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How to change a PG column to NULLABLE TRUE?
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472
From the fine manual:
ALTER TABLE mytable ALTER COLUMN mycolumn DROP NOT NULL;
There's no ne...
How add “or” in switch statements?
...ion.
switch(myvar)
{
case 2:
case 5:
...
break;
case 7:
case 12:
...
break;
...
}
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What is a “Bitmap heap scan” in a query plan?
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answered Jul 6 '11 at 7:31
Denis de BernardyDenis de Bernardy
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How does the C# compiler detect COM types?
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edited May 23 '17 at 12:18
Community♦
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answered Jul 7 '09 at 17:22
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How can I tell who forked my repository on GitHub?
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177
Clicking the number of forks shows you the full network. From there you can click "members" to ...
printf() formatting for hex
... You need to ask for 10 characters if you want it to be the same.
int i = 7;
printf("%#010x\n", i); // gives 0x00000007
printf("0x%08x\n", i); // gives 0x00000007
printf("%#08x\n", i); // gives 0x000007
Also changing the case of x, affects the casing of the outputted characters.
printf("%04...
Objective-C Runtime: best way to check if class conforms to protocol?
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edited Aug 12 '17 at 9:08
Pang
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ans...
brew install gcc too time consuming
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179
You do need gcc installed to get gfortran, and you do need a fortran compiler for scipy. Homebr...
Simplest way to check if key exists in object using CoffeeScript
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answered Nov 23 '11 at 15:07
Trevor BurnhamTrevor Burnham
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Determine if an object property is ko.observable
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RP NiemeyerRP Niemeyer
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