Cutting videos based on start and end time using ffmpeg

As we have seen in our previous post, “Convert different video formats (AVI to mp4) using handbrake on Ubuntu” we used handbrake tool to convert one video format to another format, in this post we will describe steps for how you can cut/trim/slice/split the video for certain duration by mentioning “Start Time” from where we … Read more

How To Clear Shell History In Ubuntu Linux ?

When you type something on linux shell, by default Linux save the commands what you type as history to “~/.bash_history” or /home/username/.bash_history file so that you can easily check what you have typed previously using “history” command. As you can see, we just showed last output of “history” command. You can use only “history” without … Read more

How to Switch between Multiple Java Versions in Linux ?

If you have installed multiple JDK on ubuntu and sometimes you might need to change the version of installed JAVA to get few things working with one version and few other things working with another version of JAVA. Lets first identify which all JDK are installed on your Ubuntu, this can be done using “update-java-alternatives … Read more

How to play raw PCM voice/audio files using ffplay on Ubuntu ?

The microphones in Android or other mobile devices captures raw PCM sample with certain bit rate and sampling rates, but if we decides to save this captured audio pcm samples, we will not be able to play those as is using standard media players. If we want to play those pcm using standard media players, … Read more

How to identify IP Address’s of all devices in a network ?

Sometimes someone from within your network starts consuming lot of bandwidth and you just needed to identify how many devices are connected to your network / WiFi. You can easily do it by logging into your router admin panel but what if you don’t have permissions to access the router panel. In the above scenario, … Read more

How to install Chromium depot_tools on Ubuntu / Linux ?

Chromium depot_tools are the git extensions, which gives additional features. The Chromium depot_tools suite contains many git workflow-enhancing tools which are designed to work together to enable anyone to wrangle the Chromium codebase expertly Follow below steps to install depot_tools on 64 bit Ubuntu 18.04 , same should also work on other versions of Ubuntu … Read more

How to install Inkscape on Ubuntu Linux ?


Inkscape is a free and open-source vector graphics editor. This software can be used to create or edit vector graphics such as illustrations, diagrams, line arts, charts, logos and complex paintings. Inkscape’s primary vector graphics format is Scalable Vector Graphics (SVG); however, many other formats can be imported and exported. If you want to install Inkscape on Ubuntu, use … Read more

Create a bootable USB pen drive on Ubuntu

The first step to install Ubuntu on your laptop/desktop is for us to create the bootable pendrive which contains the Ubuntu operating system required for installing Ubuntu. Download the required iso from , recent versions of Ubuntu is 21.10 Now, connect the pen drive you want to format to create bootable disk to install … Read more