Linux

How to install Mechvibes on Ubuntu – Activate Mechanical keyboard Sound on Your System

Post last modified:April 13, 2020
Post category:Linux
Post author:Manikandan

Mechvibes is a free and open source mechanical keyboard sound emulator for Linux, Mac and Windows. Using this your create and play mechanical keyboard key pressing sound on your system while you type on your laptop or non mechanical keyboard. It if you love and miss your old mechanical keyboard then this app is for you. It comes with build-in editor to create and edit the keyboard sounds. In the sound editor you can edit by select on screen and edit on key list modes and define the keyswith single sound file and multiple sound files. You can also download more sound packs and share your own sound pack.

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How to install Sourcetrail on Ubuntu – Free Source Explorer

Post last modified:April 2, 2020
Post category:Linux
Post author:Manikandan

Sourcetrail is a free and open source source explorer Windows, macOS and Linux. Using this you can explore your source or any unfamiliar source code easily. It is a offline source explorer so no need to connect internet and your code is safe. It provides total overview and details of the source code by combining an interactive dependency graph and in a concise code view. It also comes with a code search, indexing the code and build in code analyzer.Currently it supports C, C++, Java and Python and you can sync it with your favorite code editor like Atom, Eclipse, Emacs, IntelliJ IDEA, Qt Creator, Sublime Text, Vim, Visual Studio Code via plugin.

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How to install Shortwave on Ubuntu – Internet Radio Player

Post last modified:April 1, 2020
Post category:Linux
Post author:Manikandan

Shortwave is a free and open source internet radio player for Linux. Using this you can discover and listen your favorite internet radio stations on your desktop. It uses radio-browser. info’s community stations database and released under GNU General Public License v3 license. It comes with automatic songs recognition and save them individually in your app. You can play shortwave audio on supported network devices like Google Chromecasts support. It also comes with Gradio support to import stations.

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How to install CudaText on Ubuntu – Open Source Code Editor

Post last modified:March 31, 2020
Post category:Linux
Post author:Manikandan

CudaText is a free and open source code editor for Windows, macOS, BDS and Linux. It comes with minimap and micromap support, syntax highlight, code tree, code folding and command palette with fuzzy matching. Some other important features are Find/Replace with regular expressions, Multi-carets and multi-selections and plugins support. You can configure CudaText in JSON format. It is released in MPL 2.0 license.

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How to install Howl on Ubuntu – lightweight Keyboard centric Text Editor

Post last modified:March 30, 2020
Post category:Linux
Post author:Manikandan

Howl is a free and open source text editor for Linux and BSD. It is a general purpose text editor and support may languages and formats. It is very lightweight and comes with a minimalistic user interface without any dialogue boxes, tool bars and a menu bar. It is a Keyboard centric text oriented UI editor. It is released under the MIT license and built on GTK and LuaJIT runtime. You can extend it via Lua or Moonscript. Some of its features are buffers, modes, singnal, key binding and command line support.

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How to install Arduino IDE on Ubuntu – Arduino boards

Post last modified:March 29, 2020
Post category:Linux
Post author:Manikandan

Arduino IDE is a free and open source integrated development environment for Windows, MacOS and Linux. Using this you can write code and upload it to the Arduino board. It supports all available Arduino boards. Arduino is a electronics platform based on hardware and software. Using Arduino programming language Arduino IDE, you can command Arduino boards like turning a motor, LED and publishing online like tasks. It is released under GNU general public license Version 2 license.

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How to install electerm on Ubuntu – Terminal, file manager, ssh, sftp client

Post last modified:March 27, 2020
Post category:Linux
Post author:Manikandan

Electerm is a free and open source Terminal, ssh, sftp client for Linux, MacOS and Windows. You can use this as a terminal app, File manager, ssh client and sftp client. It is released under MIT license and it is based on electron framework, ssh2, node-pty, xterm, antd and subx library. It comes with serial port and quick command support. You can edit remote and local files with the build in editor. Some other features are sync support, Zmodem(rz, sz) support and proxy support.

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How to install desktop colorpicker app on Ubuntu – Best Color Picker Software

Post last modified:March 26, 2020
Post category:Linux
Post author:Manikandan

Colorpicker is a free and open source desktop application from developer Antoine Olivier for Linux, MacOS and Windows. It looks simple but a powerful color picker application. It is build with Electron framework. Using this you can pick color from anywhere from your pc screen. It comes with pin feature to pin this app in to the foreground for easy use. It also comes with Colorsbook option to store your colors like a color manager. Some other features are opacity for application transparent, focus mode, magic Color and show a random color. It is released under GNU General Public License v3.0 license. Some other similar color picker tool are Pick and Color Picker tool.

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How to install GDM, SDDM & LightDM Display Manager on Fedora

Post last modified:March 25, 2020
Post category:Linux
Post author:Manikandan

Display manager is a graphical login manager or greeter which starts a login session and display server when you successfully enters a valid username and password. Fedora gnome comes with GDM display manager. And Fedora spins like Fedora Kde with SDDM, Fedora XFCE and Mate comes with LightDM Display Manager. If you don’t like your current display manager then you can switch to other display manager easily in Fedora. Follow the below steps to install and set the Display Managers on Fedora.

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How to fix and solve “is not in the sudoers file. This incident will be reported.” error on Fedora RHEL CentOS Debian

Post last modified:March 24, 2020
Post category:Linux
Post author:Manikandan

When you try to run any command with sudo in Fedora, RHEL, CentOS or Debian and some other linux distro, then you will get below error.

USERNAME is not in the sudoers file. This incident will be reported.

Here USERNAME is your current active logged in username. Here my system username is “manikandan” and my error message,

manikandan is not in the sudoers file. This incident will be reported.

In Fedora, RHEL, CentOS or Debian and some other Linux distributions by default the regular user does not have an ability to execute commands with root privileges. In linux there are two common ways to execute commands as the root administrator privileges. You can do this by “su” and “sudo” commands. Here you can use the su with your root password. Like “su root”. But this is a not a good practice. But you can use the sudo command with your own user password. This can only be used by users who have been authorized by the administrator (root user). Using this you can access the system without sharing the password of the root user.

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