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Meaning of Android Studio error: Not annotated parameter overrides @NonNull parameter
I'm trying out Android Studio. Upon creating a new project and adding a default onSaveInstanceState method to the create MyActivity class, when I try to commit the code to Git, I get a strange error I don't understand. The code is this:
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Jump to matching XML tags in Vim
Vim % operator jumps to matching parentheses, comment ends and a few other things. It doesn't, however, match XML tags (or any other tag, to the best of my knowledge).
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LINQ OrderBy versus ThenBy
Can anyone explain what the difference is between:
4 Answers
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Why doesn't C# support the return of references?
I have read that .NET supports return of references, but C# doesn't. Is there a special reason? Why I can't do something like:
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Handling very large numbers in Python
I've been considering fast poker hand evaluation in Python. It occurred to me that one way to speed the process up would be to represent all the card faces and suits as prime numbers and multiply them together to represent the hands. To whit:
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How to secure RESTful web services?
I have to implement secure RESTful web services . I already did some research using Google but I'm stuck.
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anchor jumping by using javascript
...have a question that will be found very often. The problem is that nowhere can be found an explicit solution.
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How to pipe stdout while keeping it on screen ? (and not to a output file)
I would like to pipe standard output of a program while keeping it on screen.
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How does grep run so fast?
I am really amazed by the functionality of GREP in shell, earlier I used to use substring method in java but now I use GREP for it and it executes in a matter of seconds, it is blazingly faster than java code that I used to write.(according to my experience I might be wrong though)
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Is it bad practice to return from within a try catch finally block?
So I came across some code this morning that looked like this:
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