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Exiting/Terminating Python scripts (Simple Examples)
Python

Exiting/Terminating Python scripts (Simple Examples)

Mokhtar Ebrahim 2020-05-062022-08-18

Today, we’ll be diving into the topic of exiting/terminating Python scripts! Before we get started, you should have a basic…

20+ examples for NumPy matrix multiplication
Python

20+ examples for NumPy matrix multiplication

Mokhtar Ebrahim 2020-05-052022-08-18

In this tutorial, we will look at various ways of performing matrix multiplication using NumPy arrays. We will learn how to…

Caesar Cipher in Python (Text encryption tutorial)
Python

Caesar Cipher in Python (Text encryption tutorial)

Mokhtar Ebrahim 2020-04-282021-08-14

Cryptography deals with encrypting or encoding a piece of information (in a plain text) into a form that looks gibberish…

NumPy loadtxt tutorial (Load data from files)
Python

NumPy loadtxt tutorial (Load data from files)

Mokhtar Ebrahim 2020-04-212023-01-29

In a previous tutorial, we talked about NumPy arrays, and we saw how it makes the process of reading, parsing,…

20+ examples for flattening lists in Python
Python

20+ examples for flattening lists in Python

Mokhtar Ebrahim 2020-04-202022-08-18

Flattening lists means converting a multidimensional or nested list into a one-dimensional list. For example, the process of converting this…

15+ examples for yum update command
Linux

15+ examples for yum update command

Mokhtar Ebrahim 2020-02-122022-08-19

Yum is a package manager used on Red Hat, CentOS, and other Linux distributions that use RPM Package Manager. Yum…

Matplotlib tutorial (Plotting Graphs Using pyplot)
Python

Matplotlib tutorial (Plotting Graphs Using pyplot)

Mokhtar Ebrahim 2020-02-062022-08-21

Matplotlib is a library in Python that creates 2D graphs to visualize data. Visualization always helps in better analysis of…

Linux find command tutorial (with examples)
Linux

Linux find command tutorial (with examples)

Mokhtar Ebrahim 2019-12-172020-11-24

When it comes to locating files or directories on your system, the find command on Linux is unparalleled.  It’s simple…

15+ examples for Linux cURL command
Linux

15+ examples for Linux cURL command

Mokhtar Ebrahim 2019-12-092022-04-05

In this tutorial, we will cover the cURL command in Linux. Follow along as we guide you through the functions…

SSH port forwarding (tunneling) in Linux
Server Administration

SSH port forwarding (tunneling) in Linux

Mokhtar Ebrahim 2019-12-042020-07-30

In this tutorial, we will cover SSH port forwarding in Linux. This is a function of the SSH utility that…

Grep command in Linux (With Examples)
Linux

Grep command in Linux (With Examples)

Mokhtar Ebrahim 2019-11-272022-04-05

In this tutorial, you will learn how to use the very essential grep command in Linux. We’re going to go…

SSH Connection Refused (Causes & Solutions)
Server Administration

SSH Connection Refused (Causes & Solutions)

Mokhtar Ebrahim 2019-11-262022-04-05

This tutorial will look at the most common error you’re likely to encounter with SSH: Connection Refused. Read on for…

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