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Does name length impact performance in Redis?
... long.
The example key you give is for a set, set lookup methods are O(1). The more complex operations on a set (SDIFF, SUNION, SINTER) are O(N). Chances are that populating $userId was a more expensive operation than using a longer key.
Redis comes with a benchmark utility called redis-benc...
Get index of selected option with jQuery
...rt($("#dropDownMenuKategorie")[0].selectedIndex);
Update:
Since version 1.6 jQuery has the prop method that can be used to read properties:
alert($("#dropDownMenuKategorie").prop('selectedIndex'));
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Arrays vs Vectors: Introductory Similarities and Differences [closed]
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146
arrays:
are a builtin language construct;
come almost unmodified from C89;
provide just a co...
Most common C# bitwise operations on enums
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How do I pipe a subprocess call to a text file?
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173
If you want to write the output to a file you can use the stdout-argument of subprocess.call.
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gdb: how to print the current line or find the current line number?
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I do get the same information while debugging. Though not while I am checking the stacktrace. Mo...
What is the order of precedence for CSS?
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There are several rules ( applied in this order ) :
inline css ( html style attribute ) over...
How to download .zip from GitHub for a particular commit sha?
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edited Mar 18 at 21:12
answered Nov 29 '12 at 23:55
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How can you check which options vim was compiled with?
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You can see everything vim was compiled with by executing
:version
To query for an exact fe...
Provide an image for WhatsApp link sharing
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19 Answers
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