bash-linux by sickn33/antigravity-awesome-skills
npx skills add https://github.com/sickn33/antigravity-awesome-skills --skill bash-linuxLinux/macOS 上 Bash 的基本模式。
| 操作符 | 含义 | 示例 |
|---|---|---|
; | 顺序执行 | cmd1; cmd2 |
&& | 前一条命令成功则执行 | npm install && npm run dev |
| ` | ` | |
| ` | ` |
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| 管道输出 |
| 任务 | 命令 |
|---|---|
| 列出所有文件 | ls -la |
| 查找文件 | find . -name "*.js" -type f |
| 查看文件内容 | cat file.txt |
| 查看前 N 行 | head -n 20 file.txt |
| 查看后 N 行 | tail -n 20 file.txt |
| 跟踪日志 | tail -f log.txt |
| 在文件中搜索 | grep -r "pattern" --include="*.js" |
| 文件大小 | du -sh * |
| 磁盘使用情况 | df -h |
| 任务 | 命令 |
|---|---|
| 列出进程 | ps aux |
| 按名称查找 | `ps aux |
| 通过 PID 终止 | kill -9 <PID> |
| 查找端口使用者 | lsof -i :3000 |
| 终止端口进程 | kill -9 $(lsof -t -i :3000) |
| 后台运行 | npm run dev & |
| 查看作业 | jobs -l |
| 切换到前台 | fg %1 |
| 工具 | 用途 | 示例 |
|---|---|---|
grep | 搜索 | grep -rn "TODO" src/ |
sed | 替换 | sed -i 's/old/new/g' file.txt |
awk | 提取列 | awk '{print $1}' file.txt |
cut | 切割字段 | cut -d',' -f1 data.csv |
sort | 排序行 | sort -u file.txt |
uniq | 去重行 | `sort file.txt |
wc | 计数 | wc -l file.txt |
| 任务 | 命令 |
|---|---|
| 查看所有 | env 或 printenv |
| 查看单个 | echo $PATH |
| 临时设置 | export VAR="value" |
| 在脚本中设置 | VAR="value" command |
| 添加到 PATH | export PATH="$PATH:/new/path" |
| 任务 | 命令 |
|---|---|
| 下载 | curl -O https://example.com/file |
| API 请求 | curl -X GET https://api.example.com |
| POST JSON | curl -X POST -H "Content-Type: application/json" -d '{"key":"value"}' URL |
| 检查端口 | nc -zv localhost 3000 |
| 网络信息 | ifconfig 或 ip addr |
#!/bin/bash
set -euo pipefail # Exit on error, undefined var, pipe fail
# Colors (optional)
RED='\033[0;31m'
GREEN='\033[0;32m'
NC='\033[0m'
# Script directory
SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
# Functions
log_info() { echo -e "${GREEN}[INFO]${NC} $1"; }
log_error() { echo -e "${RED}[ERROR]${NC} $1" >&2; }
# Main
main() {
log_info "Starting..."
# Your logic here
log_info "Done!"
}
main "$@"
if command -v node &> /dev/null; then
echo "Node is installed"
fi
NAME=${1:-"default_value"}
while IFS= read -r line; do
echo "$line"
done < file.txt
for file in *.js; do
echo "Processing $file"
done
| 任务 | PowerShell | Bash |
|---|---|---|
| 列出文件 | Get-ChildItem | ls -la |
| 查找文件 | Get-ChildItem -Recurse | find . -type f |
| 环境变量 | $env:VAR | $VAR |
| 字符串连接 | "$a$b" | "$a$b" (相同) |
| 空值检查 | if ($x) | if [ -n "$x" ] |
| 管道 | 基于对象 | 基于文本 |
set -e # Exit on error
set -u # Exit on undefined variable
set -o pipefail # Exit on pipe failure
set -x # Debug: print commands
cleanup() {
echo "Cleaning up..."
rm -f /tmp/tempfile
}
trap cleanup EXIT
记住： Bash 是基于文本的。使用
&&处理成功链，set -e确保安全，并引用你的变量！
此技能适用于执行概述中描述的工作流或操作。
每周安装数
730
代码仓库
GitHub 星标数
27.1K
首次出现
2026年1月20日
安全审计
已安装于
opencode579
gemini-cli545
codex506
github-copilot483
claude-code477
cursor443
Essential patterns for Bash on Linux/macOS.
