Linux

How to remotely execute the GUI program in Linux has been checking for memory leaks today. By dumping the memory information jmap dump, a GB binfile is generated. If it is downloaded to a local machine, it takes about two hours to analyze the Memory

The linux terminal sets the proxy debian to provide a convenient software package management tool "New pack manager", which contains the proxy server settings, but it can only be used in the graphic interface. set the apt proxy method for

Linux shell letter conversion #! /Bin/sh www.2cto.com # -------------------------------------------------------- # [: upper:] [A-Z] # [: lower:] [a-z] # [: digit:] [0-9] # [: alnum:] [0-9 a-z A-Z] # [: space:] space or t a B key # [: alpha:] [a-z

In linux, you can modify the kernel parameters during linux running without restarting the system. This is achieved through the/proc Virtual File System. Www.2cto.com/proc/sys stores most Kernel Parameters and is designed to be modified while the

Rhel 6.0 yum installation and installation of 7zip compression and decompression software 7-Zip is a high compression ratio archiving format 7z manager, unfortunately only used for Windows platforms.In fact, 7-zip is also available in linux, but it

Common linux commands: delete rm [required parameters] [selective parameters] [directories or files] www.2cto.com rm commands are used to delete files or directories. If rm is used to delete files, files can still be restored. If you want to ensure

The cause of ssh password-free login (Public Key login) failure a few days ago, the MyBookLive has become a brick-and-mortar. I removed the hard disk and re-built the system. Today, when I Configure ssh Login, www.2cto.com because the previous

Linux system time is sometimes not synchronized with hardware timeLinux Clock is divided into System Clock and Real Time Clock (RTC. The system clock is the current Linux Kernel clock, and the hardware clock is the battery-powered clock on the

Apt-get install vimVim has three modes: general mode, edit mode, and command line mode.Vi test.txt enters Normal ModePress I, I, a, A, o, O to enter the editing modeINSERT commandCommand functionI insert text before the cursorI. Start inserting text

The times are different, and even LEDs have become sub-systems. I have analyzed the general model provided by the kernel and haven't written an article for a long time! The code is located in drivers/leds. Let's take a look at the Makefile model

Test the mail command in Linux1. The simplest example:Mail-s test yangfang@fudan.edu.cnThe result of this command is to send an empty letter named test to the mailbox behind it. If you have an mta and the mailbox behind it won't block this strange

Linux is an open-source operating system that supports various hardware platforms. Linux servers are world-renowned. The main difference between Linux and Windows is that, by default, a Linux server does not provide a GUI (graphical user interface)

  Sometimes we have installed ubuntu, but the data in the previous WINDOWS partition of the local machine exists, so we don't want to format it. Then we can access the NTFS partition as we like on the server, you only need to add a mount point to

Some time ago, vps deleted python lib by mistake, and the reinstallation still failed. Finally, we decided to reinstall the system. The previous personal website data was stored on a logical volume. Therefore, when you reinstall the system, you only

  Lastlog Avahi ** Never logged in **Xfs ** Never logged in **Haldaemon ** Never logged in **Avahi-autoipd ** Never logged in **Sabayon ** Never logged in **Nagios ** Never logged in **Squid ** Never logged in **Mysql ** Never logged in **Gestation *

[Root@www.linuxidc.comnginx-] # Adduser www [Root@www.linuxidc.comnginx-] # Groupadd www # Wget http://mirrors.sohu.com/nginx/nginx-1.0.4.tar.gz# Tar zxvf nginx-1.0.4.tar.gz# Cd nginx-1.0.4[Root@www.linuxidc.comnginx-0.6.26] #./configure -- user =

  Chapter 3: Running nagios 3.1 verify the correctness of the configuration file Every time you modify your configuration file, you should run a detection program to verify the correctness of the configuration. This is important before running your

    1. Install the telnet service on the server. For installation instructions, see   2. Modify the telnet configuration file and enable the telnet service. (You can also run the setup command to start the system service and check the telnet

Linux Web 1. rpm package web 1.1 installation 1.2 Configuration 1.2.1 VM 1.3 integrate php and mysql 1.4 integrate ftp services 2. Source Code Compiled web 2.1 installation 2.2 Configuration 2.2.1 VM 2.3 integrate php and mysql 2.4 integrate ftp

How to Set environment variables in Linux (export PATH) Generally, you need to specify the path of the compilation tool when configuring the cross-compilation tool chain. In this case, you need to set the environment variable. For example, in the