How to install Gerrit on Linux / Ubuntu

Gerrit is a free, web-based team code collaboration tool. Software developers in a team can review each other’s modifications on their source code using a Web browser and approve or reject those changes. It integrates closely with Git, a distributed version control system. Wikipedia In this post we will show, how to install Gerrit Linux distros … Read more

Keyboard shortcuts for Cut, Copy and Paste in Vim Editor

In Last post “VIM : How to create a file and write contents using vim editor” we created a filename.c , Lets work on this same file to cut, copy and paste some lines / text as below. Cut and paste Position the cursor where you want to begin cutting. Press v to select characters, … Read more

Setting up Ubuntu development machine for Yocto

The Yocto Project is an open-source collaboration project whose focus is developers of embedded Linux systems. Among other things, the Yocto Project uses a build host based on the OpenEmbedded (OE) project, which uses the BitBake tool, to construct complete Linux images. The BitBake and OE components combine together to form a reference build host, … Read more

How to install docker on 32 bit Ubuntu ?

If you want to install docker on ubuntu, follow below procedure, Above two commands will install docker on 32 bit ubuntu and start the container, we can check the status as, If we want to start the docker container using container Id, execute the following command, where, acac0f429e2e is a docker container ID, as seen … Read more

How to Install Flutter on Ubuntu Linux ?

Flutter is a new way to build high-performance, cross-platform mobile apps. If you are new to Flutter, you may first read the more information about flutter at What is Flutter and Flutter Engine ? and you can find lot of other related articles about flutter at HERE Now, lets get back to action, and install … Read more

How to resolve error : dtc: command not found

When trying to compile uboot on Ubuntu, we seen the following error, From the error it looks like we are unable to find “dtc” command, which actually is a “device tree compiler” So, we need to install it on ubuntu as, Now, lets verify that dtc is now installed,

Flutter not detecting device / “flutter devices” No devices detected

If we tried to run “flutter devices” command to identify make sure we are ready to connect our device with flutter for deploying our applications, it returned as, If you are setting up Flutter development environment on Ubuntu, and as mentioned in documentation, you will need to verify that everything is fine with command “flutter … Read more

Emulate RaspberryPi 2 on Ubuntu 20.04 using qemu


We need to compile recent qemu source code since it has added support for Raspberry Pi, to do that, follow below steps, You can download the latest Raspbian image from Above command will create 2020-02-13-raspbian-buster-lite.img Now, lets copy kernel image, dtb and command line information from the first partition of the 2020-02-13-raspbian-buster-lite.img as, With … Read more

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