Notes for common Ubuntu commands

Install software in Linux:
RPM package:
Rpm-IVH soft. rpm
Deb package:
Dpkg-I soft. Deb
Tar.gzSource codePackage:
Tar-xzvf soft.tar.gz // generate a soft directory
CD soft
./Configure
Make install
Binfile:
Chmod + x soft. Bin
/Soft. Bin

Decompress a tar.gz file (decompress it to the current directory)
Tar xvfz file name .tar.gz

Install Eclipse:
$ Sudo tarxvfz eclipse-jee-galileo-SR2-linux-gtk.tar.gz-C/OPT

JDK environment variable settings
Command: sudo VI/etc/environment
Path = "/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games: /usr/lib/JVM/jdk1.7.0 _ 01/bin"

Classpath = "/usr/lib/JVM/jdk1.7.0 _ 01/lib"

Java_home = "/usr/lib/JVM/jdk1.7.0 _ 01"

Delete all files in folders and folders:
Rm-RF path

Steps for installing XAMPP:
1. Switch the terminal to the root:
Su Root
2. Switch the path to the compressed package path:
CD/home/wustrive/
3. Unzip and install
Tar xvfz xampp-linux-1.7.7.tar.gz-C/OPT
Note: After installation, under/OPT
Start and Stop XAMPP
1. Start
Start XAMPP:/opt/lampp start
Only start apatche:/opt/lampp startapache
Start MySQL only:/opt/lampp startmysql
2. Stop
Restart XAMPP:/opt/lampp restart
Stop XAMPP:/opt/lampp stop
Stop Apache:/opt/lampp stopapache
Stop MYSQL:/opt/lampp stopmysql

Process:
View process ID: PS-e
Kill process ID
Killall process name

Install QQ (linuxqq_v1.0.2-beta1_i386.deb ):
Command:
Dpkg-Deb-x linuxqq_v1.0.2-beta1_i386.deb/OPT Note: Install to the OPT directory

MySQL administrator cannot connect to the database:

Root @ Ubuntu:/home/wustrive # sudo mkdir/var/run/mysqld
Root @ Ubuntu:/home/wustrive # sudo ln-S/opt/lampp/var/MySQL. Sock/var/run/mysqld. Sock

Change the permissions of an archive (File:
Chgrp: Change the group to which the archive belongs
Chown: Change the owner of an archive
Chmod: Change the attributes and SUID of an archive.
Modify permissions for all files in folders and folders:
Chmod 777 *-R

Ten permissions of an archive:
-Wrxwrx ---
1: file type (file or directory or linked file, etc.) 2-4: All permissions of the file (read/write execution) 5-7: permissions of the group to which the file belongs 8-10: permissions of others

Tomcat and Apache:
Start Stop aapche:
Sudo apache2ctl-K start/stop
Source code installation and startup method: (for source code installation, see Tomcat and Apache integration)
/Usr/local/apache2/bin/apachectl start/stop

Start and Stop Tomcat:
Sudo/etc/init. d/tomcat7 start/stop