How to enable LUKS disk encryption with keyfile on Linux
We can easily add a key file to LUKS disk encryption on Linux when running the cryptsetup command. A key file is used as the passphrase to unlock an encrypted…
Python For Loop Examples
How and when do I use for loops under Python programming language? How can I use the break and continue statements to alter the flow of a Python loop? Tutorial…
Access Clipboard Contents Using Xclip and Xsel In Linux
In this guide, we are going to learn what Xclip and Xsel programs are, and how to manipulate and access Clipboard contents using Xclip and Xsel programs in Linux. What…
How to Install and Use Docker on Ubuntu 20.04 / 20.10
Docker is a free and open source tool designed to build, deploy, and run applications inside containers. Host on which docker is installed is known docker engine. To work the…
10 Best Udemy Computer Science Courses in 2021
We are living in the midst of a revolution powered by computers and among the most important aspects of computer science is problem-solving – an essential skill for life. Have…
How to Install Apache on Ubuntu 20.04 and Host Website
Apache is an open source and free web server software developed by the Apache Software Foundation. It is officially called Apache HTTP Server. Apache is one of the oldest, cross-platform…
10 Useful Websites for Learning PostgreSQL Database System
PostgreSQL (also known as Postgres ) is the world’s most popular and advanced open-source enterprise-grade object-relational database management system (ORDMS). PostgreSQL has a broad variety of community and commercial support…
Source Command in Linux
The source command is a built-in shell command used to read and execute commands from a file inside the current shell session. The source command is commonly used to retain/change…
Debian: DSA-4866-1: thunderbird security update
Debian: DSA-4866-1: thunderbird security update Multiple security issues were discovered in Thunderbird, which could result in the execution of arbitrary code or information disclosure. For the stable distribution (buster),…
How To Use chmod and chown Command in Linux
How do I use chmod and chown command under Linux / Unix operating systems?Use the chown command to change file owner and group information. we run the chmod command command…
How To Add Route on Linux
As a network engineer, you probably spend a lot of time thinking and planning your network infrastructure. You plan how computers will be linked, physically using specific cables but also…
Debian: DSA-4865-1: docker.io security update
Debian: DSA-4865-1: docker.io security update ‘Tis the season of giving! How have you given back to the open-source community? No answer selected. Please try again. Please select either existing option…
How to check if file does not exist in Bash
Author: Vivek Gite Last updated: February 27, 2021 Like
Nginx: 413 – Request Entity Too Large Error and Solution
I‘m running nginx as a frond end to php based Apache+mod_fastcgi server. My app lets user upload images upto 2MB in size. When users trying to upload 1.5MB+ size image…
CentOS: CESA-2021-0661: Important CentOS 7 thunderbird
CentOS: CESA-2021-0661: Important CentOS 7 thunderbird ‘Tis the season of giving! How have you given back to the open-source community? No answer selected. Please try again. Please select either existing…
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