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⭕ Share quick reference cheat sheet for developers.

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feat: add comprehensive Alpine Linux cheatsheet
2025-03-02 21:46:42 -05:00
---
title: Alpine Linux
date: 2024-03-20 12:00:00
icon: icon-alpine
background: bg-blue-600
tags:
feat: modernize development toolchain - Add comprehensive development tooling: * ESLint configuration with modern JavaScript rules * Prettier for consistent code formatting * Husky for Git hooks automation * lint-staged for pre-commit checks * Conventional Commits with commitlint * Stylelint for CSS code quality - Fix CSS issues: * Resolve duplicate selectors in layout_note.css * Merge duplicate selectors in layout_list.css * Ensure stylelint compliance - Apply consistent code formatting: * Format all JavaScript, CSS, and Markdown files * Standardize code style across the project * Fix console statement warnings in main.js - Update project documentation: * Enhance README with modern development practices * Update package.json with new scripts and dependencies This modernization establishes a robust development environment with automated code quality checks, consistent formatting~
2025-06-18 14:06:41 +08:00
- linux
- server
- container
feat: add comprehensive Alpine Linux cheatsheet
2025-03-02 21:46:42 -05:00
categories:
feat: modernize development toolchain - Add comprehensive development tooling: * ESLint configuration with modern JavaScript rules * Prettier for consistent code formatting * Husky for Git hooks automation * lint-staged for pre-commit checks * Conventional Commits with commitlint * Stylelint for CSS code quality - Fix CSS issues: * Resolve duplicate selectors in layout_note.css * Merge duplicate selectors in layout_list.css * Ensure stylelint compliance - Apply consistent code formatting: * Format all JavaScript, CSS, and Markdown files * Standardize code style across the project * Fix console statement warnings in main.js - Update project documentation: * Enhance README with modern development practices * Update package.json with new scripts and dependencies This modernization establishes a robust development environment with automated code quality checks, consistent formatting~
2025-06-18 14:06:41 +08:00
- Operating System
intro:
A comprehensive cheatsheet for Alpine Linux, covering package management, system administration, networking, and more.
Alpine Linux is a security-oriented, lightweight Linux distribution based on musl libc and busybox.
feat: add comprehensive Alpine Linux cheatsheet
2025-03-02 21:46:42 -05:00
---
# Alpine Linux Cheatsheet
## Package Management (apk)
### Basic Package Operations
feat: modernize development toolchain - Add comprehensive development tooling: * ESLint configuration with modern JavaScript rules * Prettier for consistent code formatting * Husky for Git hooks automation * lint-staged for pre-commit checks * Conventional Commits with commitlint * Stylelint for CSS code quality - Fix CSS issues: * Resolve duplicate selectors in layout_note.css * Merge duplicate selectors in layout_list.css * Ensure stylelint compliance - Apply consistent code formatting: * Format all JavaScript, CSS, and Markdown files * Standardize code style across the project * Fix console statement warnings in main.js - Update project documentation: * Enhance README with modern development practices * Update package.json with new scripts and dependencies This modernization establishes a robust development environment with automated code quality checks, consistent formatting~
2025-06-18 14:06:41 +08:00
feat: add comprehensive Alpine Linux cheatsheet
2025-03-02 21:46:42 -05:00
```bash
# Update package index
apk update
# Upgrade all installed packages
apk upgrade
# Install a package
apk add <package-name>
# Remove a package
apk del <package-name>
# Search for a package
apk search <package-name>
# Show package info
apk info <package-name>
# List all installed packages
apk list --installed
```
### Advanced Package Operations
feat: modernize development toolchain - Add comprehensive development tooling: * ESLint configuration with modern JavaScript rules * Prettier for consistent code formatting * Husky for Git hooks automation * lint-staged for pre-commit checks * Conventional Commits with commitlint * Stylelint for CSS code quality - Fix CSS issues: * Resolve duplicate selectors in layout_note.css * Merge duplicate selectors in layout_list.css * Ensure stylelint compliance - Apply consistent code formatting: * Format all JavaScript, CSS, and Markdown files * Standardize code style across the project * Fix console statement warnings in main.js - Update project documentation: * Enhance README with modern development practices * Update package.json with new scripts and dependencies This modernization establishes a robust development environment with automated code quality checks, consistent formatting~
