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What command means “do nothing” in a conditional in Bash?
Sometimes when making conditionals, I need the code to do nothing, e.g., here, I want Bash to do nothing when $a is greater than "10", print "1" if $a is less than "5", otherwise, print "2":
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How to negate a method reference predicate
In Java 8, you can use a method reference to filter a stream, for example:
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How to get a random value from dictionary in python
How can I get a random pair from a dict ? I'm making a game where you need to guess a capital of a country and I need questions to appear randomly.
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How can I make SQL case sensitive string comparison on MySQL?
I have a function that returns five characters with mixed case. If I do a query on this string it will return the value regardless of case.
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What are the file limits in Git (number and size)?
Does anyone know what are the Git limits for number of files and size of files?
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Difference between Static and final?
I'm always confused between static and final keywords in java .
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Why are arrays covariant but generics are invariant?
From Effective Java by Joshua Bloch,
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How to check if a map contains a key in Go?
I know I can iterate over a map m by,
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Setting variable to NULL after free
In my company there is a coding rule that says, after freeing any memory, reset the variable to NULL . For example ...
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Why does “split” on an empty string return a non-empty array?
Split on an empty string returns an array of size 1 :
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