Node.js Express : Insert JSON from POST request into MongoDB

A simple web app created with Node.js and Express framework to retrieve JSON data from a POST request and insert that in to a MongoDB collection.

Windows 10 IoT Blinky background app in VB.NET

In this tutorial we create the blinky app in VB.NET that run as background service in Raspberry Pi 2 or 3, MinnowBoard Max or DragonBoard

How to reverse a string in C

This is a C program to reverse a string without using library functions

PowerShell script for incremental backup using modified time

PowerShell script to take incremental backups. Only files modified in the last N days will be copied while creating the necessary folder structures

VB.Net : Prevent user entering text not in a combobox list

How to prevent users from entering text in a combobox that does not exist in the dropdown list.

How to configure network interfaces in CentOS

How to configure network interfaces in CentOS, RedHat and Fedora Linux distributions

C program to write a string to text file

This is a C program to write a string to a text file

Threads in Java : Create, start and run with examples

Two different ways of creating threads in Java - Subclass method and Runnable Interface method with examples

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.

Relocating and Renaming Datafiles in a Oracle Tablespace

This article explains how to relocate or rename the datafiles of a Oracle tablespace in a few easy steps