You can use WebExtensions API to extend the browser’s built-in developer tools. Today I will show you how to test the web extensions-examples from GitHub.

The next steps are to run it with the Firefox browser: open Firefox browser; enter about:debugging in the URL bar; use click on the… Continue Reading WebExtensions API – Load an extension in Firefox browser.

The youtube is a web platform, see Wikipedia YouTube, where you can watch videos that are made by YouTubers or users. There are so many videos on this web platform. These videos are sorted by different categories, see these examples: -vlogs: https://www.youtube.com/watch?v=yJB0P9YgPj0; -draw my life: https://www.youtube.com/watch?v=mXO44v7N70E; -crazy: https://www.youtube.com/watch?v=X3OCbH-JKBM; -games: https://www.youtube.com/watch?v=RSqU3NX-A_s; -tutorials: https://www.youtube.com/watch?v=S04_GgNz4R8; In this… Continue Reading About YouTube : Platforms – part 1.

Mad City is a minigame on ROBLOX where you can be policeman, prisoner, and hero. In this minigame is a level reward where you can get skins, vehicles and more. In this game, you can choose the power of good or power of evil. You can be a villain but… Continue Reading Games : About Mad City ROBLOX mini-game.

Open a new spreadsheet with a Sheet named Sheet3, then a new script. This will require a new project. Also, you can run it with an old project. Use this function to add a blue color on each empty cell selected by your mouse in the Sheet3. You can see… Continue Reading Google Apps Script – change color – part 027.

Slicers in Google Sheets are a powerful new way to filter data. Add some data into your spreadsheet and insert a Pivot Table: Data then Pivot Table. Now you can show property types of cells. At the top menu on spreadsheet, click on Data and then Slicer. This will be… Continue Reading Web – New feature on Google spreadsheet named Slicer.

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