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How to do Mercurial's 'hg remove' for all missing files?
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answered Mar 9 '10 at 20:35
mfperzelmfperzel
4,69511 gold badge1414 silver badges1313 bronze badges
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Reset PHP Array Index
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253
The array_values() function [docs] does that:
$a = array(
3 => "Hello",
7 => "M...
Ruby on Rails: How do you add add zeros in front of a number if it's under 10?
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142
Did you mean sprintf '%02d', n?
irb(main):003:0> sprintf '%02d', 1
=> "01"
irb(main):004:...
SQL standard to escape column names?
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edited Oct 22 '18 at 3:27
Basil Bourque
186k5757 gold badges571571 silver badges804804 bronze badges
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AngularJS toggle class using ng-class
...Scroll, 'icon-autoscroll-disabled': !autoScroll}"></i>
Solution 2:
<i ng-class="{true: 'icon-autoscroll', false: 'icon-autoscroll-disabled'}[autoScroll]"></i>
Solution 3 (angular v.1.1.4+ introduced support for ternary operator):
<i ng-class="autoScroll ? 'icon-autoscro...
What's the meaning of Base SDK, iOS deployment target, Target, and Project in xcode
...cept that base sdk >= deployment target.
You specify build settings on 2 levels as each project can have multiple targets and you might not want the same settings for all targets. The project-level settings override the default settings and the target-level settings override the project-level s...
How would you compare jQuery objects?
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answered Mar 13 '10 at 2:01
Christian C. SalvadóChristian C. Salvadó
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How to use a different version of python during NPM install?
I have terminal access to a VPS running centos 5.9 and default python 2.4.3 installed. I also installed python 2.7.3 via these commands: (I used make altinstall instead of make install )
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How to make the 'cut' command treat same sequental delimiters as one?
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552
Try:
tr -s ' ' <text.txt | cut -d ' ' -f4
From the tr man page:
-s, --squeeze-repeats ...
Set operations (union, intersection) on Swift array?
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Yes, Swift has the Set class.
let array1 = ["a", "b", "c"]
let array2 = ["a", "b", "d"]
let set1:Set<String> = Set(array1)
let set2:Set<String> = Set(array2)
Swift 3.0+ can do operations on sets as:
firstSet.union(secondSet)// Union of two sets
firstSet.intersection(secondSet)...