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Select count(*) from multiple tables
How can I select count(*) from two different tables (call them tab1 and tab2 ) having as result:
18 Answers
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Automatic counter in Ruby for each?
I want to use a for-each and a counter:
8 Answers
8
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How can I generate Javadoc comments in Eclipse? [duplicate]
...slike seeing Javadoc comments in source code that have been auto-generated and have not been updated with real content. As far as I am concerned, such javadocs are nothing more than a waste of screen space.
IMO, it is much much better to generate the Javadoc comment skeletons one by one as you are...
Java: Static Class?
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Private constructor and static methods on a class marked as final.
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How to get Android crash logs?
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If your app is being downloaded by other people and crashing on remote devices, you may want to look into an Android error reporting library (referenced in this SO post). If it's just on your own local device, you can use LogCat. Even if the device wasn't connected to a ...
How to break out of a loop from inside a switch?
...plies that it loops forever.
Code within the loop must be read to understand the terminating clause.
Loops that repeat forever prevent the user from terminating the program from within the program.
Is inefficient.
There are multiple loop termination conditions, including checking for "true".
I...
How to make a programme continue to run after log out from ssh? [duplicate]
...t over ssh.
I want it to continue to run after I logout,is this possible and how would I achieve this?
6 Answers
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How to remove all characters after a specific character in python?
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Split on your separator at most once, and take the first piece:
sep = '...'
rest = text.split(sep, 1)[0]
You didn't say what should happen if the separator isn't present. Both this and Alex's solution will return the entire string in that case.
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Best exception for an invalid generic type argument
...lass might
implement only a subset of the methods
from the base class, and throw
NotSupportedException for the
unsupported methods.
Of course, there's a way in which NotSupportedException is obviously good enough, especially given its common-sense meaning. Having said that, I'm not sure if...
How can “while (i == i) ;” be a non-infinite loop in a single threaded application?
...d in the Java Language Specification under "Floating-Point Types, Formats, and Values":
NaN is unordered, so the numerical
comparison operators <, <=, >, and >=
return false if either or both
operands are NaN. The
equality operator == returns false if
either operand is NaN,...