| Operator | Meaning | Example |
|---|---|---|
; | Run sequentially | cmd1; cmd2 |
&& | Run if previous succeeded | npm install && npm run dev |
| ` | ` | |
| ` | ` | Pipe output |
| Task | Command |
|---|---|
| List all | ls -la |
| Find files | find . -name "*.js" -type f |
| File content | cat file.txt |
| First N lines | head -n 20 file.txt |
| Last N lines | tail -n 20 file.txt |
| Follow log | tail -f log.txt |
| Task | Command |
|---|---|
| List processes | ps aux |
| Find by name | `ps aux |
| Kill by PID | kill -9 <PID> |
| Find port user | lsof -i :3000 |
| Kill port | kill -9 $(lsof -t -i :3000) |
| Background | npm run dev & |
| Jobs | jobs -l |
| Tool | Purpose | Example |
|---|---|---|
grep | Search | grep -rn "TODO" src/ |
sed | Replace | sed -i 's/old/new/g' file.txt |
awk | Extract columns | awk '{print $1}' file.txt |
cut |
| Task | Command |
|---|---|
| View all | env or printenv |
| View one | echo $PATH |
| Set temporary | export VAR="value" |
| Set in script | VAR="value" command |
| Add to PATH | export PATH="$PATH:/new/path" |
| Task | Command |
|---|---|
| Download | curl -O https://example.com/file |
| API request | curl -X GET https://api.example.com |
| POST JSON | curl -X POST -H "Content-Type: application/json" -d '{"key":"value"}' URL |
| Check port | nc -zv localhost 3000 |
| Network info | ifconfig or ip addr |
#!/bin/bash
set -euo pipefail # Exit on error, undefined var, pipe fail
# Colors (optional)
RED='\033[0;31m'
GREEN='\033[0;32m'
NC='\033[0m'
# Script directory
SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
# Functions
log_info() { echo -e "${GREEN}[INFO]${NC} $1"; }
log_error() { echo -e "${RED}[ERROR]${NC} $1" >&2; }
# Main
main() {
log_info "Starting..."
# Your logic here
log_info "Done!"
}
main "$@"
if command -v node &> /dev/null; then
echo "Node is installed"
fi
NAME=${1:-"default_value"}
while IFS= read -r line; do
echo "$line"
done < file.txt
for file in *.js; do
echo "Processing $file"
done
| Task | PowerShell | Bash |
|---|---|---|
| List files | Get-ChildItem | ls -la |
| Find files | Get-ChildItem -Recurse | find . -type f |
| Environment | $env:VAR | $VAR |
| String concat | "$a$b" |
set -e # Exit on error
set -u # Exit on undefined variable
set -o pipefail # Exit on pipe failure
set -x # Debug: print commands
cleanup() {
echo "Cleaning up..."
rm -f /tmp/tempfile
}
trap cleanup EXIT
Remember: Bash is text-based. Use
&&for success chains,set -efor safety, and quote your variables!
This skill is applicable to execute the workflow or actions described in the overview.
Weekly Installs
730
Repository
GitHub Stars
27.1K
First Seen
Jan 20, 2026
Security Audits
Gen Agent Trust HubPassSocketPassSnykPass
Installed on
opencode579
gemini-cli545
codex506
github-copilot483
claude-code477
cursor443
agent-browser 浏览器自动化工具 - Vercel Labs 命令行网页操作与测试
136,300 周安装
| Search in files | grep -r "pattern" --include="*.js" |
| File size | du -sh * |
| Disk usage | df -h |
| Bring to front | fg %1 |
| Cut fields |
cut -d',' -f1 data.csv |
sort | Sort lines | sort -u file.txt |
uniq | Unique lines | `sort file.txt |
wc | Count | wc -l file.txt |
"$a$b" (same) |
| Null check | if ($x) | if [ -n "$x" ] |
| Pipeline | Object-based | Text-based |