2025-06-18 14:06:41 +08:00
feat: add comprehensive Alpine Linux cheatsheet
2025-03-02 21:46:42 -05:00
```bash
# Add package from testing repository
apk add --no-cache --repository http://dl-cdn.alpinelinux.org/alpine/edge/testing <package-name>
# Add multiple packages
apk add package1 package2 package3
# Clean package cache
apk cache clean
```
## System Administration
### Service Management (OpenRC)
feat: modernize development toolchain - Add comprehensive development tooling: * ESLint configuration with modern JavaScript rules * Prettier for consistent code formatting * Husky for Git hooks automation * lint-staged for pre-commit checks * Conventional Commits with commitlint * Stylelint for CSS code quality - Fix CSS issues: * Resolve duplicate selectors in layout_note.css * Merge duplicate selectors in layout_list.css * Ensure stylelint compliance - Apply consistent code formatting: * Format all JavaScript, CSS, and Markdown files * Standardize code style across the project * Fix console statement warnings in main.js - Update project documentation: * Enhance README with modern development practices * Update package.json with new scripts and dependencies This modernization establishes a robust development environment with automated code quality checks, consistent formatting~
2025-06-18 14:06:41 +08:00
feat: add comprehensive Alpine Linux cheatsheet
2025-03-02 21:46:42 -05:00
```bash
# Start a service
rc-service <service-name> start
# Stop a service
rc-service <service-name> stop
# Restart a service
rc-service <service-name> restart
# Add service to default runlevel
rc-update add <service-name> default
# Remove service from default runlevel
rc-update del <service-name> default
# List all services
rc-status
```
### System Information
feat: modernize development toolchain - Add comprehensive development tooling: * ESLint configuration with modern JavaScript rules * Prettier for consistent code formatting * Husky for Git hooks automation * lint-staged for pre-commit checks * Conventional Commits with commitlint * Stylelint for CSS code quality - Fix CSS issues: * Resolve duplicate selectors in layout_note.css * Merge duplicate selectors in layout_list.css * Ensure stylelint compliance - Apply consistent code formatting: * Format all JavaScript, CSS, and Markdown files * Standardize code style across the project * Fix console statement warnings in main.js - Update project documentation: * Enhance README with modern development practices * Update package.json with new scripts and dependencies This modernization establishes a robust development environment with automated code quality checks, consistent formatting~
2025-06-18 14:06:41 +08:00
feat: add comprehensive Alpine Linux cheatsheet
2025-03-02 21:46:42 -05:00
```bash
# Show system information
uname -a
# Show disk usage
df -h
# Show memory usage
free -h
# Show running processes
ps aux
# Show system uptime
uptime
```
### Network Configuration
feat: modernize development toolchain - Add comprehensive development tooling: * ESLint configuration with modern JavaScript rules * Prettier for consistent code formatting * Husky for Git hooks automation * lint-staged for pre-commit checks * Conventional Commits with commitlint * Stylelint for CSS code quality - Fix CSS issues: * Resolve duplicate selectors in layout_note.css * Merge duplicate selectors in layout_list.css * Ensure stylelint compliance - Apply consistent code formatting: * Format all JavaScript, CSS, and Markdown files * Standardize code style across the project * Fix console statement warnings in main.js - Update project documentation: * Enhance README with modern development practices * Update package.json with new scripts and dependencies This modernization establishes a robust development environment with automated code quality checks, consistent formatting~
2025-06-18 14:06:41 +08:00
feat: add comprehensive Alpine Linux cheatsheet
2025-03-02 21:46:42 -05:00
```bash
# Show network interfaces
ip addr show
# Configure network interface
setup-interfaces
# Test network connectivity
ping -c 4 google.com
# Show routing table
ip route show
# Edit network configuration
vi /etc/network/interfaces
```
