This post helps to compare two files in Notepad++. If some line is added, deleted, moved, or a line is changed, you can see the differences.

Learn how to create a drop-down list in Excel without or with color using conditional formatting and data validation rules.

Microsoft Excel adds Copilot AI to help fill in spreadsheet cells The new ‘COPILOT’ function uses AI to generate summaries, tags, tables, and more based on a group of cells.

According to the TIOBE Programming Community index, the following are the top 10 programming languages in August 2025. Python: A general-purpose programming language commonly used for back-end ...

How to calculate return on investment (ROI), the money an investment made relative to its cost, in Microsoft Excel.

Surround Sound is the dream home setup for every audiophile and cinema enthusiast, but should you aim to use DTS:X or Dolby Atmos for your setup?

By the conclusion of the trans-Atlantic slave trade at the end of the 19th century, Europeans had enslaved and transported more than 12.5 million Africans.

Washington, D.C. should be a symbol of pride and patriotism for the American people — and a safe location for tourists, residents, and public servants.