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How do I (or can I) SELECT DISTINCT on multiple columns?
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answered Sep 10 '08 at 15:36
Joel CoehoornJoel Coehoorn
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call a static method inside a class?
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330
self::staticMethod();
More information about the Static keyword.
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What is the difference between a cer, pvk, and pfx file?
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Peter
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answered Feb 18 '10 at 22:09
ericksoner...
What is the difference between “int” and “uint” / “long” and “ulong”?
I know about int and long (32-bit and 64-bit numbers), but what are uint and ulong ?
5 Answers
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ReSharper warns: “Static field in generic type”
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answered Mar 10 '12 at 15:35
Jon SkeetJon Skeet
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Why do we use arrays instead of other data structures?
...al memory).
For example, let's say we have an array with 6 numbers (6,4,2,3,1,5) in it, in memory it would look like this:
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| 6 | 4 | 2 | 3 | 1 | 5 |
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In an array, we know that each element is next to each othe...
Cron job every three days
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Run it every three days...
0 0 */3 * *
How about that?
If you want it to run on specific days of the month, like the 1st, 4th, 7th, etc... then you can just have a conditional in your script that checks for the current day of the month.
if (((date('j') -...
What do linkers do?
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edited Feb 12 '16 at 15:53
answered Jul 23 '10 at 23:04
Ic...
Removing multiple keys from a dictionary safely
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answered Jan 24 '12 at 23:20
GlaslosGlaslos
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What is a proper naming convention for MySQL FKs?
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In MySQL, there is no need to give a symbolic name to foreign key constraints. If a name is not ...