### User Management
feat: modernize development toolchain - Add comprehensive development tooling: * ESLint configuration with modern JavaScript rules * Prettier for consistent code formatting * Husky for Git hooks automation * lint-staged for pre-commit checks * Conventional Commits with commitlint * Stylelint for CSS code quality - Fix CSS issues: * Resolve duplicate selectors in layout_note.css * Merge duplicate selectors in layout_list.css * Ensure stylelint compliance - Apply consistent code formatting: * Format all JavaScript, CSS, and Markdown files * Standardize code style across the project * Fix console statement warnings in main.js - Update project documentation: * Enhance README with modern development practices * Update package.json with new scripts and dependencies This modernization establishes a robust development environment with automated code quality checks, consistent formatting~
2025-06-18 14:06:41 +08:00
feat: add comprehensive Alpine Linux cheatsheet
2025-03-02 21:46:42 -05:00
```bash
# Add a new user
adduser <username>
# Add user to group
addgroup <username> <groupname>
# Change password
passwd <username>
# Delete user
deluser <username>
# List all users
cat /etc/passwd
```
## File System Operations
### Basic File Operations
feat: modernize development toolchain - Add comprehensive development tooling: * ESLint configuration with modern JavaScript rules * Prettier for consistent code formatting * Husky for Git hooks automation * lint-staged for pre-commit checks * Conventional Commits with commitlint * Stylelint for CSS code quality - Fix CSS issues: * Resolve duplicate selectors in layout_note.css * Merge duplicate selectors in layout_list.css * Ensure stylelint compliance - Apply consistent code formatting: * Format all JavaScript, CSS, and Markdown files * Standardize code style across the project * Fix console statement warnings in main.js - Update project documentation: * Enhance README with modern development practices * Update package.json with new scripts and dependencies This modernization establishes a robust development environment with automated code quality checks, consistent formatting~
2025-06-18 14:06:41 +08:00
feat: add comprehensive Alpine Linux cheatsheet
2025-03-02 21:46:42 -05:00
```bash
# Create directory
mkdir <directory-name>
# Remove directory
rm -r <directory-name>
# Copy files
cp <source> <destination>
# Move/rename files
mv <source> <destination>
# Change permissions
chmod <permissions> <file>
# Change ownership
chown <user>:<group> <file>
```
## Container Operations
### Docker Support
feat: modernize development toolchain - Add comprehensive development tooling: * ESLint configuration with modern JavaScript rules * Prettier for consistent code formatting * Husky for Git hooks automation * lint-staged for pre-commit checks * Conventional Commits with commitlint * Stylelint for CSS code quality - Fix CSS issues: * Resolve duplicate selectors in layout_note.css * Merge duplicate selectors in layout_list.css * Ensure stylelint compliance - Apply consistent code formatting: * Format all JavaScript, CSS, and Markdown files * Standardize code style across the project * Fix console statement warnings in main.js - Update project documentation: * Enhance README with modern development practices * Update package.json with new scripts and dependencies This modernization establishes a robust development environment with automated code quality checks, consistent formatting~
2025-06-18 14:06:41 +08:00
feat: add comprehensive Alpine Linux cheatsheet
2025-03-02 21:46:42 -05:00
```bash
# Install Docker
apk add docker
# Start Docker service
rc-service docker start
# Enable Docker at boot
rc-update add docker default
```
## System Maintenance
### Disk Operations
feat: modernize development toolchain - Add comprehensive development tooling: * ESLint configuration with modern JavaScript rules * Prettier for consistent code formatting * Husky for Git hooks automation * lint-staged for pre-commit checks * Conventional Commits with commitlint * Stylelint for CSS code quality - Fix CSS issues: * Resolve duplicate selectors in layout_note.css * Merge duplicate selectors in layout_list.css * Ensure stylelint compliance - Apply consistent code formatting: * Format all JavaScript, CSS, and Markdown files * Standardize code style across the project * Fix console statement warnings in main.js - Update project documentation: * Enhance README with modern development practices * Update package.json with new scripts and dependencies This modernization establishes a robust development environment with automated code quality checks, consistent formatting~
2025-06-18 14:06:41 +08:00
feat: add comprehensive Alpine Linux cheatsheet
2025-03-02 21:46:42 -05:00
```bash
# Check disk space
df -h
# Check directory size
du -sh <directory>
# Mount a device
mount /dev/<device> /mnt/<mountpoint>
# Unmount a device
umount /mnt/<mountpoint>
```
