<Advanced Bash-Scripting Guide> in Chinese <高级Bash脚本编程指南>Revision 10中文版 在线阅读链接:http://www.linuxplus.org/kb/ gitbook地址:https://www.gitbook.com/book/linuxstory/advanced-bash-scripting-guide-in-chinese/details pdf下载地址:https://www.gitbook.com/down
content [toc] bash scripts equivalent bash command to rename a bash variable/command alias fire='firefox' fire similar way is to set environment variable export fire=firefox however when you wish to use this variable, you need call it with a '$' $fir
From original post @ http://analyticsblog.mecglobal.it/analytics-tools/bashr/ In the world of data analysis, the term automation runs hand in hand with the term “scripting”. There’s not the best programming language, only the most suitable to perform
linux - Run bash script as daemon - Stack Overflow https://stackoverflow.com/questions/19233529/run-bash-script-as-daemon # By default Redis does not run as a daemon. Use 'yes' if you need it.# Note that Redis will write a pid file in /var/run/redis.
Linux Bash Script loop shell 编程之流程控制 for 循环.while 循环和 until 循环 for var in item1 item2 ... itemN do command1 command2 ... commandN done for var in item1 item2 ... itemN; do command1; command2- done; refs http://www.imooc.com/learn/408 https://linuxize
shell "" 保留$,`,\, 换行含义,‘’保留字面值 $(), ``用于命令替换 算术扩展如 $[1+1] for循环: for Host in host1, host2, host3; do echo $Host; done for Host in host{1,2,3}; do echo $Host; done for Host in host{1..3}; do echo $Host; done for Package in $(rpm -a | grep kernel)
1. sed sed 是一种流编辑器,它是文本处理中非常常用的工具,能够完美的配合正则表达式使用,功能非常强大. mkdir playground touch test.txt echo "Hello world!" >> test.txt cat>test.txt<<EOF > i love you > my honey > be easy > last row > EOF 例如: 删除文档的第一行 sed -i '1d'
1. copy the instance id from aws console to file 2. remove the , from file sed -i 's/,//g' file 3. get ip address list to file2 $ cat getip.sh #!/bin/bash for id in `cat file` do #echo $id >> file2 aws ec2 describe-instances --instance-ids $id | gre
In this lesson we will look at pulling out complex npm scripts into their own external bash scripts. This ends up simplifying your package.json file and abstracts the complexity into another file. From: "pretest": "npm run lint", "
The following script will report the largest InnoDB tables under the data directory: schema, table & length in bytes. The tables could be non-partitioned, in which case this is simply the size of the corresponding .ibd file, or they can be partitione
set -o nounset help() { cat <<- EOF Desc: execute f1x for each case in Codeflaws Usage: ./exec_codeflaws.sh [Codeflaw_dir] [f1x_path] [run-f1x-codeflaw.rb_Dir] EOF exit 0 } while [ -n "$1" ]; do case $1 in -h) help;; --) shift;break;; -*)
Linux基础 1.<Linux与Unix Shell 编程指南> C语言基础 1.<C Primer Plus,5th Edition>[美]Stephen Prata著 2.<The C Programming Language, 2nd Edition>[美]Brian W. Kernighan David M. Rithie(K & R)著 3.<Advanced Programming in the UNIX Environment,2nd E