Developer Command Reference
Quickly find usage, parameters, and practical examples for Git, Linux, and other dev commands. Organized by scenario to solve real problems.
Choose a Topic
Git
Daily Git commands for version control, branch management, undo operations, and collaboration workflows
10 commands · Cheat Sheet · scenario guides
Linux / Shell
Linux system administration, file operations, process management, network diagnostics, and text processing commands
10 commands · Cheat Sheet · scenario guides
Docker
Docker containerization: image management, container operations, network configuration, and Compose orchestration
18 commands · Cheat Sheet · scenario guides
Vim
Vim terminal editor: mode operations, cursor movement, search & replace, macro recording, and multi-file editing
15 commands · Cheat Sheet · scenario guides
npm
npm package manager: dependency management, script execution, package publishing, and version control
15 commands · Cheat Sheet · scenario guides
Nginx
Nginx web server: configuration, reverse proxy, load balancing, SSL, and performance optimization
14 commands · Cheat Sheet · scenario guides
SSH
SSH remote connections, key management, port forwarding, file transfer, and security configuration
15 commands · Cheat Sheet · scenario guides
MySQL
MySQL database: CRUD operations, index optimization, user management, backup/restore, and performance tuning
15 commands · Cheat Sheet · scenario guides
Kubernetes
Kubernetes orchestration: cluster management, Pod operations, service discovery, config management, and troubleshooting
15 commands · Cheat Sheet · scenario guides
Python
Python development commands, virtual environment management, package management, debugging, and profiling tools
12 commands · Cheat Sheet · scenario guides
Popular Scenarios
- How to Undo a Git Commit? Committed but found issues, want to undo the last one or more commits
- How to Resolve Git Merge Conflicts? Got CONFLICT during merge or rebase, not sure how to handle it
- How to Roll Back to a Previous Git Version? Code has issues, want to go back to a previous working version
- How to Check Port Usage on Linux? Service startup says port is in use, want to find which process is using it
- How to Find the Largest Files on Linux? Disk is almost full, want to find which files/directories use the most space
- How to Keep a Process Running in Background on Linux? Process stops after SSH disconnects, want to keep it running in background