12 Repos
Using shell operators to redirect standard output and error between processes.
Distinct from Command Chaining: Focuses on basic shell redirection (>, <, |) rather than complex CLI framework chaining
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This project is a comprehensive educational resource and technical guide for Bash shell programming and command-line operations. It serves as a programming guide, scripting reference, and tutorial for navigating Unix-like terminal environments. The documentation covers a broad range of system administration and automation tasks, including remote server administration via secure shell connections and the management of system processes and resources. It provides detailed instructions on executing remote commands and performing secure file transfers between hosts. The guide details core scripti
Explains the process of redirecting standard output and error into the standard input of subsequent commands.
This project is a collection of programming language references and syntax cheat sheets designed for rapid developer onboarding. It serves as a library of code-based documentation that uses valid source code files to provide whirlwind tours of various language specifications. The project focuses on programming language learning by providing concise, commented code examples that explain core features and syntax in place. This approach enables developers to quickly grasp language-specific patterns, data types, and execution flow through a consistent reference format. The content covers a broad
Provides examples of using shell operators to redirect standard output and error between processes.
This project is a collection of specialized toolkits designed for container interaction, Java library auditing, Linux system diagnostics, and shell task automation. It provides a suite of utilities to streamline developer workflows and system troubleshooting. The toolkit includes a Docker container helper for executing local binaries within running containers and a Java dependency analyzer to detect duplicate classes and resolve library conflicts. It also features Linux system diagnostic tools for analyzing network connection states and identifying CPU-intensive threads. The project covers b
Captures command output and redirects it to the system clipboard or external file browsers.
This project is a Go shell scripting library and framework designed for writing automation scripts and CLI tools. It provides a concurrent data pipeline system for chaining sources, filters, and sinks to process text and JSON streams. The library distinguishes itself through a comprehensive toolkit for shell-like operations, including a text processing engine for regular expression filtering and frequency analysis, a filesystem utility toolkit for recursive search and path manipulation, and an integrated HTTP client wrapper for building data pipelines that fetch web content. The capability s
Captures standard output and error streams from external shell commands to redirect them into internal pipelines.
Documents standard stream redirection as a core shell feature for controlling I/O.
Dieses Projekt ist eine umfassende Bildungsressource und Tutorial-Serie zum Erlernen von Bash-Scripting und Shell-Programmierung. Es dient als technischer Leitfaden und Referenzhandbuch für das Schreiben von Automatisierungsskripten und die Erstellung wiederverwendbarer Werkzeuge in einer Linux-Umgebung. Das Material konzentriert sich auf DevOps- und SysOps-Automatisierung und deckt die Entwicklung benutzerdefinierter CLI-Tools, die Automatisierung der Systemadministration sowie die Implementierung von Sicherheitsautomatisierung wie die Generierung zufälliger Passwörter und DDoS-Schutz ab. Der Umfang umfasst grundlegende Sprachkonzepte wie Variablen, Schleifen und bedingte Logik sowie operative Funktionen wie System-Health-Monitoring, Zusammenfassung von Webserver-Logs und Remote-Server-Management via SSH. Es behandelt zudem die Terminal-Interaktion durch den Aufbau interaktiver Menüs, die Formatierung von Ausgaben und das Aliasing von Befehlen. Der Inhalt ist als eine Reihe von Leitfäden, einem E-Book und einer Skripting-Referenz strukturiert.
Teaches how to route command output and error messages to files or other processes using redirect operators.
CliWrap ist eine asynchrone Prozess-Manager- und Wrapper-Bibliothek für Kindprozesse, mit der externe Befehle ausgeführt und Command-Line-Interfaces in Anwendungen integriert werden können. Sie bietet ein Framework zum Starten externer Programme mittels asynchroner Muster, zur Verwaltung von Kindprozessen und zur Validierung von Exit-Codes. Die Bibliothek zeichnet sich dadurch aus, dass sie Standard-Input-, Output- und Error-Streams an Speicherpuffer oder Echtzeit-Event-Streams weiterleiten kann. Sie ermöglicht die Echtzeit-Überwachung von Prozess-Output-Zeilen und unterstützt das Beenden von Prozessen über Cancellation-Tokens. Das Projekt deckt ein breites Spektrum an Funktionen für das externe Prozessmanagement ab, einschließlich der Konfiguration von Umgebungsvariablen, der Umleitung von Standard-Streams und der Erfassung von Prozess-Output zur weiteren Verwendung als Daten innerhalb einer Anwendung.
