LINQ insert update delete - LINQ to SQL - ASP.NET C#

 https://www.c-sharpcorner.com/UploadFile/3d39b4/simple-select-insert-update-and-delete-using-linq-to-sql/

How to connect mobile internet with bluetooth to Desktop or Laptop - Bluetooth tethering

 >First enable and pair mobile and computer bluetooth

>Go to setting in mobile and Go to hotspot and tethering

>Than enable Bluetooth tethering

>Now go to computer and right click on bluetooth icon in icon tray

> Click on Join a personal area network

>Right click on bluetooth device and click on connect using access point.

How to enable or disable microphone in windows - google meet or another software

 > In the right corner of taskbar

> Right click on speaker settings

>Click on Open sound settigns

>Click on manage sound devices under (Test your microphone)

>Click on microphone (enable or disable)

How to create new user - new account in Window 10

 > Go to control panel

> Go to User accounts

>Click on manage another account

>Click on Add a new user in PC setting

>Click on Add some one else on this PC

> Give the name , password and security questions

> If it asks for phone number etc just skip(I don't have the person information and Click on Add a new user without a microsoft account)

Google API - API Key - API code in different languages - How to create api key

 https://github.com/youtube/api-samples

https://developers.google.com/youtube/v3/docs/?apix=true

Go to credentials menu and there you can create API key.