iOS build X Code versions and supported sdks

 The page below lists different X Code versions and corresponding SDKs. This information is necessary when using X Code build task in DevOps

https://github.com/actions/virtual-environments/blob/main/images/macos/macos-10.15-Readme.md

Sign Android apps using upload_cert.der from Google Play Console

To publish an android app on production track, it needs to be signed with the right key. Google can automatically manage signing key in the play console for. But we also need to import the key used by google in our local keystore where android studio is generating the apk file.

http://tigar.nl/2018/05/15/android-app-signing/

 

Owin Basic Authentication

 https://www.scottbrady91.com/Katana/OWIN-Basic-Authentication

Support HTTP Options with EnableCors

 I found this interesting blog explaining options method support with EnableCors

https://blogs.msmvps.com/kenlin/2018/01/18/2694/