How to Delete Lines in Vim / Vi
Quite often, when working with text files, you’ll need to delete one or more lines. This article shows how to delete lines in Vim/Vi.
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How to Check Memory Usage in Linux
When troubleshooting system or application slowdown or misbehavior, one of the first things to check is the system memory usage. This article explains how to check...
Read moreHow to Install Jenkins on Ubuntu 20.04
This article explains how to install Jenkins on Ubuntu 20.04. Jenkins is an open-source automation server that can be used to easily set up continuous integration...
Read moreHow to Count Files in Directory in Linux
In this article, we will show you several different ways to find the number of files in a directory in Linux.
Read moreSetting up a DevOps Pipeline in AWS
In this article, we will guide you through how to set up a DevOps pipeline in AWS.
Read moreHow to Install Memcached on Ubuntu 20.04
This article shows how to install and configure Memcached on Ubuntu 20.04. Memcached is a free and open-source high-performance in-memory key-value data store.
Read morePython map() Function
The Python’s map() function takes an iterable object, along with a function, and applies that function to each element in the iterable.
Read moreHow to Install Gradle on Ubuntu 20.04
In this tutorial we will show you how to install Gradle on Ubuntu 20.04. We’ll download the latest release of Gradle from their official website.
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How To Set Up Nginx Server Blocks on Ubuntu 20.04
This article describes how to set up Nginx server blocks on Ubuntu 20.04. A server block is an Nginx directive that defines settings for a specific...
Read moreSecure Apache with Let’s Encrypt on Ubuntu 20.04
In this tutorial, we’ll provide a step by step instructions about how to secure your Apache with Let’s Encrypt using the certbot tool on Ubuntu 20.04.
Read moreHow to Install Steam on Ubuntu 20.04
Steam is a cross-platform entertainment platform developed by Valve Corporation for purchasing and playing video games. This article explains how to install the Steam client on...
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