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What is the difference between float and double?
I've read about the difference between double precision and single precision. However, in most cases, float and double seem to be interchangeable, i.e. using one or the other does not seem to affect the results. Is this really the case? When are floats and doubles interchangeable? What are the d...
How to convert a string into double and vice versa?
...t = (int)(myDouble + (myDouble>0 ? 0.5 : -0.5))
I'm honestly not sure if there's a more streamlined way to convert back into a string than
NSString* myNewString = [NSString stringWithFormat:@"%d", myInt];
share
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Bring a window to the front in WPF
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Actually it can be done with this: if (myWindow.WindowState == WindowState.Minimized) myWindow.WindowState = WindowState.Normal; Oddly it will also preserve any Maximized windows and not revert them to a Normal state.
– r41n
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Fastest way to convert Image to Byte array
...s goal?
No. In order to convert an image to a byte array you have to specify an image format - just as you have to specify an encoding when you convert text to a byte array.
If you're worried about compression artefacts, pick a lossless format. If you're worried about CPU resources, pick a format...
jQuery datepicker set selected date, on the fly
...y created a inline date picker.
Then after some time, I want to reflect a different date there without recreating the datepicker from the scratch.
...
Why is “origin/HEAD” shown when running “git branch -r”?
...remote repo on GitHub, say, with two branches: master and awesome-feature. If I do git clone to grab it and then go into my new directory and list the branches, I see this:
...
What is a software framework? [closed]
...it. But, I would like to share one example, which I only thought of today. If I told you to cut a piece of paper with dimensions 5m by 5m, then surely you would do that. But suppose I ask you to cut 1000 pieces of paper of the same dimensions. In this case, you won't do the measuring 1000 times; obv...
NSDictionary - Need to check whether dictionary contains key-value pair or not
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Just ask it for the objectForKey:@"b". If it returns nil, no object is set at that key.
if ([xyz objectForKey:@"b"]) {
NSLog(@"There's an object set for key @\"b\"!");
} else {
NSLog(@"No object set for key @\"b\"");
}
Edit: As to your edited second que...
“No such file or directory” error when executing a binary
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If anyone still got problems after installing the library mentioned above, try the following (it worked for me): sudo apt-get install libc6-i386 lib32stdc++6 lib32gcc1 lib32ncurses5 lib32z1
– ctitze
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What encoding/code page is cmd.exe using?
...sometimes they do not.
First of all, Unicode characters will only display if the
current console font contains the characters. So use
a TrueType font like Lucida Console instead of the default Raster Font.
But if the console font doesn’t contain the character you’re trying to display,
you’ll...