命令行神器推荐

作为程序员都习惯在命令行下操作，今天就推荐些命令行神器，可能让你大开眼界。

统计当前目录代码数 line-counter

//https://github.com/MorganZhang100/line-counter
//find . -name '*.py' -exec wc -l {} + 
//wc -l
pip install line-counter  
$ line
Search in /Users/Morgan/Documents/Example/
file count: 4
line count: 839
$ line -d
Search in /Users/Morgan/Documents/Example/
Dir A/file C.c                                             72
Dir A/file D.py                                           268
file A.py                                                 467
file B.c                                                   32
file count: 4
line count: 839

//https://github.com/AlDanial/cloc
npm install -g cloc   
$ cloc wechat-cli.py
       1 text file.
       1 unique file.
       0 files ignored.

github.com/AlDanial/cloc v 1.72  T=0.14 s (7.4 files/s, 779.4 lines/s)
-------------------------------------------------------------------------------
Language                     files          blank        comment           code
-------------------------------------------------------------------------------
Python                           1             12              7             87
-------------------------------------------------------------------------------

命令行纠错 thefuck

//https://github.com/nvbn/thefuck
pip install thefuck
➜ apt-get install vim
E: Could not open lock file /var/lib/dpkg/lock - open (13: Permission denied)
E: Unable to lock the administration directory (/var/lib/dpkg/), are you root?

➜ fuck
sudo apt-get install vim
[sudo] password for nvbn:
Reading package lists... Done

markdown to html

npm install -g codedog
codedog xx.md or codedog xx.md width height

mysql 客户端，支持语法高亮和命令补全 mycli

// https://github.com/dbcli/mycli
pip install -U mycli
$ mycli -h localhost -uroot
Password:
Version: 1.8.0
Chat: https://gitter.im/dbcli/mycli
Mail: https://groups.google.com/forum/#!forum/mycli-users
Home: http://mycli.net
Thanks to the contributor - Tech Blue Software
mysql root@localhost:(none)> use test
You are now connected to database "test" as user "root"
Time: 0.005s
mysql root@localhost:test> show t
                                  TABLE STATUS
                                  TABLE STATUS
                                  TABLES
                                  TABLES
                                  TRIGGERS
                                  TRIGGERS
                                  STATUS
 [F2] Smart Completion: ON  [F3] Multiline: OFF  [F4] Emacs-mode

基于puppeteer的网页截图工具

$ npm install -g vian
（1）截取 github 首页

$ vian https://github.com
（2）截取 github 首页 （非全屏）

$ vian --no-fullpage https://github.com
（3）保存 github 首页为图片，模拟 iPhone 6

$ vian -d 'iPhone 6' -f github.jpg https://github.com
（4）保存 github 首页为 pdf 文档，纸张尺寸选择 A4

$ vian -t pdf -s A4 https://github.com
（5）查看所有的可模拟设备

$ vian devices

//https://github.com/Runjuu/page2image
npm i page2image --global
# Single page
> page2image https://github.com/Runjuu --type=jpeg --quality=80

# Multi-page
> page2image https://github.com/Runjuu https://github.com/Runjuu --type=jpeg --quality=80

一个生成pdf文件的微服务

npm install -g pdf-bot

json文件处理以及格式化显示，支持高亮，可以替换python -m json.tool

//https://github.com/stedolan/jq http://blog.chinaunix.net/uid-24774106-id-3830242.html
$ cat json_raw.txt 
{"name":"Google","location":{"street":"1600 Amphitheatre Parkway","city":"Mountain View","state":"California","country":"US"},"employees":[{"name":"Michael","division":"Engineering"},{"name":"Laura","division":"HR"},{"name":"Elise","division":"Marketing"}]}
cat json_raw.txt | jq '.location.state'
    "California"
 echo '{"foo": 42, "bar": "less interesting data"}' | jq .nofoo
    null
cat json_raw.txt | jq 'keys'
[
  "employees",
  "location",
  "name"
]

shell脚本静态检查工具 shellcheck

//https://github.com/koalaman/shellcheck
apt-get install shellcheck
shellcheck test.sh

多线程下载工具 axel

//  axel.alioth.debian.org/
sudo apt-get install axel
axel -n 10 -a <url>
axel -n 20 http://centos.ustc.edu.cn/centos/7/isos/x86_64/CentOS-7-x86_64-Minimal-1511.iso

命令行请求工具 httpie

//https://httpie.org/ https://github.com/jakubroztocil/httpie
pip install --upgrade httpie
http PUT example.org X-API-Token:123 name=John
http -f POST example.org hello=World
http example.org/file > file
http httpbin.org/post  --  -name-starting-with-dash=foo -Unusual-Header:bar
POST /post HTTP/1.1
-Unusual-Header: bar
Content-Type: application/json

{
    "-name-starting-with-dash": "value"
}

命令行文档 tldr

// https://github.com/tldr-pages/tldr
npm install -g tldr
$ tldr curl
Cache is out of date, you should run "tldr --update"

  curl
  Transfers data from or to a server.
  Supports most protocols including HTTP, FTP, POP.

