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Safe (bounds-checked) array lookup in Swift, through optional bindings?
...ned to stumble on a nicer way of implementing this functionality:
Swift 3.2 and newer
extension Collection {
/// Returns the element at the specified index if it is within bounds, otherwise nil.
subscript (safe index: Index) -> Element? {
return indices.contains(index) ? self[i...
How can I configure the font size for the tree item in the package explorer in Eclipse?
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23 Answers
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Python argparse mutual exclusive group
... | [-b yyy -c zzz]], you'd have:
prog
command 1
-a: ...
command 2
-b: ...
-c: ...
To invoke with the first set of arguments:
prog command_1 -a xxxx
To invoke with the second set of arguments:
prog command_2 -b yyyy -c zzzz
You can also set the sub command arguments as posi...
How to maximize the browser window in Selenium WebDriver (Selenium 2) using C#?
Is there any way to maximize the browser window using WebDriver (Selenium 2) with C#?
28 Answers
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How do I install jmeter on a Mac?
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250
The easiest way to install it is using Homebrew:
brew install jmeter
Or if you need plugins...
PHP: How to remove specific element from an array?
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21 Answers
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How do I programmatically determine if there are uncommitted changes?
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297
UPDATE: the OP Daniel Stutzbach points out in the comments that this simple command git diff-i...
Can mustache iterate a top-level array?
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answered Apr 4 '12 at 15:15
Dan JordanDan Jordan
1,83011 gold badge1212 silver badges66 bronze badges
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Best way to parse command-line parameters? [closed]
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26 Answers
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use Winmerge inside of Git to file diff
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Update June 2015, 6 years later:
As detailed in "git mergetool winmerge", a simple git config diff.tool winmerge will be enough.
Git 2.5+ (Q2, 2015) is now aware of Winmerge as a diff or merge tool!
Original answer (2009-2012)
(msy...