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How to Quickly Check your Ubuntu Version [Easy]

Check your Ubuntu Version

It’s important to stay up to date – both for security and compatibility reasons and because it’s always nice to have the latest features in your Linux Operating System. To find out which Linux distribution, and version of that distribution you’re using, use one of the below methods on both the server and desktop versions of Ubuntu based systems: Getting Your Ubuntu Version by reading from the /etc/issue file Type the following into your terminal to read the contents of the file /etc/issue into your terminal: cat /etc/issue You’ll get … Read more

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Debian vs Ubuntu Linux [Easy to Digest Comparison]

Debian vs Ubuntu

We know that Ubuntu Linux is based on the Debian Linux distribution and that because of that, they are similar in many ways – but which one should you use? As usual, it depends on your own preference and skill level. On the Desktop and the Server [Comparison] Here is a side-by-side look at each distribution, comparing some of the differences that will matter most to the user. Debian Ubuntu Stable, but without the latest features Based on the Debian testing branch, newer features A solid base operating system … Read more

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apt vs apt-get Commands – What’s the Difference?

apt vs apt get Commands

This guide explains the differences between apt and apt-get commands, so you can decide which one to use. Historically, you’ve probably installed software on Debian based Linux Operating Systems (like Ubuntu) using the apt-get command. More recently you’ve probably seen the apt command being used in its place in various places online, but with otherwise much the same syntax. For example: sudo apt-get install nano has the same effect as sudo apt install nano which is to install the nano text editor package on your system. So … Read more

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Guide: Install and Use Docker on Ubuntu 20.04

Install and Use Docker Ubuntu

This is an express tutorial on getting Docker up and running on Ubuntu 20.04 – Fast! Docker is a virtualization platform that has exploded in popularity due to its ease of use and low resource overheads. It is used to run applications inside containers, making them portable and easy to install – all of their dependencies and configuration can be kept separate even though they are being run on the same host – reducing the time it takes to configure your system and making sure applications … Read more

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How to Set Up Nginx HTTPs Reverse Proxy on Ubuntu

Set Up Nginx HTTPs Reverse Proxy on Ubuntu

This tutorial explains how to set up Nginx as an HTTPS reverse proxy on Linux Ubuntu, What is Nginx? Nginx is a popular web server, reverse proxy, load balancing, mail proxy, and HTTP caching software package which can be run on the Linux Operating System. It’s a very flexible web server and proxy solution and is an alternative to the Apache HTTP Server. What is a Proxy Server A proxy server acts as a relay between a client and a server at the client’s request. … Read more

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How to Install Ubuntu MATE 2020.10 on a Raspberry Pi (With Screenshots)

How to Install Ubuntu MATE 2020.10 on a Raspberry Pi

Ubuntu is (arguably) the most popular Linux distribution. Ubuntu MATE is a great, performance-conscious, lightweight Ubuntu-based distribution that is perfect for low-cost platforms like the Raspberry Pi where you may want to forgo some of the bells and whistles for better performance. If you’re just getting started learning Linux and programming you may not want to risk trying things out on your day-to-day computer (you might be worried about breaking it for work or school), a Raspberry Pi is a great way to experiment with … Read more

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Install nfdump and nfsen netflow tools in Linux

Monitoring (featured logo)

Using nfsen it is possible to view IP traffic statistics on Linux interfaces including the graphs showing data sent and received (see the screenshot to the right) as well as historical information about all data transfers. So after you’ve configured nfsen and nfdump to monitor traffic on certain Linux server or router you’ll be able to answer the following example questions: What IP was downloading data through 48161 last Wednesday? or How many bytes were sent to IP via 53 port from Linux server? … Read more

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How to monitor traffic at Cisco router using Linux (Netflow)

Cisco (featured logo)

By default Cisco IOS doesn’t provide any traffic monitoring tools like iftop or iptraff available in Linux. While there are lots of proprietary solutions for this purpose including Cisco Netflow Collection, you are free to choose nfdump and nfsen open source software to monitor traffic of one or many Cisco routers and get detailed monitoring data through your Linux command line or as graphs at absolutely no cost. Below is beginner’s guide that helps to quickly deploy netflow collector and visualizer under Linux and impress … Read more

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The easiest way to split and merge pdf files in Ubuntu

Ubuntu (featured logo)

The easiest way to split, merge or edit pdf files in Ubuntu is to use pdftk utility. This rather old (latest version was released in 2006) but still simple and powerful program can be installed in Ubuntu (Debian or any deb-family Linux distribution) by the following command in terminal: sudo aptitude install pdftk (if you run Fedora, RedHat or CentOS use this one: sudo yum install pdftk) Split large pdf into many one-page files: pdftk largepdfile.pdf burst (as the result you will get many small … Read more

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Split huge files in Ubuntu or any other Linux distro

Ubuntu (featured logo)

Recently I’ve bought WD TV media player for streaming full HD movies (primarily in 1080p resolution) to my home TV from external storage like usb HDD or ipod classic. You might already know that size of average HD movie rip is more than 4GB (e.g. full HD Avatar movie image is literally 21 GB mkv file) so it’s just impossible to store such huge files on any FAT32 formatted HDD or ipod. My ipod classic 160 GB is windows formatted so it uses FAT32 filesystem … Read more