https://kaichaosun.github.io/tags/tools/index.xmlRecent content in Tools on WhisperdHugo -- gohugo.ioen-usSat, 30 Mar 2019 00:00:00 +0000https://kaichaosun.github.io/post/shell-cheatsheet/Sat, 30 Mar 2019 00:00:00 +0000https://kaichaosun.github.io/post/shell-cheatsheet/Variables NAME="John" echo $NAME echo "$NAME" echo "${NAME}!" String NAME="John" echo "Hi $NAME" #=> Hi John echo 'Hi $NAME' #=> Hi $NAME Array Fruits=('Apple' 'Banana' 'Orange') Fruits[0]="Apple" Fruits[1]="Banana" Fruits[2]="Orange" And / Or git commit && git push git commit || echo "Commit failed" Function get_name() { echo "John" } echo "You are $(get_name)" myfunc() { echo "hello $1" } # Same as above (alternate syntax) function myfunc() { echo "hello $1" } myfunc "John" If else if [[ -z ${APP_ENV} ]]; then echo "The APP_ENV should be set to prod or staging, got: $0" exit -1 fi if [[ -z "$string" ]]; then echo "String is empty" elif [[ -n "$string" ]]; then echo "String is not empty" fi Condition [[ -z STRING ]] # Empty string [[ -n STRING ]] # Not empty string [[ STRING == STRING ]] # Equal [[ STRING !https://kaichaosun.github.io/post/master_linux_os/Sun, 03 Mar 2019 00:00:00 +0000https://kaichaosun.github.io/post/master_linux_os/[TOC] Install Manjaro Linux Burn image to usb stick: Steps: Download mankato - GNOME here Check the hash and compare with the hash provided on the site: shasum ./manjaro-gnome-18.0.2-stable-x86_64.iso Burn the iso file to USB stick on Linux diskutil list sudo umount /dev/disk2s4 sudo dd if=/path/image.iso of=/dev/rdisk2s4 bs=1m On windows, use rufus with dd mode. Bios set Insert USB stick Restart pc with F2 into bios，set secure boot to be disable，F10 save and exit Press F12 select start using USB.https://kaichaosun.github.io/post/common-cli-cheatsheet/Wed, 02 Jan 2019 00:00:00 +0000https://kaichaosun.github.io/post/common-cli-cheatsheet/Curl Post JSON curl -i -d '{"id": "111111","date": "2018-04-27T00:00:00+10:00","des": "test"}]' -H "Content-Type: application/json" -X POST https://endpoint curl -i -d '{"a":"1","b":"2"}' -H "Content-Type: application/json" -X POST https://endpoint Database MySQL SHOW VARIABLES; SELECT FROM_UNIXTIME(1510289234); SELECT NOW(); SELECT UNIX_TIMESTAMP(); MongoDB mongod --dbpath ~/data/mongodb PostgreSQL pg_dump --dbname=postgresql://user:admin@127.0.0.1:5432/database-name --table=my-table --data-only --column-inserts > data.sql Zip / tar zip filename.zip file1 file2 tar -czvf name-of-archive.tar.gz /path/to/directory-or-file -c: Create an archive. -z: Compress the archive with gzip. -v: Display progress in the terminal while creating the archive, also known as “verbose” mode.https://kaichaosun.github.io/post/hexo/Wed, 04 Jan 2017 00:00:00 +0000https://kaichaosun.github.io/post/hexo/Note: 已经使用Hugo创建博客。 Hexo 是一个博客框架,支持Markdown,通过命令行可以快速部署, 有大量的主题和插件,让你的blog飞起来… 安装 Hexo sudo npm install -g hexo-cli hexo -v 创建 Github blog project 个人习惯将source和deploy分开,在github上创建一个blog项目(保存源文件)和 xxx.github.io项目(用于部署Github个人主页,xxx为用户名,具体参考Github Pages) hexo init blog cd blog npm install Run server $ hexo s More info: Server 设置博客页个人信息 我的配置文件 _config.yml # Site title: Whisperd subtitle: description: make a difference author: kaichao language: timezone: Asia/Shanghai # URL ## If your site is put in a subdirectory, set url as 'http://yoursite.com/child' and root as '/child/' url: https://kaichaosun.