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What does “#define _GNU_SOURCE” imply?
Today I had to use the basename() function, and the man 3 basename ( here ) gave me some strange message:
4 Answers
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How to understand nil vs. empty vs. blank in Ruby
...dly looking for a clear definition of the differences of nil? , blank? , and empty? in Ruby on Rails. Here's the closest I've come:
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How to remove an element from an array in Swift
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Notes
The above methods modify the array in place (except for filter) and return the element that was removed.
Swift Guide to Map Filter Reduce
If you don't want to modify the original array, you can use dropFirst or dropLast to create a new array.
Updated to Swift 5.2
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What are fixtures in programming?
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The purpose of a test fixture is to ensure that there is a well known
and fixed environment in which tests are run so that results are
repeatable. Some people call this the test context.
Examples of fixtures:
Loading a database with a specific, known set of data
Erasing a hard ...
Remove characters after specific character in string, then remove substring?
I feel kind of dumb posting this when this seems kind of simple and there are tons of questions on strings/characters/regex, but I couldn't find quite what I needed (except in another language: Remove All Text After Certain Point ).
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Necessary to add link tag for favicon.ico?
...l="icon" href="/favicon.ico?v=1.1">
Favicons are very heavily cached and this a great way to ensure a refresh.
Footnote about default location:
As far as the first bit of the question: all modern browsers would detect a favicon at the default location, so that's not a reason to use a link f...
How to set xlim and ylim for a subplot in matplotlib [duplicate]
I would like to limit the X and Y axis in matplotlib but for a speific subplot. As I can see
subplot figure itself doesn't have any axis property. I want for example to change only the limits for the second plot!
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prototype based vs. class based inheritance
In JavaScript, every object is at the same time an instance and a class. To do inheritance, you can use any object instance as a prototype.
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How to get the PATH environment-variable separator in Python?
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If, like me, you didn't read the body of this question and just went by the title, you'll think this is the character that separates elements of a filesystem path (forward slash on Linux and MacOSX, backslash on Windows). It's not, it the character that separates elements of a s...
How do I verify a method was called exactly once with Moq?
...m.
Between - Specifies that a mocked method should be invoked between from and to times.
Exactly - Specifies that a mocked method should be invoked exactly times times.
Never - Specifies that a mocked method should not be invoked.
Once - Specifies that a mocked method should be invoked exactly one t...