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How To Reset Root Password In CentOS 7
Linux Tutorials 4 min read

How To Reset Root Password In CentOS 7

One of the most important things for Linux users is to know what to do if the root password is lost. Many times we create a strong password for our computer, but sometimes we forget it. This trouble is mostly for servers, and CentOS is a Linux distro focused on servers, so in this article, we’re going to learn how to reset password in CentOS Linux. Also Read – How To Reset root Password In Ubuntu? This process is simple, but we must be careful because if we do a wrong action, our sy

Linux TutorialsUncategorizedhow-to
How To Run Tomcat Server At Startup On Ubuntu Server
Linux Tutorials 2 min read

How To Run Tomcat Server At Startup On Ubuntu Server

Every developer knows that for running any web applications it needs a web server. One of the most famous web servers for J2EE is Apache Tomcat. Tomcat runs applications created in JSP, JSF, Javascript, and available languages. To start the webserver you need to run a shell file called startup.sh and if you need to restart your server you need to go to the folder and run the same command again. What if you could run a script for this command to start tomcat every time your system starts? In t

Linux TutorialsUncategorizedhow-to
How to Install PostgreSQL on Ubuntu: A Beginner's Guide
Reviews 7 min read

How to Install PostgreSQL on Ubuntu: A Beginner's Guide

In this in-depth article, we will learn how to install PostgreSQL on Ubuntu, Fedora and Arch Linux. We will also learn how PostgreSQL differs from MySQL and how to migrate from MySQL to a PostgreSQL database. * MySQL Database * Advantages of MySQL * Disadvantages of MySQL * PostgreSQL * Advantages of PostgreSQL * Disadvantages of PostgreSQL * How to Install PostgreSQL on Ubuntu * Install PostgreSQL on Ubuntu * Install PosgreSQL on Fedora * Install PostgreSQL o

ReviewsUncategorizedhow-to
How To Configure SAMBA Server And Transfer Files Between Linux & Windows
Linux Tutorials 3 min read

How To Configure SAMBA Server And Transfer Files Between Linux & Windows

If you are reading this article it means you have a network at home or office with Windows and Linux hosts or have created a virtual network using VirtualBox and need to send files between a Linux host to Windows. File transfer between Linux and Windows can be done using SAMBA which is an open-source software suite that provides seamless file and print services to SMB/CIFS clients, allowing interoperability between Unix/Linux based system and Windows-based system. Configure SAMBA Se

Linux TutorialsUncategorizedhow-to
15 Things To Do After Installing Ubuntu 17.04 "Zesty Zapus"
Uncategorized 5 min read

15 Things To Do After Installing Ubuntu 17.04 "Zesty Zapus"

€‹Well, last month Canonical released a new version of Ubuntu which is version 17.04. This will be the last version with unity and canonical will be switch back to GNOME. If you are the kind of person that likes to have everything updated to the latest version you should consider upgrading. If you are an LTS kind of person, just keep using your LTS version and wait for 18.04 LTS. Below are some tips to do after installing Ubuntu 17.04. 1. Run a system update €‹If you didnâ€

Uncategorizedhow-to#Import 2024-11-04 15:59
Three Portable Ways To Connect Ubuntu To Internet
Uncategorized 3 min read

Three Portable Ways To Connect Ubuntu To Internet

Most of you have probably used a dial-up connection or wired connection to access the resources available on the World Wide Web. But what if you’d just bought a new desktop or laptop and you don’t have the resources (router, modem, etc) to connect to the Internet. I’ll cover the three possible methods you could remedy that along with pros + cons and take note when I say portable you should get the humor because desktops just don’t blend in 😛 Three Portable Ways To Connect Ubuntu

Uncategorizedhow-to#Import 2024-11-04 15:59
How To Encrypt DNS Traffic In Linux Using DNSCrypt
Uncategorized 2 min read

How To Encrypt DNS Traffic In Linux Using DNSCrypt

Dnscrypt is a protocol that is used to improve DNS security by authenticating communications between a DNS client and a DNS resolver. DNSCrypt prevents DNS spoofing. It uses cryptographic signatures to verify that responses originate from the chosen DNS resolver and haven’t been tampered with. DNSCrypt is available for multi-platforms including Windows, MacOS, Unix, Android, iOS, Linux and even routers.   DNSCrypt also allows you to – Apart from encrypting traffic, DNSCrypt also al

Uncategorizedhow-to#Import 2024-11-04 15:59
Ways To Rescue Grub Or Recover Grub Menu
Linux Tutorials 4 min read

Ways To Rescue Grub Or Recover Grub Menu

You started your laptop this fine morning, and Bam! You will see a black screen with the message “Unknown Filesystem” and grub rescue. You’ve arrived at LinuxAndUbunu to learn how to solve this problem, save your valuable data, and boot into Linux normally once more. Let’s go over some grub rescue commands. Ways To Rescue Or Recover Grub You might be wondering what happened to the distro. There could be several explanations for this. You may have installed some software, experiment

Linux TutorialsUncategorizedhow-to
Possible Protections To Take Against WannaCry Ransomware Attack
Uncategorized 3 min read

Possible Protections To Take Against WannaCry Ransomware Attack

Last week Windows users suffered a ransomware attack at a global scale and had their files encrypted. The attackers demanded a payment of  $600 worth in bitcoins decrypt all the users’ files. This is one of the biggest ransomware attacks recorded and still growing. Read the complete article published yesterday on LinuxAndUbuntu. In this article, we will talk about some of the possible actions one can take against this ransomware. Ways to protect from ransomware Before we talk

Uncategorizedhow-to#Import 2024-11-04 15:59
How To Configure iptables Firewall In Linux
Linux Tutorials 3 min read

How To Configure iptables Firewall In Linux

Iptables is a great firewall included in the netfilter framework of Linux. A firewall is a network security system that monitors and controls incoming and outgoing network traffic based on predetermined security rules. Configuring iptables manually is challenging for the uninitiated. Fortunately, there are many configuration tools available to assist: e.g., fwbuilder, bastille, and ufw. First Concepts:Packet: a logical container representing the flow of data Protocol: a language

Linux TutorialsUncategorizedhow-to
5 Tips To Master Linux
Linux Tutorials 3 min read

5 Tips To Master Linux

So here we are fans of Linux! But are we up to the bar? To get our hands a little dirty and maybe do what a surgeon does 😛 Well if that disgusts you then I didn’t mean cutting up your favorite distro and operating on it. I meant a minor thing like stitches and tending to some easy commands.   Who benefits it? Everyone on Linux and to the most who is curious what Linux has to offer. Let’s begin our lesson with the program called the terminal emulator.   1. Command Line Int

Linux TutorialsUncategorizedhow-to
What Is Crontab And How To Automate Tasks In Linux With Crontab
Linux tools 4 min read

What Is Crontab And How To Automate Tasks In Linux With Crontab

Cron is a utility that manages background processes or daemons from time to time (for example each minute, day, week or month). Cron works like a scheduler, for example, it can download files from the internet or download emails at regular intervals, also you can use it for more complex tasks like install updates. Originally cron was created for UNIX by Ken Thompson, but now you can use it in all UNIX-like systems, even Linux! UNIX has other utility for tasks scheduling called “at” but cron i

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