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How to get enum value by string or int
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Now also add a this to the parameter and make EnumHelper static and you can use them as extensions too (see my answer, but you have a better/complete code for the rest)...
– Christoph Fink
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iPhone OS: How do I create an NSDate for a specific date?
...es
Examples are often the easiest way to learn. Here are a few examples.
Now
This one is the easiest.
let currentDateTime = Date()
February 20, 2017
// Specify date components
var dateComponents = DateComponents()
dateComponents.year = 2017
dateComponents.month = 2
dateComponents.day = 20
//...
List comprehension in Ruby
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Actually I see now the OP itself had some existing list the author wanted to transform. But the archetypal conception of list comprehension involves creating an array/list where one didn't exist before by referencing some iteration. But a...
How to pass arguments to addEventListener listener function?
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Anybody knows why it doesn't work in loop? What's the reason of that behaviour?
– Morfidon
May 15 '15 at 1:23
3
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Get push notification while App in foreground iOS
...ifying number of unread messages in a mail app). In this example, I don't know if that option is even needed.
– jwinn
Oct 6 '17 at 17:47
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HTTP POST using JSON in Java
...lead to their questions. You can use the check mark on the answer. Let me know if you have further questions
– momo
Aug 25 '11 at 1:56
13
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Why are flag enums usually defined with hexadecimal values
...ta matters. Using it hints at the fact that that's the situation we're in now.
Also, i'm not sure about C#, but I know that in C x << y is a valid compile-time constant.
Using bit shifts seems the most clear:
[Flags]
public enum MyEnum
{
None = 0,
Flag1 = 1 << 0,
Flag2 = ...
Is there any Rails function to check if a partial exists?
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I know this has been answered and is a million years old, but here's how i ended up fixing this for me...
Rails 4.2
First, i put this in my application_helper.rb
def render_if_exists(path_to_partial)
render path_to_part...
How to sort List of objects by some property
... : compare(x.timeEnded, y.timeEnded);
}
// I don't know why this isn't in Long...
private static int compare(long a, long b) {
return a < b ? -1
: a > b ? 1
: 0;
}
}
sh...
How do you know a variable type in java?
... would work if the types aren't primitives... If the type is int , how to know the type?
– Miguel Ribeiro
Apr 20 '10 at 11:32
5
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