Resolved : Failure [INSTALL_FAILED_TEST_ONLY: installPackageLI]

If you are trying to install some android application which is not downloaded from Android Playstore but … Read more

How to upload file / image using CURL command line ?

curl

If you want to upload some file or image from ubuntu curl command line utility, its very … Read more

What is JSON and Understanding JSON syntax with simple example

JSON (JavaScript Object Notation) is a lightweight data-interchange format. It is easy for humans to read and … Read more

Memory layout / Address space of variables in C program

Following is the program which details the simple memory layout of the c program. As we can … Read more

Linux Kernel module to reboot the system using emergency_restart API

The following kernel module calls emergency_restart function from linux kernel to reboot the device / platform. This … Read more

Identify all devices in a network using nmap and ARP scan

To identify which all devices are connected to your Router in Wireless network, we can use nmap … Read more