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Conceptually, how does replay work in a game?
... many older games, the engine updated at the same rate as the graphics, in one master loop. With modern engines, the graphics are often allowed to update as fast as the GPU allows, with the engine ticking along at the level required for good, consistent resolution of the game dynamics (often a phys...
Commenting multiple lines in DOS batch file
...you did. From all the block comment methods I'm aware of (for batch), this one seems to be the most robust and clever. +1 for combining hack and style
– Jared Gotte
Nov 15 '17 at 0:59
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Why can I pass 1 as a short, but not the int variable i?
...3 of them and detect if it was 1, (int)1 or i passed in? And really why is one allowed but the last? The second being allowed but not the last really blows my mind.
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How to remove unreferenced blobs from my git repo
...rning your own way. Also, this drops all your stashes. That should be memtioned in the warning too!
– Inigo
May 4 at 20:13
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How to define two fields “unique” as couple
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I would say you'll get a "ValidationError" exception. Have a look at the Django docs: Model.validate_unique
– Jens
Apr 10 '10 at 15:09
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Does Swift support reflection?
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Well, I wouldn't consider this a real reflection. For one thing, it's readonly. It seems to me it's just a hack to enable debugging in Xcode. Protocol Mirror actually quotes the word IDE several times.
– Sulthan
Jun 6 '14 at 7:50
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Add a duration to a moment (moment.js)
...ake. :)
If you use the return value, it is the same actual object as the one you started with. It's just returned as a convenience for method chaining.
You can work around this behavior by cloning the moment, as described here.
Also, you cannot just use == to test. You could format each moment...
Objective-C - Remove last character from string
...l result in a crash
}
If you want a fancy way of doing this in just one line of code you could write it as:
string = [string substringToIndex:string.length-(string.length>0)];
*Explanation of fancy one-line code snippet:
If there is a character to delete (i.e. the length of the strin...
I don't understand -Wl,-rpath -Wl,
...e form, you either say -Wl,-rpath,. or you say -Wl,-rpath -Wl,.. Precisely one of the two, you cannot omit anything.
– Kerrek SB
Jul 3 '11 at 10:58
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Is there a rule-of-thumb for how to divide a dataset into training and validation sets?
...linear SVM you can set the penalty parameter C for the error term which is one parameter, but the complexity is higher Dimension+1 for an SVM.
– Reed Richards
Jun 8 '17 at 13:16
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