exit status

Let the java program run in the linux background-general Linux technology-Linux programming and kernel information. The following is a detailed description. Original: vissul To create an smslib SMS system today, you need to run a server on linux,

FastDFS installation and deployment 1. installation environment1.1 System EnvironmentSystem: Minimal RedHat 6.4 Installation Versions: 2.6.32-358. el6.x86 _ 64 1.2 Software VersionFastDFS version: FastDFS_v3.06.tar.gz Nginx version: nginx-1.0.11.tar.

1./usr/bin/ld:skipping incompatible/usr/lib/gcc/x86_64-linux-gnu/4.4.5/appears at compile time. /.. /.. /libz.so when searching For-lz Platform_version_codename=aosp Platform_version=aosp Target_product=generic Target_build_variant=eng

Let's talk about PHP's die and exit. Today, some friends say there is a difference between exit and die. Do I say that die is not the alias of exit? To prove my point of view, I flipped through the PHP source code. in zend_language_scanner.l, it is

In Unix/Linux Program Running in the background, many of them use & to make the program run automatically at the end of the program. For example, to run MySql in the background: /Usr/local/MySQL/bin/mysqld_safe -- user = MySQL & However, many

Simple summary of Shell scripts and tips in script writing mainly summarize the entry-level bash from the following aspects: 1. Command History, command completion 2. pipelines, redirection 3. command alias and command replacement 4. command line

Original article: http://my.oschina.net/siddontang/blog/284107 Directory [-] 1. Do not use the database as your amqp Broker 2. Use more Queue (do not use the default value only) 3. Use workers with priority 4. Use the celery Error Handling

To make shell programming more effective, the system provides some shell variables. Shell variables can save variable names such as pathnames, file names, or numbers. Shell regards any settings as text strings.There are two types of variables: local

Use nohup to keep the program running in the background forever Because I purchased a foreign host with the Telnet permission, I also used telnet to log on to Linux, but I found that the window was automatically disconnected from the host once it

Document directory Purpose Syntax Description Flag Exit status Example File Related information Original log: http://blog.sohu.com/people! A2vmyw5sb3zlexvuaw5nqhnvahuuy29t/159962486.html Du-sh * command to view the folder size DU in the

Linux Command Line and shell script Programming This time, I read the Linux Command Line and shell script programming book for 3rd Times. In general, this book is quite good. It is suitable for beginners. I also learned about shell programming from

1. Table 2.1. c Standard Escape Character \ 'single quote or apostrophe) \ "Double quotation marks "\? Question mark? (Question mark) \ backslash \ (backslash) \ A bell (alert or bell) \ B backspace \ f form feed) \ n line feed \ r carriage return \

0 script language function A script is a production tool for system O & M personnel. It represents the productivity of maintenance. Scripts in UNIX systems have been well developed. To make some breakthroughs in the server field, windows also

The following types of wildfly/jboss logs are available: 1. In domain mode: Host-controller.log Logs of domain startup domain controllers are recorded as follows: 17:03:36, 075 INFO [org. jboss. modules] (main) JBoss Modules version 1.1.1.GA17:03:3

If condition judgment for Linuxshell scriptsIF condition judgment1. Basic Syntax:If [command]; thenStatements that meet this conditionFi2. Extended Syntax:If [command]; thenStatements that meet this conditionElif [command]; thenStatements that meet

Introduction to Sed Regular Expressions in Linuxshell scriptsSed IntroductionSed is a lightweight stream editor, short for stream editor. Sed is also called a row editor because it is used to edit a file in a behavior unit. It can automate editing

SignalIs the oldest process communication method used by UNIX systems. Signals can not only be sent from the kernel to one process, but also from one process to another. For example, if you start a program that needs to run for a long time in the

Docker installs and upgrades the Linux kernel (2.6.32-> 3.10.81). The installation is successful !, Docker2.6.32-Upgrade the Linux kernel (2.6.32-> 3.10.81) and install the docker1. prepare the kernel upgrade environment. # Check the installed and

Introduction to Sed Regular Expressions in Linux shell scripts, shellsedSed IntroductionSed is a lightweight stream editor, short for stream editor. Sed is also called a row editor because it is used to edit a file in a behavior unit. It can

Let's talk about the exit function usage first. Purpose: Output a message and terminate the current script. If a piece of text contains multiple ending scripts, exit from the current script. For example, if a php text includes the code, the output