Categorie: 02.A Linux basis

Further Reading Link Address Description http://www.oclug.on.ca Ottawa Canada Linux Users Group. A group with an active mailing list, monthly meetings, and much more. http://www.exitcertified.com Ottawa’s source for Sun training, and the host of OCLUG’s technology seminars. http://www.fsf.org The Free Software Foundation. Documentation, source code, and much more for many programs commonly found on Linux systems. […]

Getting Help When you’re stuck and need help with a Linux command, help is usually only a few keystrokes away! Help on most Linux commands is typically built right into the commands themselves, available through online help programs (“man pages” and “info pages”), and of course online.   Using a Command’s Built-In Help Many commands […]

Piping and Re-Direction Before we move on to learning even more commands, let’s side-track to the topics of piping and re-direction. The basic UNIX philosophy, therefore by extension the Linux philosophy, is to have many small programs and utilities that do a particular job very well. It is the responsibility of the programmer or user […]

Getting Help When you’re stuck and need help with a Linux command, help is usually only a few keystrokes away! Help on most Linux commands is typically built right into the commands themselves, available through online help programs (“man pages” and “info pages”), and of course online.   Using a Command’s Built-In Help Many commands […]

Shortcuts to Make it all Easier! When you start using the Bash shell more often, you will appreciate these shortcuts that can save you very much typing time. Shortcut Description Up/Down Arrow Keys Scroll through your most recent commands. You can scroll back to an old command, hit ENTER, and execute the command without having […]

Other Utilities Here are some other commands that are useful to know. Linux Command Description clear Clear the screen echo Display text on the screen. Mostly useful when writing shell scripts. For example: echo “Hello World” more Display a file, or program output one page at a time. Examples: more mp3files.txt ls -la | more […]

Informational Commands The following commands are used to find out some information about the user or the system. Linux Command Explanation ps Lists currently running process (programs). w Show who is logged on and what they are doing. id Print your user-id and group id’s df Report filesystem disk space usage (“Disk Free” is how […]

Als je software wilt installeren in Linux kan dit heel gemakkelijk. Tenminste als je in een populaire distributie bezig bent. Als je in een niet zo populaire distributie bezig bent, dan kan het installeren van software vaak heel moeilijk zijn. Er zijn namelijk veel manieren om software te installeren in Linux. De gemakkelijkste manieren zijn […]

Finding Things The following commands are used to find files. “ls” is good for finding files if you already know approximately where they are, but sometimes you need more powerful tools such as these: Linux Command Description which Shows the full path of shell commands found in your path. For example, if you want to […]

Working With Files and Directories These commands can be used to: find out information about files, display files, and manipulate them in other ways (copy, move, delete). Linux Command DOS Command Description file Find out what kind of file it is. For example, file /bin/ls tells us that it is a Linux executable file. cat […]