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Why historically do people use 255 not 256 for database field magnitudes?
You often see database fields set to have a magnitude of 255 characters, what is the traditional / historic reason why? I assume it's something to do with paging / memory limits, and performance but the distinction between 255 and 256 has always confused me.
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jQuery load more data on scroll
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marioosh
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answered Jun 13 '13 at 2:02
deepakssndeepa...
How to architect an Ember.js application
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edited Sep 27 '15 at 14:49
Daniel Kmak
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How to grep and replace
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257
Another option is to use find and then pass it through sed.
find /path/to/files -type f -exec ...
Converting integer to binary in python
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TrebledJ
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eumiroeumiro
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Adding external library in Android studio
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Machado
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How to show “Done” button on iPhone number pad
...bar* numberToolbar = [[UIToolbar alloc]initWithFrame:CGRectMake(0, 0, 320, 50)];
numberToolbar.barStyle = UIBarStyleBlackTranslucent;
numberToolbar.items = @[[[UIBarButtonItem alloc]initWithTitle:@"Cancel" style:UIBarButtonItemStyleBordered target:self action:@selector(cancelNumberPad)],
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High Quality Image Scaling Library [closed]
...ed height and width
using (var resized = ImageUtilities.ResizeImage(image, 50, 100))
{
//save the resized image as a jpeg with a quality of 90
ImageUtilities.SaveJpeg(@"C:\myimage.jpeg", resized, 90);
}
Note
Remember that images are disposable, so you need to assign the result of your res...
Fatal error: Maximum execution time of 30 seconds exceeded
...ution time like this:
ini_set('max_execution_time', 300); //300 seconds = 5 minutes
and
set_time_limit(300);
can be used to temporarily extend the time limit.
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What is Java String interning?
...7 onwards. http://www.oracle.com/technetwork/java/javase/jdk7-relnotes-418459.html#jdk7changes
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