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How do I use CMake?
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edited Jan 25 '19 at 13:56
answered Oct 22 '11 at 12:53
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Run class in Jar file
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258
Use java -cp myjar.jar com.mypackage.myClass.
If the class is not in a package then simply j...
AngularJS toggle class using ng-class
...n support details.
– TaeKwonJoe
Feb 25 '17 at 20:34
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What is Prefix.pch file in Xcode?
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25
What is Prefix.pch file?
A .pch is a Pre-Compiled Header.
In the C and C++ programming langua...
Add number of days to a date
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251
This should be
echo date('Y-m-d', strtotime("+30 days"));
strtotime
expects to be give...
Bootstrap 3 - Why is row class is wider than its container?
... .container-fluid was also suggested here: stackoverflow.com/a/23616447/5272567
– Matthias
Feb 2 '17 at 15:28
works, t...
How do I get the last four characters from a string in C#?
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– George Duckett
Jun 20 '11 at 15:25
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+1 because i think yours is slightly more readable than ...
How to get exit code when using Python subprocess communicate method?
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.communicate() already waits for the subprocess to terminate.
– Mechanical snail
Aug 21 '13 at 7:10
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Mapping enum to string in hibernate
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answered Sep 25 at 4:47
Braian CoronelBraian Coronel
14.6k33 gold badges2121 silver badges2828 bronze badges
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Better way to sum a property value in an array
... description: 'Child', Amount: 35},
{ description: 'Infant', Amount: 25 },
]);
console.log(traveler.sum('Amount')); //~> 235
Original Answer
Since it is an array you could add a function to the Array prototype.
traveler = [
{ description: 'Senior', Amount: 50},
{ description:...