  - Download a URL to a file:
    curl "URL" -o filename

  - Send form-encoded data:
    curl --data name=bob http://localhost/form

  - Send JSON data:
    curl -X POST -H "Content-Type: application/json" -d '{"name":"bob"}' http://
localhost/login

  - Specify an HTTP method:
    curl -X DELETE http://localhost/item/123

  - Head request:
    curl --head http://localhost

  - Include an extra header:
    curl -H "X-MyHeader: 123" http://localhost

  - Pass a user name and password for server authentication:
    curl -u myusername:mypassword http://localhost

命令行提示工具 cheat

//https://github.com/chrisallenlane/cheat
 pip install cheat
cheat tar
# To extract an uncompressed archive: 
tar -xvf '/path/to/foo.tar'

# To extract a .gz archive:
tar -xzvf '/path/to/foo.tgz'

# To create a .gz archive:
tar -czvf '/path/to/foo.tgz' '/path/to/foo/'

# To extract a .bz2 archive:
tar -xjvf '/path/to/foo.tgz'

# To create a .bz2 archive:
tar -cjvf '/path/to/foo.tgz' '/path/to/foo/'

后台运行和管理进程 pm2 同python的supervisoerd

//http://pm2.keymetrics.io/
npm install pm2 -g 
pm2 list

在命令行实时监控 Nginx 的神器 ngxtop

//https://linux.cn/article-3205-1.html
pip install ngxtop
ngxtop -n 20
ngxtop info

python代码格式规范化工具 yapf

//https://github.com/google/yapf 
 pip install yapf
>>> from yapf.yapflib.yapf_api import FormatCode  # reformat a string of code

>>> FormatCode("f ( a = 1, b = 2 )")
'f(a=1, b=2)\n'

命令行下模糊搜索工具 fzf

//https://github.com/junegunn/fzf
brew install fzf
find * -type f | fzf > selected

网易云音乐命令行版本 musicbox

//https://github.com/darknessomi/musicbox
pip(3) install NetEase-MusicBox

$ git clone https://github.com/darknessomi/musicbox.git && cd musicbox
$ python(3) setup.py install

多线程下载工具 aria2

//https://github.com/aria2/aria2
aria2c http://a/f.iso ftp://b/f.iso
aria2 下载百度云链接https://github.com/acgotaku/BaiduExporter

比 python -m SimpleHTTPServer 更好的 http 服务器 http-server

//https://github.com/indexzero/http-server
npm install http-server -g
 http-server 8888
alias hs="source ~/.bash_profile && http-server -a $(ifconfig en0 | grep 'inet ' | cut -d ' ' -f 2)"
//浏览器打开http://localhost:8888

获取汉字拼音 pypinyin

pip install pypinyin

$ pypinyin 有哪些命令行的软件堪称神器

yǒu něi xiē mìng lìng xíng de ruǎn jiàn kān chē

Nginx配置静态分析器

https://github.com/yandex/gixy 
pip install gixy
gixy /etc/nginx/nginx.conf

HTTP Prompt

pip install http-prompt
pip install httpie
# No parameters initially
> httpie
http http://localhost

# Send a request with some overrided parameters
> post /api/v1 --form name=jane

# Current state remains intact
> httpie
http http://localhost

node ppt

https://github.com/ksky521/nodePPT
npm install -g nodeppt 
执行 nodeppt start
访问 http://127.0.0.1:8080/
在线demo： http://js8.in/nodeppt/

检查浏览器的兼容性

npm install -g caniuse-cmd
$ caniuse flex
Flexible Box Layout Module √ 83.86% Θ 13.63% [W3C Candidate Recommendation]
  Method of positioning elements in horizontal or vertical stacks. Support
  includes the support for the all properties prefixed with `flex` as well as
  `display: flex`, `display: inline-flex`, `align-content`, `align-items`,
  `align-self`, `justify-content` and `order`. #CSS3

  IE × 5.5+ Θ 10+ᵖ² Θ 11⁴
  Edge √
  Firefox Θ 2+ᵖ¹ Θ 22+³ √ 28+
  Chrome Θ 4+ᵖ¹ √ 21+ᵖ √ 29+
  Safari Θ 3.1+ᵖ¹ √ 6.1+ᵖ √ 9+
  Opera × 9+ √ 12.1+ √ 15+ᵖ √ 17+

    ¹Only supports the [old
    flexbox](http://www.w3.org/TR/2009/WD-css3-flexbox-20090723) specification
    and does not support wrapping.
    ²Only supports the [2012
    syntax](http://www.w3.org/TR/2012/WD-css3-flexbox-20120322/)
    ³Does not support flex-wrap, flex-flow or align-content properties
    ⁴Partial support is due to large amount of bugs present (see known issues)
   ⓘ  Most partial support refers to supporting an [older
   version](http://www.w3.org/TR/2009/WD-css3-flexbox-20090723/) of the
   specification or an [older
   syntax](http://www.w3.org/TR/2012/WD-css3-flexbox-20120322/).

