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How to send an object from one Android Activity to another using Intents?
... you're just passing objects around then Parcelable was designed for this. It requires a little more effort to use than using Java's native serialization, but it's way faster (and I mean way, WAY faster).
From the docs, a simple example for how to implement is:
// simple class that just has one me...
What are your favorite extension methods for C#? (codeplex.com/extensionoverflow)
Let's make a list of answers where you post your excellent and favorite extension methods .
150 Answers
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What is a WeakHashMap and when to use it? [duplicate]
What is a WeakHashMap and when should one be using it? What are the differences between a WeakHashMap and a HashMap ?
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Is 'float a = 3.0;' a correct statement?
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It is not an error to declare float a = 3.0 : if you do, the compiler will convert the double literal 3.0 to a float for you.
However, you should use the float literals notation in specific scenarios.
For performance rea...
Only detect click event on pseudo-element
... the red region only, you have to make a child element, like a span, place it right after the opening <p> tag, apply styles to p span instead of p:before, and bind to it.
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How do I empty an array in JavaScript?
Is there a way to empty an array and if so possibly with .remove() ?
18 Answers
18
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In pure functional languages, is there an algorithm to get the inverse function?
In pure functional languages like Haskell, is there an algorithm to get the inverse of a function, (edit) when it is bijective? And is there a specific way to program your function so it is?
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How does std::forward work? [duplicate]
I know what it does and when to use it but I still can't wrap my head around how it works. Please be as detailed as possible and explain when std::forward would be incorrect if it was allowed to use template argument deduction.
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Copy to clipboard in Node.js?
...sing Node.js on a desktop application. Hopefully that clears up why I want it to be able to achieve this.
8 Answers
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What is the difference between “def” and “val” to define a function
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val even: Int => Boolean = _ % 2 == 0
even eq even
//Boolean = true
With def you can get new function on every call:
val test: () => Int = {
val r = util.Random.nextInt
() => r
}
test()
// Int = -1049057402
test()
// Int = -1049057402 - same result
def test: () => Int = {
val...