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Collect successive pairs from a stream
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My StreamEx library which extends standard streams provides a pairMap method for all stream types. For primitive streams it does not change the stream type, but can be used to make some calculations. Most common usage is to calculate differences:
int[] pairwis...
Visual Studio 2013 doesn't discover unit tests
...isual studio 2013 that is composed by one web project, one library project and one unit test project. When I open the solution and try to run the unit tests they are not discover by visual studio. To run the tests I try to go to the menu and choose Test -> Run -> Run all tests or by opening the test...
How do I check if an array includes a value in JavaScript?
What is the most concise and efficient way to find out if a JavaScript array contains a value?
54 Answers
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Changing the color of the axis, ticks and labels for a plot in matplotlib
I'd like to Change the color of the axis, as well as ticks and value-labels for a plot I did using matplotlib an PyQt.
3 An...
Comparing boxed Long values 127 and 128
...s this:
true
false
For the 127L value, since both references (val1 and val2) point to the same object instance in memory (cached), it returns true.
On the other hand, for the 128 value, since there is no instance for it cached in memory, a new one is created for any new assignments for boxe...
“implements Runnable” vs “extends Thread” in Java
...purer" way to go.
In practical terms, it means you can implement Runnable and extend from another class as well.
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When to use self over $this?
In PHP 5, what is the difference between using self and $this ?
23 Answers
23
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How can I redirect the output of the “time” command?
I tried to redirect the output of the time command, but I couldn't:
7 Answers
7
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Can you supply arguments to the map(&:method) syntax in Ruby?
You're probably familiar with the following Ruby shorthand ( a is an array):
7 Answers
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Root user/sudo equivalent in Cygwin?
...r on SuperUser:
I found the answer on the Cygwin mailing list. To run command with elevated privileges in Cygwin, precede the command with cygstart --action=runas like this:
$ cygstart --action=runas command
This will open a Windows dialogue box asking for the Admin password and run the command ...