I just followed MS ASP.NET Core Web API Tutorial and had some issues. After created an API and can successfully POST a json format string to this API, I would like to customize its application. The To...

I have the following query SELECT originaltimestamp, userid, YEAR(CAST(SUBSTR(originaltimestamp, 1, 10) AS date)) AS year, MONTH(CAST(SUBSTR(originaltimestamp, 1, 10) AS date)) AS mo...

I've been going through the K&R 2nd edition book and I've been stuck trying to get one of the examples to run properly. The code taken straight from chapter 5 in the book (with some random variabl...

When i run the app and log-in / or already logged in before closed app => "Null check operator used on a null value" error pops up and it goes away just in a second. I guess user going to...