5%9D%91.md))
- [Android Video Encoding Guides](https://awesome-repositories.com/f/graphics-multimedia/video-encoding-and-decoding/android-video-encoding-guides.md) — Documents challenges and solutions for Android video encoding development. ([source](https://github.com/WeMobileDev/article/blob/master/SUMMARY.md))
- [Software-Based Video Encoders](https://awesome-repositories.com/f/graphics-multimedia/video-encoding-and-decoding/software-based-video-encoders.md) — Employs FFmpeg with x264 or openh264 for software-based H.264 encoding, offering broader feature support than hardware encoding. ([source](https://github.com/WeMobileDev/article/blob/master/%E5%BE%AE%E4%BF%A1Android%E8%A7%86%E9%A2%91%E7%BC%96%E7%A0%81%E7%88%AC%E8%BF%87%E7%9A%84%E9%82%A3%E4%BA%9B%E5%9D%91.md))

### Operating Systems & Systems Programming

- [FIFO Queue Lock Replacement](https://awesome-repositories.com/f/operating-systems-systems-programming/mutexes-and-locks/contention-minimizing-locking-strategies/fifo-queue-lock-replacement.md) — Replaces SQLite's busy-retry mechanism with a FIFO queue to reduce lock contention. ([source](https://github.com/WeMobileDev/article/blob/master/%E5%BE%AE%E4%BF%A1iOS%20SQLite%E6%BA%90%E7%A0%81%E4%BC%98%E5%8C%96%E5%AE%9E%E8%B7%B5.md))

### Security & Cryptography

- [Data Encryption](https://awesome-repositories.com/f/security-cryptography/data-encryption.md) — Implements AES-GCM authenticated encryption for all application-layer payloads to ensure data confidentiality and integrity. ([source](https://github.com/WeMobileDev/article/blob/master/%E5%9F%BA%E4%BA%8ETLS1.3%E7%9A%84%E5%BE%AE%E4%BF%A1%E5%AE%89%E5%85%A8%E9%80%9A%E4%BF%A1%E5%8D%8F%E8%AE%AEmmtls%E4%BB%8B%E7%BB%8D.md))
- [Encryption Configurations](https://awesome-repositories.com/f/security-cryptography/data-encryption/encrypted-database-managers/encryption-configurations.md) — Documents configuring SQLCipher encryption parameters like page size and KDF iteration via a spec object. ([source](https://github.com/WeMobileDev/article/blob/master/%E5%BE%AE%E4%BF%A1%E7%A7%BB%E5%8A%A8%E7%AB%AF%E6%95%B0%E6%8D%AE%E5%BA%93%E7%BB%84%E4%BB%B6WCDB%E7%B3%BB%E5%88%97%EF%BC%88%E5%9B%9B%EF%BC%89%20%E2%80%94%20Android%20%E7%89%B9%E6%80%A7%E7%AF%87.md))
- [SQLCipher-Based Encryptions](https://awesome-repositories.com/f/security-cryptography/end-to-end-encryption/credential-encryption/sqlcipher-based-encryptions.md) — Protects entire database files with SQLCipher using password-based AES-256 encryption for secure storage. ([source](https://github.com/WeMobileDev/article/blob/master/%E4%B8%BA%E4%BB%80%E4%B9%88%E8%A6%81%E4%BB%8EFMDB%E8%BF%81%E7%A7%BB%E5%88%B0WCDB.md))
- [Zero-RTT Handshakes](https://awesome-repositories.com/f/security-cryptography/handshake-protocols/zero-rtt-handshake-resumption/zero-rtt-handshakes.md) — Allows sending encrypted application data in the first message using pre-shared keys to reduce latency. ([source](https://github.com/WeMobileDev/article/blob/master/%E5%9F%BA%E4%BA%8ETLS1.3%E7%9A%84%E5%BE%AE%E4%BF%A1%E5%AE%89%E5%85%A8%E9%80%9A%E4%BF%A1%E5%8D%8F%E8%AE%AEmmtls%E4%BB%8B%E7%BB%8D.md))
- [Server Authenticity Verification](https://awesome-repositories.com/f/security-cryptography/identity-access-management/identity-management/server-authenticity-verification.md) — Verifies server identity via built-in ECDSA signatures to prevent man-in-the-middle attacks. ([source](https://github.com/WeMobileDev/article/blob/master/%E5%9F%BA%E4%BA%8ETLS1.3%E7%9A%84%E5%BE%AE%E4%BF%A1%E5%AE%89%E5%85%A8%E9%80%9A%E4%BF%A1%E5%8D%8F%E8%AE%AEmmtls%E4%BB%8B%E7%BB%8D.md))
- [Session Key Derivation](https://awesome-repositories.com/f/security-cryptography/key-derivation-protocols/session-key-derivation.md) — Expands negotiated master secrets into separate encryption and IV keys using HKDF. ([source](https://github.com/WeMobileDev/article/blob/master/%E5%9F%BA%E4%BA%8ETLS1.3%E7%9A%84%E5%BE%AE%E4%BF%A1%E5%AE%89%E5%85%A8%E9%80%9A%E4%BF%A1%E5%8D%8F%E8%AE%AEmmtls%E4%BB%8B%E7%BB%8D.md))

### System Administration & Monitoring

- [Cross-Platform Logging Modules](https://awesome-repositories.com/f/system-administration-monitoring/application-performance-monitoring-platforms/cross-platform-monitors/cross-platform-logging-modules.md) — Introduces a high-performance logging module designed for cross-platform mobile applications. ([source](https://github.com/WeMobileDev/article/blob/master/SUMMARY.md))
- [Database Performance Monitors](https://awesome-repositories.com/f/system-administration-monitoring/database-performance-monitors.md) — Receives callbacks for SQL execution time, connection pool congestion, and database corruption. ([source](https://github.com/WeMobileDev/article/blob/master/%E5%BE%AE%E4%BF%A1%E7%A7%BB%E5%8A%A8%E7%AB%AF%E6%95%B0%E6%8D%AE%E5%BA%93%E7%BB%84%E4%BB%B6WCDB%E7%B3%BB%E5%88%97%EF%BC%88%E5%9B%9B%EF%BC%89%20%E2%80%94%20Android%20%E7%89%B9%E6%80%A7%E7%AF%87.md))
- [Low-Impact Logging Systems](https://awesome-repositories.com/f/system-administration-monitoring/diagnostic-tools/diagnostics/telemetry-and-log-collectors/application-logging/low-impact-logging-systems.md) — Records diagnostic information with minimal effect on app responsiveness and battery life. ([source](https://github.com/WeMobileDev/article/blob/master/%E5%BE%AE%E4%BF%A1%E7%BB%88%E7%AB%AF%E8%B7%A8%E5%B9%B3%E5%8F%B0%E7%BB%84%E4%BB%B6%20Mars%20%E7%B3%BB%E5%88%97%20-%20%E6%88%91%E4%BB%AC%E5%A6%82%E7%BA%A6%E8%80%8C%E8%87%B3.md))