### Backup and Restore
feat: modernize development toolchain - Add comprehensive development tooling: * ESLint configuration with modern JavaScript rules * Prettier for consistent code formatting * Husky for Git hooks automation * lint-staged for pre-commit checks * Conventional Commits with commitlint * Stylelint for CSS code quality - Fix CSS issues: * Resolve duplicate selectors in layout_note.css * Merge duplicate selectors in layout_list.css * Ensure stylelint compliance - Apply consistent code formatting: * Format all JavaScript, CSS, and Markdown files * Standardize code style across the project * Fix console statement warnings in main.js - Update project documentation: * Enhance README with modern development practices * Update package.json with new scripts and dependencies This modernization establishes a robust development environment with automated code quality checks, consistent formatting~
2025-06-18 14:06:41 +08:00
feat: add comprehensive Alpine Linux cheatsheet
2025-03-02 21:46:42 -05:00
```bash
# Create tar archive
tar -czf backup.tar.gz /path/to/backup
# Extract tar archive
tar -xzf backup.tar.gz
# Create system backup (root required)
lbu package /media/backup.apkovl.tar.gz
```
## Tips and Tricks
### Common Configuration Files
feat: modernize development toolchain - Add comprehensive development tooling: * ESLint configuration with modern JavaScript rules * Prettier for consistent code formatting * Husky for Git hooks automation * lint-staged for pre-commit checks * Conventional Commits with commitlint * Stylelint for CSS code quality - Fix CSS issues: * Resolve duplicate selectors in layout_note.css * Merge duplicate selectors in layout_list.css * Ensure stylelint compliance - Apply consistent code formatting: * Format all JavaScript, CSS, and Markdown files * Standardize code style across the project * Fix console statement warnings in main.js - Update project documentation: * Enhance README with modern development practices * Update package.json with new scripts and dependencies This modernization establishes a robust development environment with automated code quality checks, consistent formatting~
2025-06-18 14:06:41 +08:00
feat: add comprehensive Alpine Linux cheatsheet
2025-03-02 21:46:42 -05:00
- `/etc/apk/repositories` - Package repositories
- `/etc/network/interfaces` - Network configuration
- `/etc/hostname` - System hostname
- `/etc/hosts` - Host mappings
- `/etc/resolv.conf` - DNS configuration
### Environment Variables
feat: modernize development toolchain - Add comprehensive development tooling: * ESLint configuration with modern JavaScript rules * Prettier for consistent code formatting * Husky for Git hooks automation * lint-staged for pre-commit checks * Conventional Commits with commitlint * Stylelint for CSS code quality - Fix CSS issues: * Resolve duplicate selectors in layout_note.css * Merge duplicate selectors in layout_list.css * Ensure stylelint compliance - Apply consistent code formatting: * Format all JavaScript, CSS, and Markdown files * Standardize code style across the project * Fix console statement warnings in main.js - Update project documentation: * Enhance README with modern development practices * Update package.json with new scripts and dependencies This modernization establishes a robust development environment with automated code quality checks, consistent formatting~
2025-06-18 14:06:41 +08:00
feat: add comprehensive Alpine Linux cheatsheet
2025-03-02 21:46:42 -05:00
```bash
# Set environment variable
export VARIABLE=value
# View all environment variables
env
# Add permanent environment variable
echo "export VARIABLE=value" >> ~/.profile
```
### System Logs
feat: modernize development toolchain - Add comprehensive development tooling: * ESLint configuration with modern JavaScript rules * Prettier for consistent code formatting * Husky for Git hooks automation * lint-staged for pre-commit checks * Conventional Commits with commitlint * Stylelint for CSS code quality - Fix CSS issues: * Resolve duplicate selectors in layout_note.css * Merge duplicate selectors in layout_list.css * Ensure stylelint compliance - Apply consistent code formatting: * Format all JavaScript, CSS, and Markdown files * Standardize code style across the project * Fix console statement warnings in main.js - Update project documentation: * Enhance README with modern development practices * Update package.json with new scripts and dependencies This modernization establishes a robust development environment with automated code quality checks, consistent formatting~
2025-06-18 14:06:41 +08:00
feat: add comprehensive Alpine Linux cheatsheet
2025-03-02 21:46:42 -05:00
```bash
# View system logs
less /var/log/messages
# View boot messages
dmesg
# Follow log in real-time
tail -f /var/log/messages
```