命令行翻译工具

npm install terminal-translate -g
//类似 npm install fanyi -g https://github.com/afc163/fanyi
$ tl great

  ~ great - [greɪt]   美[ɡret]   英[greɪt]
  ~ 伟大的

   -  n. 大师；大人物；伟人们
   -  adj. 伟大的，重大的；极好的，好的；主要的

   1. Great
     伟大的,Great,Great

   2. Great Lakes
     五大湖,五大湖,大湖区

   3. Great Recession
     经济大衰退,大衰退,大萧条

短域名工具

npm i -g u.nu

图片识别

npm install baidu-ocr-api -g

ocr --help
# 远程图片
ocr http://7pun4e.com1.z0.glb.clouddn.com/test.jpg

# 本地图片
ocr ./test.jpg

文件比较

npm install -g diffchecker
diffchecker file1.js file2.js
diffchecker --expires day file1.js file2.js

分享文件

# Uploading is easy using curl 
$ curl --upload-file ./hello.txt https://transfer.sh/hello.txt 
https://transfer.sh/66nb8/hello.txt 

$ curl -H "Max-Downloads: 1" -H "Max-Days: 5" --upload-file ./hello.txt https://transfer.sh/hello.txt 
https://transfer.sh/66nb8/hello.txt 
# Download the file 
$ curl https://transfer.sh/66nb8/hello.txt -o hello.txt

send emails

First, create a config.json with your SMTP settings:

{
    "host": "smtp.foobar.net",
    "port": 465,
    "user": "noreply",
    "pass": "foobar!"
}

Install the app and start it up to point at the config:

npm i mailit -g
mailit --config /path/to/config.json

And presto, a mail endpoint! Let's try it out:

curl --data "[email protected]&subject=hi&text=hey world" http://127.0.0.1:3000/email

learnyoubash

npm install -g bash-handbook

网易云音乐下载器

$ git clone https://github.com/codezjx/netease-cloud-music-dl.git
$ python setup.py install
$ ncm -s 123123
or
$ ncm -s http://music.163.com/#/song?id=123123

curl 统计分析 httpstat

pip install httpstat
httpstat httpbin.org/get

清除多余 css

//https://github.com/purifycss/purifycss
$ npm install -g purify-css
$ purifycss -h

purifycss <css> <content> [option]

Options:
  -m, --min        Minify CSS                         [boolean] [default: false]
  -o, --out        Filepath to write purified css to                    [string]
  -i, --info       Logs info on how much css was removed
                                                      [boolean] [default: false]
  -r, --rejected   Logs the CSS rules that were removed
                                                      [boolean] [default: false]
  -w, --whitelist  List of classes that should not be removed
                                                           [array] [default: []]
  -h, --help       Show help                                           [boolean]
  -v, --version    Show version number                                 [boolean]

http 请求工具

pip install http
#验证代理ip有效性 将响应与真实IP进行对比，如果不一样就有效
$ http --proxy http://59.49.129.60:8998 http://ip.cip.cc
HTTP/1.1 200 OK
Connection: keep-alive
Content-Length: 13
Content-Type: text/plain; charset=utf-8
Date: Sat, 09 Sep 2017 01:06:40 GMT
P3P: CP='CURa ADMa DEVa PSAo PSDo OUR BUS UNI PUR INT DEM STA PRE COM NAV OTC NO
I DSP COR'
Proxy-Connection: keep-alive
Server: nginx
Vary: Accept-Encoding

59.49.129.60
>>> pro={'http':'59.49.129.60:8998'}
>>>pro=requests.get('http://lab.crossincode.com/proxy/get/?num=35&head=https').json()['proxies']
>>> import requests as rq
>>> r=rq.get('http://ip.cip.cc',proxies=pro) 
>>> r.text
'59.49.129.60\n'

手机号码归属地查询工具

npm install -g cellocate
cellocate 13888888888
13888888888
云南 昆明 移动

搭建简易静态文件http服务器

python3 -m http.server port
npm install http-server -g
npm install -g serve
npm install -g anywhere
npm -g install puer
php -S localhost:9999

命令行单词管理工具 iSearch

pip install iSearch
s sun

sun 不在数据库中，从有道词典查询
sun /sʌn/

N-SING The sun is the ball of fire in the sky that the Earth goes around, and that gives us heat and light. 太阳 

例：The sun was now high in the southern sky. 太阳当时正高挂在南面天空上。 

例：The sun came out, briefly. 太阳出来了，时间很短。

网页截图

npm install capteer -g
capteer <url> [filename] [options]

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