大约有 8,000 项符合查询结果（耗时：0.0183秒） [XML]
Floating point vs integer calculations on modern hardware
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why did you mix mult and div? Shouldn't it be interesting if mult is maybe (or expectedly?) much faster then div?
– Kyss Tao
Mar 28 '12 at 15:06
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Could not locate Gemfile
I'm certainly no Ruby developer but I have an application on my server using Ruby, Gems, and Bundler. I am trying to install another Ruby on under a different user account but on the same VPS. When I go to run
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IntelliJ: Never use wildcard imports
... Code Style > Imports', I can see that you can specify the 'class count' prior to IntelliJ using wildcard imports. However, if I never want to use wildcard imports can I turn this functionality off?
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Using `textField:shouldChangeCharactersInRange:`, how do I get the text including the current typed
...e delete button, it'd delete two characters. For me, the following suggestion worked: stackoverflow.com/questions/388237/… Basically, drag'n'drop from the UITextField into your code (to create a function), then right-click on your TextField, and drag'n'drop from the circle for the "Editing Cha...
Generate fixed length Strings filled with whitespaces
I need to produce fixed length string to generate a character position based file. The missing characters must be filled with space character.
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What steps should I take to protect my Google Maps API Key?
...ould seem normal that it compared it, in some kind of way, with an information included in the key -- still, I did not try. ;;; @Brabster : :-)
– Pascal MARTIN
Sep 1 '09 at 22:50
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Do something if screen width is less than 960 px
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You might want to combine it with a resize event:
$(window).resize(function() {
if ($(window).width() < 960) {
alert('Less than 960');
}
else {
alert('More than 960');
}
});
For R.J.:
var eventFired = 0;
if ($(window).width() < 960) {
alert('Less than 960');
}
else {...
Locate current file in IntelliJ
...I locate the current file in the project structure? (Similar to Visual Studio's Ctrl + Alt + L ). What is the name of the operation (so I can define it in the keymap)
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How to increment a NSNumber
...ts's one-line answers better. They're more concise, and don't require additional variables.
In order to increment an NSNumber, you're going to have to get its value, increment that, and store it in a new NSNumber.
For instance, for an NSNumber holding an integer:
NSNumber *number = [NSNumber nu...
How to show the loading indicator in the top status bar
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It's in UIApplication:
For Objective C:
Start:
[UIApplication sharedApplication].networkActivityIndicatorVisible = YES;
End:
[UIApplication sharedApplication].networkActivityIndicatorVisible = NO;
For swift :
Start
UIApplication.shar...