Difference between continue and break in shell

The break command can contain one parameter. A break loop without a parameter can only exit the innermost loop, while breakN can exit the N-layer loop. The continue command can also contain a parameter. A continue command without a parameter only

Const Pointer Reference

Const pointer references-general Linux technology-Linux technology and application information. For more information, see the following section. Void proc (char * const & lp, int len, int * const & shu1, int & n) In my understanding, const modifies

Shell script for intelligent viewing

First, I did not write the script functions here. If you are interested, you can do it yourself. You have not written the shell script for a long time. If you write this script today, you should review it, I have been using python for a long time.

Some little-known things of const

Some of the little-known things of const-Linux general technology-Linux technology and application information. The following is a detailed description. # Include Using namespace std; Int main () { Const int k = 60000; // The const int

Mysql master-slave replication monitoring shell script

####### The script application in the production environment is based on the use of mysql Master/Slave ####### vimysqlm-s.sh #! /Bin/baship = 'ifconfigeth0 | sed-n2p | awk & #39; {print $2} & #39; | awk-F: & #39; {print $2} & #39; 'port =

Shell password setting script when adding a user

Viuseradd. sh #! /Bin/bashi = 1 while [$ i-le5] douseraddred $ ia = 'sh. /passwd. sh 'echo & quot; red $ I: $ a & quot; & gt; userpasswdechored $ Vi useradd. sh#! /Bin/bashI = 1While [$ I-le 5]DoUseradd red $ IA = 'sh./passwd. Sh'Echo "red $ I: $ a">

Shell randomly generates ten password scripts

Vi/home/shell/passwd. sh #! /Bin/basha = (abcdeABCDEF @ $ % ^ 0123456789) for (I = 0; I & lt; 10; I ++ )); doecho-n $ {a [$ RANDOM % $ {# a [@]} execute the script in doneecho: [root @ 2sh Vi/home/shell/passwd. sh #! /Bin/bashA = (a B c d e a B C D

Help: Master systemshell

Help: systemshell master-Linux general technology-Linux programming and kernel information, the following is a detailed reading. Recently, I encountered a problem where one of my linux processes (which is very large and occupies 70% of the machine's

Five common centos server monitoring script codes

Five common Linux monitoring scripts are provided for you to view the disk space of the host Nic traffic, system status monitoring, and host monitoring, when the usage space exceeds 90%, you can send a mail to send a warning, monitor CPU and memory

Ubuntu remote control

Ubuntu Remote Control-general Linux technology-Linux technology and application information. For more information, see the following section. Beginner experience There are many remote methods. Here I will talk about ssh and xrdp. Ssh can be used

One script for Mysql backup

DBAs are mainly responsible for database backup and recovery. It is important to back up the database effectively and restore the database in time when the database crashes, if you back up the database manually on Linux, it will cause a lot of

The system cannot be started !!!!!!!!!!!!

The system cannot be started !!!!!!!!!!!! -- Linux general technology-Linux technology and application information. For details, refer to the following section. /Etc/TPD/presession/default: registering your session with wtmp and utmp

Is usbnet the driver of the wireless network card?

Whether USB net is the driver of the wireless network adapter-general Linux technology-Linux programming and kernel information. The following is a detailed description. Recently, I saw an article on Linux kernel and driver programming on the

Nagios script used to check memory usage of a specified process

Recently, some processes in the online environment always experience memory overflow. Therefore, we need to add a monitor on the memory usage of some processes. Most of the scripts found by others are not satisfactory, so I wrote one myself, code: 12

Ubuntu Installation Problems

For ubuntu installation problems-general Linux technology-Linux technology and application information, see the following for details. I downloaded the ubuntu 11.10 DVD amd64, which is guided by easybcd and installed on a hard disk. After restarting

Automatic shell disk monitoring

Catdisk. sh #! /Bin/bashforiin 'df | sed1d | awk & #39; {print $5} & #39; | sed & #39; s/% // g & #39; ##### compare the loop size after obtaining #### doif [$ i-gt10] ### here the threshold value is set to 10, to facilitate the test result ###

Software compilation error. Ask your experts for help (probalign)

An error occurred while compiling the software. For details, refer to probalign-general Linux technology-Linux programming and kernel information. Jack @ jack-desktop :~ /BioI/probaligngui_beta_1.1 $./install. sh Make: Go to the

Question about the floating point and integer output by printf

About the problem of printing f output floating point and integer-Linux general technology-Linux programming and kernel information, the following is a detailed description. [I = s] This post was last edited by WinnerLinner at 8-8-3 20:56. After

Monitor all vsftp actions and send an email to notify shell scripts

Wgethttp: // response Wget http://cloud.github.com/downloads/rvoicilas/inotify-tools/inotify-tools-3.14.tar.gz Wget http://caspian.dotconf.net/menu/Software/SendEmail/sendEmail-v1.56.tar.gz Wget

Can you recommend an IC?

Can you recommend an IC? -- Linux general technology-Linux technology and application information. For details, refer to the following section. I want to learn about audio and video. I want to find a general IC on the market. I used to play the IIS

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