Linux

1.tr CommandThe TR command can be used to delete some text from a piece of textual information. or convert it.　　How to useTR [option]: SET1 [SET2]　　The common options are　　 Options Description -D Delete and

Command formatkillall [-Z CONTEXT] [-u USER] [-eigiqrvw] [-SIGNAL ] NAME...Killall-l,--listKillall-v,--versionCommand parameters-E,--exactFor long names, exact matches are required. If a command name is longer than 15 characters, the full name may

1. First ensure that the Redhat run level is: 52.vi/etc/inittab last line added: ID:5:RESPAWN:/USR/SBIN/GDM 3.service iptables StopIfFirewallOpen, use the following command to open port 177:Iptables-a input-p UDP--dport 177-j

For people who frequently use Linux systems, the RZ/SZ command is a convenient means of uploading local files to the server or downloading files from the server, but many Linux systems do not initially have these two commands. Today, we will briefly

1. Download the kernel source linux-2.6.34 and extract it to the working directory.2. First add a SOC to the kernel and copy the mach-smdk6410.c into mach-ok6410.c under/arch/arm/mach-s3c64xxModify MACH-OK6410.C Replace the smdk6410 inside with ok641

first, the general operating system startup process:Different processor and hardware systems use different boot strategies, so the specific boot process will vary. However, regardless of the difference, from a computer system point of view, the

Study Notes first try Linux problems, linux2015-10-13 1. Install the. deb file and use sudo gdebi XXX. deb Sudo apt-get install xxx 2. You need to configure the system path: LD_LIBRARY_PATH =.../lib: LD_LIBRARY_PATH ExportLD_LIBRARY_PATH 3. ln-sf

Booking. sh, booking #! /Bin/bashfunction getJsonFile () {yulingJsons = ("yulingJson" "yulingJson1" "yulingJson2" "yulingJson3" "yulingJson4" "otaDireJson" "ps16Json" "yulingJson7" "hdsJson ") # yulingJsons = ("yulingJson7 ") len = $ {# yulingJsons [

Shell basics-environment variable configuration fileSource configuration file or. configuration File: After the environment variables are written to the configuration file, You need to log on again to take effect, but use the source command to

RedHat6.4 graphic installation tutorial --- Minimal version (detailed version ),RedHat6.4 graphic installation tutorial --- Minimal version (details) Step 1: We need a RedHat6.4 installation Image File   Step 2: We need to enable the system iso

Deployment of XAMPP and LinuxXAMPP in LinuxDownload the xampp installation packageWget-O http://sourceforge.net/projects/xampp/files/XAMPP%20Linux/5.5.28/xampp-linux-x64-5.5.28-0-installer.run/downloadAdd execution permission to the installation

30 common questions and answers for Linux System Administrator interviews In this article, we will discuss 30 most common questions for the Linux System Administrator interview and answers from experienced professionals. The questions mentioned

How to upgrade from Ubuntu 15.04 to Ubuntu 15.10 As I know, Ubuntu 15.10 beta 2 has been released for some time, and it is faster than the official version. Ubuntu 15.10, codenamed Wily Werewolf, will be released in 22nd day of this month, the

Centos6.5 broadband Internet access (dial-up connection) China Unicom's dial-up connection has been used for a long time. China Unicom/China Netcom's broadband dial-up can directly use the dial-up function provided by the system to dial up the

CentOS7 install a third-party yum source EPEL I. Introduction EPEL is an additional software package for Linux Enterprise Edition. EPEL is created, maintained, and managed by a Fedora special interest group) A high-quality additional software

Run ClojureScript on Android In the past few days, I have one of the most meaningful experiences in my development career and want to share with you here. Now we have enabled ClojureScript to run on Android. Instead of using something like Cordova

How does one force a Linux user to change the initial password upon first logon? In a multi-user Linux environment, creating a user account with a random default password is a standard practice. After successful logon, new users can change the

RedHat6.4 graphic installation tutorial --- Minimal version (details) Step 1: We need a RedHat6.4 installation Image File Step 2: We need to enable the system iso file downloaded from the Internet from the computer from the CD or USB flash

Use the tuptime tool to view the Linux server system boot time history and statistics You can use the following tool to check how long a Linux or Unix-like system has been running: Uptime: Tell you how long the server has been running. Lastt:

Hide or modify Nginx version information The Details determine success or failure. The same is true for server security! Hiding or modifying Nginx information is not a cool skill, but a small detail in Nginx settings. Nginx version information in