Articles tagged "Unix"
AIX SSH Configuration: Complete Setup Guide [AIX 7.x]
Complete guide to SSH configuration on AIX 7.x. Enable SSH, configure sshd, set up key-based authentication, PAM, troubleshooting, and security hardening.
How to Restart SSH in AIX: startsrc, stopsrc, lssrc Commands
Restart SSH daemon in IBM AIX using startsrc -s sshd, stopsrc -s sshd, and lssrc -s sshd. Covers AIX 6.1, 7.1, 7.2, 7.3. Includes refresh and forced restart with examples.
Bash: How to Check if a directory exists?
If you need to check if directory exists use: if [ -d "$DIR" ];. Check here for details when you have symbolic links.
How To Known what DNS Servers Address you are using
To see you dns servers on linux execute: cat /etc/resolv.conf. For windows ipconfig /all. check this artcile for more details.
Learn how To Use grep Command.
Improve as a system administrator or as a software developer and learn how to use the very useful command grep. We cover some basic usage and some advance usage. Learn here how to use regular expression with grep and how to search recursively with grep.
C Programming: If-Else Statement Guide
Knowning how to program in C is a good desicion. Learn here how the if else statement works. See some examples to learn with more details how C code works.
How can I concatenate strings in Bash?
Check here some string concatenation examples using bash. Lean how to program bash and manipulate strings, in this case using concatenation. We propose different approaches to solve the problem with bash.