Gradle is free and open-source build tool used for the Java projects, combining the best features of Ant and Maven. It is flexible and helps developers team to automate and build easier and faster software. In this tutorial we will explain how to install Gradle on Ubuntu 20.04. Prerequisites# Ensure that you are logged in
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Secure Nginx with Let’s Encrypt on Ubuntu 20.04
Let’s Encrypt is a free, automated, and open certificate authority developed by the Internet Security Research Group (ISRG) that provides free SSL certificates. Certificates issued by Let’s Encrypt are trusted by all major browsers and valid for 90 days from the issue date. This tutorial explains how to install a free Let’s Encrypt SSL certificate
How to Install Elasticsearch on Ubuntu 20.04
Elasticsearch is a powerful open-source analytics and full-text search engine. It provides a distributed, multitenant-capable architecture which enables you to store, search and analyze large volumes of data faster. Elastic search is freely available under the Apache 2 license, which provides the most flexibility. In this tutorial we will show you how to install Elasticsearch
How to Delete Lines in Vim / Vi
Vim or its precursor Vi comes preinstalled on most Linux distributions and macOS. Knowing the basics of Vim is important if you are a system administrator or just a regular Linux user. Quite often, when working with text files, you’ll need to delete one or more lines. This article shows how to delete lines in
How to Install TensorFlow on Ubuntu 20.04
TensorFlow is an open-source and free software library for machine learning developed by Google. It can be installed system-wide, in a Python virtual environment, as a Docker container, or with Anaconda. Also, large companies like Airbus, Intel, Twitter, PayPal, and Lenovo using TensorFlow. In this tutorial we will show you how to install TensorFlow in
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 RAM usage in Linux using several different commands. free Command # free is the most commonly used command for checking the memory usage of a Linux system. It displays
How to Install Elasticsearch on Debian 10
Elasticsearch is a powerful open-source analytics and full-text search engine. It provides a distributed, multitenant-capable architecture which enables you to store, search and analyze large volumes of data faster. Elastic search is freely available under the Apache 2 license, which provides the most flexibility. In this tutorial we will show you how to install Elasticsearch
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 and continuous delivery (CI/CD) pipelines. Continuous integration (CI) is a DevOps practice in which team members regularly commit their code changes to the version control repository, after which automated builds and tests are run. Continuous delivery (CD) is a
How to Install TeamViewer on Ubuntu 20.04
TeamViewer is a popular cross-platform application and widely used for remote control, desktop sharing, remote meetings and file sharing between computers. In this tutorial we will explain how to install TeamViewer on Ubuntu 20.04. Prerequisites# Make sure you have logged in as root or user with sudo privileges. Installing TeamViewer on Ubuntu# TeamViewer is not
How to Count Files in Directory in Linux
Although not very often, there are times when you need to find out how many files are in a given directory. For example, if you run out of inodes on your Linux system, you’ll need to find which directory contains thousands or millions of files. In this article, we will show you several different ways