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Is Ruby pass by reference or by value?
...en I perform a save on the @user object I lose the errors that were initially stored in the lang_errors variable.
13 An...
IntelliJ does not show 'Class' when we right click and select 'New'
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Also, intellj-idea automatically recognize folder as source root when we have structure in such way: src/main/java
– zkvarz
Nov 2 '16 at 14:26
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How to remove element from an array in JavaScript?
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For a more flexible solution, use the splice() function. It allows you to remove any item in an Array based on Index Value:
var indexToRemove = 0;
var numberToRemove = 1;
arr.splice(indexToRemove, numberToRemove);
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Is there an eval() function in Java? [duplicate]
...to do some math seems like a huge waste. But you're right, it works, especially if efficiency isn't a priority.
– Sasha Chedygov
Apr 9 '10 at 4:21
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Get Specific Columns Using “With()” Function in Laravel Eloquent
...n this case) needs to be the first param in the
$query->select() to actually retrieve the necessary results.*
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Java variable number or arguments for a method
Is it possible to declare a method that will allow a variable number of parameters ?
6 Answers
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Change Canvas.Left property in code behind?
... @JaredPar: at a guess I would say that since SetLeft is specifically a method of Canvas it understands what types it would make sense give a Left property to. It deems this to be UIElement, this perhaps increases the detection of faulty code where accidentally the wrong variable is passe...
Can extension methods be applied to interfaces?
... of Linq is built around interface extension methods.
Interfaces were actually one of the driving forces for the development of extension methods; since they can't implement any of their own functionality, extension methods are the easiest way of associating actual code with interface definitions.
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View git history for folder
How can I view git log history for all files within a folder ?
2 Answers
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Why are private fields private to the type, not the instance?
...this);
}
}
Can the compiler necessarily figure out that other is actually this? Not in all cases. One could argue that this just shouldn't compile then, but that means we have a code path where a private instance member of the correct instance isn't accessible, which I think is even worse.
On...