## Security
### Firewall (using iptables)
feat: modernize development toolchain - Add comprehensive development tooling: * ESLint configuration with modern JavaScript rules * Prettier for consistent code formatting * Husky for Git hooks automation * lint-staged for pre-commit checks * Conventional Commits with commitlint * Stylelint for CSS code quality - Fix CSS issues: * Resolve duplicate selectors in layout_note.css * Merge duplicate selectors in layout_list.css * Ensure stylelint compliance - Apply consistent code formatting: * Format all JavaScript, CSS, and Markdown files * Standardize code style across the project * Fix console statement warnings in main.js - Update project documentation: * Enhance README with modern development practices * Update package.json with new scripts and dependencies This modernization establishes a robust development environment with automated code quality checks, consistent formatting~
2025-06-18 14:06:41 +08:00
feat: add comprehensive Alpine Linux cheatsheet
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```bash
# Install iptables
apk add iptables
# Allow SSH (port 22)
iptables -A INPUT -p tcp --dport 22 -j ACCEPT
# Save iptables rules
/etc/init.d/iptables save
# Restore iptables rules
/etc/init.d/iptables restart
```
### SSH Configuration
feat: modernize development toolchain - Add comprehensive development tooling: * ESLint configuration with modern JavaScript rules * Prettier for consistent code formatting * Husky for Git hooks automation * lint-staged for pre-commit checks * Conventional Commits with commitlint * Stylelint for CSS code quality - Fix CSS issues: * Resolve duplicate selectors in layout_note.css * Merge duplicate selectors in layout_list.css * Ensure stylelint compliance - Apply consistent code formatting: * Format all JavaScript, CSS, and Markdown files * Standardize code style across the project * Fix console statement warnings in main.js - Update project documentation: * Enhance README with modern development practices * Update package.json with new scripts and dependencies This modernization establishes a robust development environment with automated code quality checks, consistent formatting~
2025-06-18 14:06:41 +08:00
feat: add comprehensive Alpine Linux cheatsheet
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```bash
# Generate SSH key
ssh-keygen -t rsa -b 4096
# Copy SSH key to remote server
ssh-copy-id user@remote-server
# Edit SSH configuration
vi /etc/ssh/sshd_config
```
## Troubleshooting
### Common Commands
feat: modernize development toolchain - Add comprehensive development tooling: * ESLint configuration with modern JavaScript rules * Prettier for consistent code formatting * Husky for Git hooks automation * lint-staged for pre-commit checks * Conventional Commits with commitlint * Stylelint for CSS code quality - Fix CSS issues: * Resolve duplicate selectors in layout_note.css * Merge duplicate selectors in layout_list.css * Ensure stylelint compliance - Apply consistent code formatting: * Format all JavaScript, CSS, and Markdown files * Standardize code style across the project * Fix console statement warnings in main.js - Update project documentation: * Enhance README with modern development practices * Update package.json with new scripts and dependencies This modernization establishes a robust development environment with automated code quality checks, consistent formatting~
2025-06-18 14:06:41 +08:00
feat: add comprehensive Alpine Linux cheatsheet
2025-03-02 21:46:42 -05:00
```bash
# Check system logs for errors
dmesg | grep -i error
# Check service status
rc-service <service-name> status
# Check system resource usage
top
# Check network connections
netstat -tuln
# Check disk health
smartctl -a /dev/sda # Requires smartmontools package
feat: modernize development toolchain - Add comprehensive development tooling: * ESLint configuration with modern JavaScript rules * Prettier for consistent code formatting * Husky for Git hooks automation * lint-staged for pre-commit checks * Conventional Commits with commitlint * Stylelint for CSS code quality - Fix CSS issues: * Resolve duplicate selectors in layout_note.css * Merge duplicate selectors in layout_list.css * Ensure stylelint compliance - Apply consistent code formatting: * Format all JavaScript, CSS, and Markdown files * Standardize code style across the project * Fix console statement warnings in main.js - Update project documentation: * Enhance README with modern development practices * Update package.json with new scripts and dependencies This modernization establishes a robust development environment with automated code quality checks, consistent formatting~
2025-06-18 14:06:41 +08:00
```
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