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How to empty (“truncate”) a file on linux that already exists and is protected in someway?
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@Jarmund - because the user has noclobber set, >file does not work.
– R Samuel Klatchko
May 16 '13 at 0:03
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Regular expression to extract text between square brackets
...ve checked it and it works. It will not work however in environments which does not support lookbehinds like Javascript. Maybe that is yours case?
– Adam Moszczyński
Feb 11 '15 at 6:21
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Does Dart support enumerations?
Does Dart support enumerations? For instance:
7 Answers
7
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Why does Eclipse automatically add appcompat v7 library support whenever I create a new project?
Why does Eclipse automatically add appcompat v7 library support whenever I create a new project?
10 Answers
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What does `kill -0 $pid` in a shell script do?
Basically, what signal does '0' represent, because here I see SIGNAL numbers starting from 1.
6 Answers
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How to find the 'sizeof' (a pointer pointing to an array)?
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No, you can't. The compiler doesn't know what the pointer is pointing to. There are tricks, like ending the array with a known out-of-band value and then counting the size up until that value, but that's not using sizeof().
Another trick is the one ...
How to create a private class method?
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private doesn't seem to work if you are defining a method on an explicit object (in your case self). You can use private_class_method to define class methods as private (or like you described).
class Person
def self.get_name
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PHP: How to send HTTP response code?
...-PHP-Response-Code: 404', true, 404);
I recommend the 2nd one. The first does work on all browsers I have tested, but some minor browsers or web crawlers may have a problem with a header line that only contains a colon. The header field name in the 2nd. variant is of course not standardized in any...
What does the “Just” syntax mean in Haskell?
I have scoured the internet for an actual explanation of what this keyword does. Every Haskell tutorial that I have looked at just starts using it randomly and never explains what it does (and I've looked at many).
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What does `:_*` (colon underscore star) do in Scala?
...uence to be used as the input to the constructor.
Happy coding.
1 This doesn't have a cutesy-name in the SLS, but here are the details. The important thing to get is that it changes how Scala binds the arguments to the method with repeated parameters (as denoted with Node* above).
The _* type a...