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Category: Ubuntu
How to install Gradle on Ubuntu
This video will show you how to get started having it installed on Ubuntu /Debian-based machines. Commands:sudo apt updatesudo apt install openjdk-11-jdkunzip gradle-7.0.2-bin.zipsudo mv gradle-7.0.2 /usr/local/gradlesudo gedit /etc/profile.d/gradle.shexport PATH=/usr/local/gradle/bin:$PATHsource /etc/profile.d/gradle.shgradle -vrm -rf /usr/local/gradle/gradle-7.0.2/rm -rf /etc/profile.d/gradle.sh Chapters:0:00 Intro0:23 Step1 Update your system1:02 Step2 Installing openjdk1:42 Step3 Download gradle distribution2:51 Setup environment variable3:36 Step6 Uninstall gradle(if need… Read more
How to install the Apache web server (CentOS / Ubuntu Linux Installation)
The basic setup process of installing and configuring Apache is very easy, in this video we will learn how to install Apache HTTP Web Server and configure the firewall. Commands:sudo apt updatesudo apt install apache2sudo systemctl status apache2sudo ufw app listsudo ufw allow apachesudo ufw statussudo systemctl status apache2hostname -Isudo systemctl stop apache2sudo systemctl start… Read more
How to Install Jenkins Automation Server on Ubuntu 21.10 LTS
In this video, you will learn how to install Jenkins on Ubuntu 21.10 LTS, start the automation server, and create an administrative user. In the end, you’ll have a development-level server ready for use for your CI/CD automation tasks. Commands:sudo apt updatejava –versionsudo apt install default-jrejava –versionsudo apt install default-jdkjavac –versionsudo apt install jenkinssudo systemctl… Read more
How to Create Multiple Users and Set Password for each User in Linux
This short video is aim at showing you how to create multiple users at the same time and set a password for each one of them. Commands:touch /opt/user add:w !sudo tee %cat /opt/user addfor i in cat /opt/user add ; do sudo useradd $i ; donefor i in cat /opt/useradd ; do sudo id $1… Read more
How to fix Su: Authentication Failure and Sudo: Permission denied Prompt in Ubuntu
In this short video, you will learn how to fix the Su: Authentication Failure in Linux. With this error, you will also encounter the Permission denied message when trying to carry out any installation with sudo permission. Let’s get the issue fixed! Commands:mount -o remount,rw /chown root:root /usr/bin/sudochmod 4755 /usr/bin/sudoshutdown -r now What you will… Read more
Easily Understand Your Linux RAM Usage With Smem
Linux memory usage can be difficult to interpret and hard to understand. With smem it’s easy to find out what memory a process is using, and which processes are using the most. Commands:sudo apt install smemsmemsmem -psmem -ksmem -k -tsmem -usudo smem -usmem -m -k -tsmem -w -k -tsmem -c pss -P firefox -k -t… Read more
How to install Apache Tomcat on Ubuntu
With this step-by-step guide, I will teach you how to install Tomcat on any version of Ubuntu, because the code works on about any. Chapters:0:00 Intro0:23 Step1: APT update0:35 Default JRE installation1:09 Step2: Check for tomcat in repository1:29 Step3: Download tomcat1:59 Step4: Install apache tomcat server2:20 Step5: Enable or disable tomcat2:34 Step6: Allow traffic to… Read more
How to Generate Temporary Email Addresses Using the Linux Terminal
You don’t have to deal with spam emails anymore, not on Linux. Here’s how to generate temporary email addresses using the Linux command line. Commands:./tmpmail –help./tmpmail –generate./tmpmail –generate [email protected]./tmpmail./tmpmail -r Chapters:0:00 Intro0:22 Install w3m, curl, and jq on your system0:48 Install the tmpmail command-line tool1:17 Generating email addresses and receiving emails What you’ll learn: 1.… Read more
How to Install Docker Desktop for Linux on Ubuntu 24.04
In this video, I will show you 4 options how to install Docker on Ubuntu. Chapters:0:00 Intro0:23 Install docker on ubuntu using default repositories2:00 Install docker from official repository4:01 Install docker engine – community from a convenience script4:43 Install docker testing version Commands:Option 1: Install Docker on Ubuntu Using Default Repositoriessudo apt-get updatesudo apt-get remove… Read more
How to Install Synaptic Package Manager on Ubuntu
If you prefer using graphical package managers to get software, consider installing Synaptic on your Ubuntu PC. Commands:sudo apt-get updatesudo apt-get install synaptic Chapters:0:00 Intro0:23 Install synaptic in ubuntu and install package1:59 Remove packages with synaptic package manager2:40 View the properties of an application3:22 Upgrade your packages all at once4:35 End screen What you will… Read more