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Count rows with not empty value
...rows of a given area that have a value? All hints about this I found up to now lead to formulas that do count the rows which have a not empty content (including formula), but a cell with
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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 can I force division to be floating point? Division keeps rounding down to 0?
... integer values a and b , but I need their ratio in floating point. I know that a < b and I want to calculate a / b , so if I use integer division I'll always get 0 with a remainder of a .
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Check play state of AVPlayer
Is there a way to know whether an AVPlayer playback has stalled or reached the end?
11 Answers
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Setting action for back button in navigation controller
...indexOfObject:self]==NSNotFound) {
// back button was pressed. We know this is true because self is no longer
// in the navigation stack.
}
[super viewWillDisappear:animated];
}
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Case insensitive string as HashMap key
... as long as you don't need it generified (or do they finally have generics now?)
– Dave Newton
Nov 23 '11 at 4:06
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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 = ...
Showing the same file in both columns of a Sublime Text window
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@MattDMo , I see what you meant now. How do I remove the down vote?
– LED Fantom
Oct 22 '16 at 2:28
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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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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
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