大约有 46,000 项符合查询结果（耗时：0.0393秒） [XML]
hash function for string
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I've had nice results with djb2 by Dan Bernstein.
unsigned long
hash(unsigned char *str)
{
unsigned long hash = 5381;
int c;
while (c = *str++)
hash = ((hash << 5) + hash) + c; /* hash * 33 + c */
return hash;
}
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How to find gaps in sequential numbering in mysql?
We have a database with a table whose values were imported from another system. There is an auto-increment column, and there are no duplicate values, but there are missing values. For example, running this query:
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Add Variables to Tuple
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edited Dec 16 '19 at 10:31
John R Perry
2,96011 gold badge2626 silver badges4444 bronze badges
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Python's many ways of string formatting — are the older ones (going to be) deprecated?
...% strings, there's no surviving plan to ever deprecate the latter.
In commit Issue #14123: Explicitly mention that old style % string formatting has caveats but is not going away any time soon., inspired by issue Indicate that there are no current plans to deprecate printf-style formatting, the doc...
How do I use Django templates without the rest of Django?
...plate engine in my (Python) code, but I'm not building a Django-based web site. How do I use it without having a settings.py file (and others) and having to set the DJANGO_SETTINGS_MODULE environment variable?
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jQuery Validate Plugin - Trigger validation of single field
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Note: form element name also works with this function, i.e. $('input[name=email-field-only]').valid(); also works
– Raptor
Nov 22 '12 at 7:17
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Vim delete blank lines
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edited Jun 18 '10 at 8:27
answered Apr 1 '09 at 15:36
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Get img thumbnails from Vimeo?
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edited Jan 9 '13 at 15:38
answered Sep 1 '09 at 8:14
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“Unknown provider: aProvider
...pe, i18n ) { /* ... */ }
This works just fine for AngularJS, but to make it work right with mangling, I had to change it to:
var applicationModule = angular.module( "example" );
function SomeController( $scope, i18n ) { /* ... */ }
applicationModule.controller( "SomeController", [ "$scope", "i18n...
Adding external library into Qt Creator project
...proper way to do this is like this:
LIBS += -L/path/to -lpsapi
This way it will work on all platforms supported by Qt. The idea is that you have to separate the directory from the library name (without the extension and without any 'lib' prefix). Of course, if you are including a Windows specific...