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Linux iptables Firewall Simplified Examples
Server Administration

Linux iptables Firewall Simplified Examples

Mokhtar Ebrahim 2017-03-092020-05-31

In the previous post, we talked about how to Secure Linux Server Using Hardening Best Practices. Some people asked me…

Secure Linux Server Using Hardening Best Practices
Server Administration

Secure Linux Server Using Hardening Best Practices

Mokhtar Ebrahim 2017-03-072020-05-31

In the previous post, we talked about some Linux security tricks, and as I said, we can’t cover everything about…

Useful Linux Security Tricks to Harden Your System
Server Administration

Useful Linux Security Tricks to Harden Your System

Mokhtar Ebrahim 2017-03-052020-05-31

In the previous post, we talked about Linux network commands, and we saw some useful examples used to troubleshoot your…

Linux Network Commands Used In Network Troubleshooting
Server Administration

Linux Network Commands Used In Network Troubleshooting

Mokhtar Ebrahim 2017-03-032020-05-31

In the previous post, we talked about Linux process management. In this post, we will talk about Linux network commands…

Performance Tuning Using Linux Process Management Commands
Server Administration

Performance Tuning Using Linux Process Management Commands

Mokhtar Ebrahim 2017-03-012020-05-31

In server administration, it is very important to understand how the running processes work in detail, from high load to…

Expect command and how to automate shell scripts like magic
Linux

Expect command and how to automate shell scripts like magic

Mokhtar Ebrahim 2017-02-272020-05-31

In the previous post, we talked about writing practical shell scripts, and we saw how it is easy to write a…

How to write practical shell scripts
Linux

How to write practical shell scripts

Mokhtar Ebrahim 2017-02-252020-07-03

In the last post, we talked about regular expressions, and we saw how to use them in sed and awk for…

Regex tutorial for Linux (Sed & AWK) examples
Linux

Regex tutorial for Linux (Sed & AWK) examples

Mokhtar Ebrahim 2017-02-232020-05-31

To successfully work with the Linux sed editor and the awk command in your shell scripts, you have to understand…

30 Examples for Awk Command in Text Processing
Linux

30 Examples for Awk Command in Text Processing

Mokhtar Ebrahim 2017-02-212020-04-06

In the previous post, we talked about sed command and we saw many examples of using it in text processing…

31+ Examples for sed Linux Command in Text Manipulation
Linux

31+ Examples for sed Linux Command in Text Manipulation

Mokhtar Ebrahim 2017-02-192020-05-31

In the previous post, we talked about bash functions and how to use them from the command line directly, and…

Bash Scripting Part6 – Create and Use Bash Functions
Linux

Bash Scripting Part6 – Create and Use Bash Functions

Mokhtar Ebrahim 2017-02-172020-05-31

Before we talk about bash functions, let’s discuss this situation. When writing bash scripts, you’ll find yourself that you are…

Install, Configure and Use Linux NIS Server
Server Administration

Install, Configure and Use Linux NIS Server

Mokhtar Ebrahim 2017-02-152020-05-31

We use the Linux NIS server (Network Information Service) for sharing critical data stored in flat files between systems on…

Linux Bash Scripting Part5 – Signals and Jobs
Linux

Linux Bash Scripting Part5 – Signals and Jobs

Mokhtar Ebrahim 2017-02-152020-05-31

In the previous post, we talked about input, output, and redirection in bash scripts. Today we will learn how to…

Shell Scripting Part4 – Input, Output, and Redirection
Linux

Shell Scripting Part4 – Input, Output, and Redirection

Mokhtar Ebrahim 2017-02-132020-05-31

In the previous post, we talked about the parameters and options in detail. Today, we will talk about something essential…

Linux Bash Scripting Part3 – Parameters and Options
Linux

Linux Bash Scripting Part3 – Parameters and Options

Mokhtar Ebrahim 2017-02-122020-05-31

So far, you’ve seen how to write Linux bash scripts that do the job without user inputs. Today we will…

Bash Scripting Part2 – For and While Loops With Examples
Linux

Bash Scripting Part2 – For and While Loops With Examples

Mokhtar Ebrahim 2017-02-092020-06-25

In the previous post, we talked about how to write a Bash script, and we saw how Bash scripting is…

Shell scripting step by step tutorial
Linux

Shell scripting step by step tutorial

Mokhtar Ebrahim 2017-02-072020-05-31

In this tutorial, we are going to talk about shell scripting and how to make your first shell script. They…

16 Useful Linux Command Line Tips and Tricks
Linux

16 Useful Linux Command Line Tips and Tricks

Mokhtar Ebrahim 2017-02-052020-05-31

We use the Linux command line every day, and due to the little practicing, we may forget some of the…

Learn Linux Environment Variables Step-By-Step Easy Guide
Linux

Learn Linux Environment Variables Step-By-Step Easy Guide

Mokhtar Ebrahim 2017-02-042020-05-31

In the previous posts, we talked about some of the basic Linux commands, today we continue our journey, and we…

Basic Linux Commands Made Easy Part2
Linux

Basic Linux Commands Made Easy Part2

Mokhtar Ebrahim 2017-02-022020-05-31

In the previous post, we discussed some Linux commands, and we saw how to show files, traverse directories, make them,…

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