Linux Resources

Install Audacity Audio Editor on Ubuntu 20.04

This article covers the different methods to install Audacity audio editor in ubuntu OS. In fact, Audacity is an easy-to-use, multi-track audio editor and recorder for Windows, Mac OS X, GNU/Linux, and other operating systems.

How to Uninstall Audacity audio editor ?

To remove the PPA repository, launch Software & Updates utility and remove relevant line under 'Other Software' tab. Or simply run command in terminal:

$ sudo add-apt-repository --remove ppa:ubuntuhandbook1/audacity

How to remove Audacity audio software from Linux ?

To remove Audacity audio software, either use system package manager or run command in terminal:

$ sudo apt-get remove --autoremove audacity audacity-data

Create a Backup ISO File using Mkisofs in Linux Mint 20

This article covers how you can create a backup ISO file in Linux Mint 20 using Mkisofs. After installing this tool on your system, you can create backups of any desired files very conveniently.

The basic syntax of Mkisofs command is: $ mkisofs -o [filename.iso] [ directory_path]

Install Grafana on Linux Mint 20

This article covers how you can easily install Grafana on a Linux Mint 20 system. In fact, Grafana is capable of producing extremely fascinating charts and graphs with ability to manage and create your own dashboard for your apps or infrastructure performance monitoring.

Alias Command in Linux - With Examples

This article covers how to create aliases and use the alias command in Linux. In fact, the alias command instructs the shell to replace one string with another when executing commands. Aliases are used to customize the shell session interface. Using alias, frequently-used commands can be invoked using a different, preferred term; and complex or commonly-used options can be used as the defaults for a given command.

What does Web 3.0 mean ?

This article covers what Web 3.0 is, its features, and future. In fact, Web 3.0 is slated to be the new paradigm in web interaction and will mark a fundamental change in how developers create websites. Simply put, web 3.0 is the new phase of the internet’s evolution. The changes that web 3.0 is bringing to the internet is going to take it to a whole new level. Computer scientists and Internet experts believe that these changes are going to make the internet smarter and our lives easier.

Properties of Web 3.0:

  • Semantic Web.
  • Artificial Intelligence.
  • 3D Graphics.
  • Ubiquitous.

Advantages of the Web 3.0:

  • Increased information linking: Semantic web will help in the connectivity of online data.
  • Efficient searching.
  • Better marketing.
  • More efficient web browsing.
  • Effective communication.
  • Change human interaction.

Display Asterisks While Typing Sudo Password in Linux (Ubuntu and CentOS Example)

This article covers how to show an asterisk as visual feedback while typing sudo password. Try once on Ubuntu or Centos by doing small changes on the file on /etc/sudoers file. 

To Show Asterisks While Typing Sudo Password in Linux, simply edit the /etc/sudoers file and add pwfeedback. This makes the asterisks visible when the password is entered. After the file is edited and saved, we type reset command for the effect to take place.

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