Setup Wifi on Rapberry Pi from command line

How to setup and configure USB WiFi adapter on Raspberry Pi running Raspbian. Connnecting raspberry pi to a wifi network.

Managing packages in Raspberry Pi using APT

How to install, remove, update and list packages using Advance Packaging Tool (apt) on a Raspberry Pi computer running Raspbian OS.

How to reset the root the password in Centos

If you have forgotten the root password on CentOS or other RHEL based Linux distributions, you can reset it easily in a few steps

How to setup auto login on Windows 10

How to automatically login to a Windows 10 PC which is on workgroup or domain

Verify Apache, PHP, MySQL versions already installed

Commands and procedures to check which version of Apache, PHP and MySQL that is running.

Customizing the lock screen in Window 10

How to customize lock screen in Windows 10. You'll also find instructions on how to disable the lock screen.

Manually install and check Apache, PHP, MySQL on Windows

How to manually install Apache, PHP and MySQL on a Windows PC. Also explains testing, verification and troubleshooting the install

Python program to recursively list files and directories

Python program to recursively list directories, subdirectories and files in a directory tree

Change network type from Public to Private in Windows 10

How to change a network location from Public to Private or Private to Public in Windows 10 in a few easy steps

How to read and write Excel files in Java

Here is a Java program that demonstrates how to read and write Excel files using the Apache POI HSSF library