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How can I use optional parameters in a T-SQL stored procedure?
...and Sommarskog
If you have the proper SQL Server 2008 version (SQL 2008 SP1 CU5 (10.0.2746) and later), you can use this little trick to actually use an index:
Add OPTION (RECOMPILE) onto your query, see Erland's article, and SQL Server will resolve the OR from within (@LastName IS NULL OR LastNa...
Maximum size of a element
I'm working with a canvas element with a height of 600 to 1000 pixels and a width of several tens or hundreds of thousands of pixels. However, after a certain number of pixels (obviously unknown), the canvas no longer display shapes I draw with JS.
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How do I convert an existing callback API to promises?
...you're not sure how async APIs work in JS - please see this answer first.
1. DOM load or other one time event:
So, creating promises generally means specifying when they settle - that means when they move to the fulfilled or rejected phase to indicate the data is available (and can be accessed wit...
Why does only the first line of this Windows batch file execute but all three lines execute in a com
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edited Nov 16 '12 at 16:13
answered Oct 27 '10 at 19:29
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Calculate a MD5 hash from a string
...ring.
It works well and generates a 32-character hex string like this:
900150983cd24fb0d6963f7d28e17f72
16 Answers
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Creating C formatted strings (not printing them)
...function.
Example:
// Allocates storage
char *hello_world = (char*)malloc(13 * sizeof(char));
// Prints "Hello world!" on hello_world
sprintf(hello_world, "%s %s!", "Hello", "world");
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impr...
How to remove specific value from array using jQuery
I have an array that looks like this: var y = [1, 2, 3];
20 Answers
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