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What is a “static” function in C?
...question was about plain c functions, not c++ static methods, as clarified in comments.
12 Answers
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UICollectionView's cellForItemAtIndexPath is not being called
...ig.
[self.myCollectionViewFlowLayout setItemSize:CGSizeMake(320, 548)];
If I change the height to 410, it will execute cellForItemAtIndexPath.
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Is delete this allowed?
Is it allowed to delete this; if the delete-statement is the last statement that will be executed on that instance of the class? Of course I'm sure that the object represented by the this -pointer is new ly-created.
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Linq to SQL how to do “where [column] in (list of values)”
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@JonSkeet Isn't that case sensitive? If codeIDs is list of uppercase strings and codeData.codeId is a lowercase string, it'll fail.
– PersyJack
May 31 '17 at 20:03
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My Understanding of HTTP Polling, Long Polling, HTTP Streaming and WebSockets
...d learned a lot from them. Some of the questions I read are related to specific implementation challenges while others focus on general concepts. I just want to make sure I understood all of the concepts and the reasoning why technology X was invented over technology Y and so on. So here goes:
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Simple regular expression for a decimal with a precision of 2
...tically, I think a precision 2 number should always have two decimals even if the last is zero. This is based on my experience with significant figures so it could be wrong, but you don't actually know if 1.7 is 1.70 or any number from 1.70 to 1.74.
– paxdiablo
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Emulate ggplot2 default color palette
...this function:
ggplotColours <- function(n = 6, h = c(0, 360) + 15){
if ((diff(h) %% 360) < 1) h[2] <- h[2] - 360/n
hcl(h = (seq(h[1], h[2], length = n)), c = 100, l = 65)
}
Demonstrating this in barplot:
y <- 1:3
barplot(y, col = ggplotColours(n = 3))
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Block comments in html.erb templates in rails
...n't count as a solution, but perhaps enclosing the chunk between an
<% if false %>
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<% end %>
or if you feel a little dirty, create a helper that simply outputs nothing.
I've never needed it, but I'm stumbled there seems to be no out-of-the-box solution for this.
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Quickest way to convert a base 10 number to any base in .NET?
... used to convert a number to its equivalent string representation in a specified base.
Example:
string binary = Convert.ToString(5, 2); // convert 5 to its binary representation
Console.WriteLine(binary); // prints 101
However, as pointed out by the comments, Convert.ToString only s...
How to get the index of a maximum element in a numpy array along one axis
...ss all axis, not along a given axis as the OP asks: it is wrong. Moreover, if there is more than one maximum, it retrieves the indices of only the first maximum: this should be pointed out. Try with a = np.array([[1,4,3],[4,3,1]]) to see that it returns i,j==0,1, and neglects the solution at i,j==1,...