C#9.0 Is Here: Dealing With Record Keyword Errors

Make sure you are ready for it! Today when I started to try out some of the features of C#9.0 I was immediately blocked by an error in Visual Studio 2019 (which I have been working with for a while now).

The new record keyword gave me an error :

Consistent Error Propagation and Handling in Java

Learn more about consistent error handling and propagation in Java.

Every application lives in the real world, and the real world is not perfect. So even the ideal, bug-free application is doomed to deal with errors from time to time.

The problem has existed since the birth of the first computer program, and software engineers invented many ways to deal with errors!

Demystifying Lambda in VPC and Its Confusing Error

Suddenly, my AWS Lambda function stopped working. Upon invocation, not a single line of code was executing, and I was just getting this error from the console:

"Calling the invoke API action failed with this message: Lambda was not able to access EC2's API using the Lambda Execution Role to set up the Lambda function."