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Static Classes In Java
...o instance methods can be called or instance fields accessed
Note that the compiler will not prevent you from declaring an instance (non-static) member. The issue will only show up if you attempt to call the instance member
Simple example per suggestions from above:
public class TestMyStaticClass...
Check if a string matches a regex in Bash script
...ate =~ ^regex$ ]] && echo "matched" || echo "did not match"
where commands after && are executed if the test is successful, and commands after || are executed if the test is unsuccessful.
Note this is based on the solution by Aleks-Daniel Jakimenko in User input date format verifica...
Should a retrieval method return 'null' or throw an exception when it can't produce the return value
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community wiki
Ken
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How to delete a stash created with git stash create?
... stash create. From the docs:
Create a stash entry (which is a regular commit object) and return its object name, without storing it anywhere in the ref namespace. This is intended to be useful for scripts. It is probably not the command you want to use; see "save" above.
Since nothing referen...
Can modules have properties the same way that objects can?
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Or versus OrElse
...ays attempt to evaluate both terms. When temp Is DBNull.Value, it can't be compared to zero, so it falls over.
You should use... well, whichever one makes sense.
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What's the best way of implementing a thread-safe Dictionary?
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Performance of Java matrix math libraries? [closed]
We are computing something whose runtime is bound by matrix operations. (Some details below if interested.) This experience prompted the following question:
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