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IntelliJ IDEA jump from interface to implementing class in Java
...LT + B. You will need to move your cursor to the interface name before invoking the shortcut. I'm not sure what's the shortcut in PC, for if you right click the interface name -> "Go To" -> "Implementations"... the shortcut is listed there.
In PC, it is CTRL + ALT + B: JetBrains navigation do...
Printing the correct number of decimal points with cout
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ismail
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answered May 6 '11 at 5:18
beduinbeduin
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What does the “map” method do in Ruby?
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The map method takes an enumerable object and a block, and runs the block for each element, outputting each returned value from the block (the original object is unchanged unless you use map!):
[1, 2, 3].map { |n| n * n } #=> [1, 4, 9]
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What is the default initialization of an array in Java?
...derlying memory when allocating local variables (this allows efficient stack operations if needed) so to avoid random values the Java Language Specification requires local variables to be initialized.
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How do I change the default author and committer in the Eclipse Git plugin?
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Click Window > Preferences > Team > Git > Configuration
Click Add Entry and enter the key value pairs:
Key: user.name
Value: YourUsernameHere
And
Key: user.email
Value: YourEmailHere
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Sankey Diagrams in R?
I am trying to visualize my data flow with a Sankey Diagram in R.
10 Answers
10
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How to iterate over the keys and values in an object in CoffeeScript?
I have an object (an "associate array" so to say - also known as a plain JavaScript object):
4 Answers
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How to list all properties of a PowerShell object
When I look at the Win32_ComputerSystem class , it shows loads of properties like Status , PowerManagementCapabilities , etc. However, when in PowerShell I do the below I only get back a couple:
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Is using Random and OrderBy a good shuffle algorithm?
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It's not a way of shuffling that I like, mostly on the grounds that it's O(n log n) for no good reason when it's easy to implement an O(n) shuffle. The code in the question "works" by basically giving a random (hopefully unique!) number to each element, then ord...
Show a number to two decimal places
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CodemwnciCodemwnci
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