echo shell commands as they are executed

http://stackoverflow.com/questions/2853803/in-a-shell-script-echo-shell-commands-as-they-are-executed

set -x #echo on

或者

#!/bin/bash -x
时间: 2024-10-23 18:50:31

echo shell commands as they are executed的相关文章

Shell Commands

Most commands operate like this: command -options arguments pwd (print working directory) cd (change directory). Absolute pathname: "cd /home/students" ; Relative pathname: "cd .." (parent directory) and "cd ./students" (curr

mysql 使用 informatin_schema tables 创建 shell commands

SELECT CONCAT("mysqldump -uroot -p ", TABLE_SCHEMA, " ", TABLE_NAME, " >> ", TABLE_SCHEMA, ".bak.sql") FROM INFORMATION_SCHEMA WHERE TABLE_NAME LIKE 'Country%'; 还可以把生成的shell命令保存在文件里(但必须是本地文件夹,或者客户端所在的主机文件夹, 也或

ADB Shell Commands -- ADB命令大全

怎么使用命令: 1.解压ADB包到指定文件夹,内含文件有:adb.exe,AdbWinApi.dll,AdbWinUsbApi.dll : 2.打开 CMD(Win+R)进入到 ADB 路径下,开始执行ADB命令. ADB命令集合: ADB Debugging adb devices adb forward adb kill-server Wireless adb connect adb usb Package Manager adb install adb uninstall adb shel

some Linux shell commands

1. date: show current date and time. 2. cal: calendar. 3. df: to see the current amount of free space on your disk drives. 4. free: show the amount of the free memory(if using this command at Cygwin, crocps package should have been installed first).

run commands in linux shell using batch file

adb shell as root after device rooted once device rooted, we must perform "su" before we get root permission in adb shell,this is not convenient in some situations,so there have a method to get permission without perform "su". adb shel

zabbix自动安装server(shell)

#!/bin/bash DBUSER='root' DBPASS='' DBHOST='localhost' ZBX_VER='2.0.1' function checkReturn {   if [ $1 -ne 0 ]; then      echo "fail: $2"      echo "$3"      exit   else      echo "pass: $2"   fi   sleep 3 } cat << &qu

Bash Shell 小试牛刀

一.终端打印 [[email protected] ~]# echo welcome to bash! welcome to bash! [[email protected] ~]$ echo 'welcome to bash!' welcome to bash! [[email protected] ~]$ echo "welcome to bash\!" welcome to bash\! (注意,双引号内不能直接用特殊符号,需要用转义符\) [[email protected]

List of Unix commands

https://en.wikipedia.org/wiki/List_of_Unix_commands IEEE Std 1003.1-2008 utilities Name Category Description First appeared admin SCCS Create and administer SCCS files PWB UNIX alias Misc Define or display aliases   ar Misc Create and maintain librar

java程序执行,调用shell命令和shell脚本

  坑呀!记得在start()之后, waitFor()之前把缓冲区读出来打log,否则是阻塞缓冲区,没有输出的 package com.jikexueyuancrm.util; import java.io.BufferedReader; import java.io.DataOutputStream; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import