Month: July 2021

How to Make an Animated GIF in Ubuntu

GIF also knows as Graphics Interchange Format; it has become very popular among social media users in absolutely no time since its introduction. Reason behind the popularity is its low size compared to images and videos. GIF posts attracted more users on popular social media platforms like Facebook, Google Plus, WhatsApp, and Twitter than any …

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Get the disk health status with SMART monitor tools on Debian and Ubuntu Linux

Every current disk includes a built-in monitoring feature known as SMART that keeps track of faults. On Linux, there is a software package called smartmontools that may be used to query the SMART status of the disk to see if it will fail soon. Installation apt-get install smartmontools Usage First we need to know the …

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How to Install and Configure Prometheus Alert Manager on Ubuntu 20.04 LTS

Prometheus Alert Manager is used to send alerts via email and other web services (i.e., PagerDuty, Slack, GitLab, WeChat) depending on the alert events generated on Prometheus. Prometheus can generate alerts when a target is unavailable and send them to the Alert Manager, sending you an email notification to let you know that a target …

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Ubuntu JPG to PDF Conversion Process (includes OCR Function)

This tutorial shows how to convert jpg and other image types to PDF, including the OCR function on Debian-based Linux distributions such as Ubuntu. After reading this tutorial, you’ll know how to convert images to PDF using GUI and a command-line interface. The graphical way allows you to implement the OCR function, extracting images from …

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How to install and use ADB and Fastboot on Ubuntu

ADB (Android Debug Bridge) and Fastboot allow us to manage Android mobile devices from the computer. After reading this tutorial, you’ll know how to install and use ADB and Fastboot to control your Android cell phone. Getting started: Installing ADB, Fastboot, and getting your Android device ready Before starting, you need to enable your phone …

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How to prevent a Linux system user from logging into the system

The shell setting in /etc/passwd determines whether a Linux system user may log in via the shell or over SSH. If you don’t want a certain user to be able to log in, set the shell to /bin/false or /sbin/nologin. For the user “otheruser” on Debian and Ubuntu Linux, here’s an example: usermod -s /bin/false …

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Get a list of all virtual hosts which are defined in all apache configuration files

Have you ever looked in the apache config files to see where a website’s virtual host is defined? The apache2ctl script has a useful option that could come in good here. When you execute the command, it should look like this: apache2ctl -S You’ll obtain a list of all virtual hosts and default servers in …

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How to Install Remote Desktop (Xrdp) on Ubuntu 18.04

Introduction Remote Desktop (Xrdp) is a free and open-source implementation of the Microsoft RDP server that enables operating systems other than Microsoft Windows to provide a fully functional RDP-compatible remote desktop experience. This tutorial will explain to you how to install and configure the Xrdp on Ubuntu 18.04. Prerequisite Sudo access to your Ubuntu 18.04 …

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How to Install Laravel on Ubuntu 18.04 112

How to Install Laravel on Ubuntu 18.04

  Laravel is a PHP web application framework that is intended for the development of web applications following the model–view–controller (MVC) architectural pattern. It has an expressive, elegant syntax and provides tools needed for large, robust applications. In this tutorial, we will show you how to install Laravel on Ubuntu 18.04.   1. Connect to your …

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