Routes standard input, output, and error streams to files, buffers, or other commands.
Dieses Projekt ist eine umfassende Bildungsressource, bestehend aus einem Bash-Programmier-Tutorial, einer Skripting-Referenz und einem Linux-Kommandozeilen-Handbuch. Es bietet Lehrmaterialien für das Schreiben von Skripten, die Automatisierung von Systemaufgaben sowie die Beherrschung der Terminal-Navigation und Unix-Systemadministration. Die Anleitungen decken eine breite Palette an Anpassungen der Shell-Umgebung ab, einschließlich Prompt-Styling und der Verwendung von Aliasen. Zudem gibt es einen Leitfaden für die Shell-Umgebung zur Verwaltung von Konfigurationsdateien und zur Initialisierung von Benutzerumgebungen. Die Materialien beschreiben eine Vielzahl von Funktionen, darunter Kontrollflusslogik, Datenverwaltung mit indizierten und assoziativen Arrays sowie Textverarbeitung. Weitere abgedeckte Bereiche umfassen Datei- und Ressourcenmanagement, Pattern-Matching mit regulären Ausdrücken sowie Observability-Tools für das Debugging von Skripten und die Syntaxvalidierung. Die Ressource erklärt zudem interaktive Terminal-Funktionen wie den Abruf der Befehlshistorie, die Eingabevervollständigung und Tastenkombinationen für die Navigation in der Kommandozeile.
Demonstrates how to redirect standard input and output, including the use of here-documents and here-strings.
This project is a bash scripting tutorial, shell automation library, and Linux system administration guide. It serves as a collection of practical examples and case studies designed for learning the Linux command line and shell programming. The repository provides a reference for Unix text processing and the creation of modular script libraries. It includes patterns for automating repetitive server tasks, such as software installation, network security configuration, and database task automation. The project covers a broad range of capabilities, including system monitoring and health auditin
Implements data flow management between commands using standard pipes and file descriptor redirections.
Judge0 is an online code execution engine and multi-language compiler API designed to compile and run source code within isolated sandboxes. It functions as an asynchronous job processor that handles code submissions via a queue and provides a secure environment to run arbitrary programs while preventing unauthorized system access. The system distinguishes itself through a multi-stage compilation pipeline and a flexible execution model that supports both single-file submissions and multi-file program execution via archives. It employs an isolate-based sandboxing mechanism to enforce strict ha
Merges the standard error stream into the standard output stream for all running programs.
This project is a comprehensive command-line reference and toolkit designed for Linux system administration and network security assessment. It provides a collection of technical snippets and operational guides focused on managing remote environments, orchestrating shell sessions, and executing administrative tasks through native terminal utilities. The repository distinguishes itself by offering specialized techniques for stealthy operations and infrastructure manipulation. It covers methods for establishing encrypted tunnels to bypass firewalls, obfuscating process identities and command hi
Captures and discards error output from subshell commands to ensure silent execution during remote operations.
Oils is a Unix shell interpreter and scripting language runtime that combines a modern shell language with POSIX and Bash compatibility. It functions as a structured data shell, integrating JSON and J8 formats to manage complex data without relying on string parsing. The system is distinguished by a C++ transpiled interpreter that converts a subset of Python source code into strongly typed C++ for high-performance execution. It features a garbage-collected typed runtime that supports prototype-based polymorphism, lexical closures, and reference-based variable mutation. To decouple shell logic
Controls the flow of standard input, output, and error for commands using traditional shell redirection idioms.