≡ Menu

unix operating systems

Apple OS X: Write Protect File From Command Line

How do I make a File "unalterable" (write protect) such as it cannot be changed or deleted even by root or superuser under Apple OS X UNIX operating systems?
[click to continue…]

HowTo: Linux / UNIX Create a Manpage

How do I create a man page for my shell or python script under Linux / UNIX operating systems?
[click to continue…]

UNIX: Set Environment Variable

How do I set environment variables on UNIX systems?
[click to continue…]

Grep Count Lines If a String / Word Matches

How do I count lines if given word or string matches for each input file under Linux or UNIX operating systems?
[click to continue…]

Linux/UNIX: Configure OpenSSH To Listen On an IPv6 Address

How do I enable OpenSSH SSH server to listen on an IPv6 address under Linux or UNIX operating systems?
[click to continue…]

Start / Stop / Restart Apache Web Server Via SSH

How do I start / stop or restart Apache web sever via SSH (secure shell) under Linux or UNIX operating systems?
[click to continue…]

Find: UNIX Operating System Release and Version Number

How do I find Unix version and release number using command line options? What version, release, and maintenance level of Unix is running on my system?
[click to continue…]

Start / Stop / Restart Postfix Mail Server

How do I start / stop / restart my postfix mail server under Linux or UNIX operating systems?
[click to continue…]

Solaris UNIX Configure Disk Quota For UFS File System

How do I configure file system quotas to control how much available storage space can be used on a given UFS file system (such as /export/home) under Solaris UNIX operating systems?
[click to continue…]

Mac OS X: Restart / Stop / Start Apache2

How do I restart Apache 2 web server under Apple Mac OS X UNIX operating systems?
[click to continue…]