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Show filename and line number in grep output
...ly and used this example command: grep -Hnor "localhost" . This listet up all matches with file name and line number, short and concise.
– Tore Aurstad
Sep 10 '18 at 8:25
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.NET JIT potential error?
...di
00000012 push esi
00000013 mov ecx,ebx
00000015 call dword ptr ds:[00170210h] ; first unrolled call
0000001b push edi ; WRONG! does not increment oVec.y
0000001c push esi
0000001d mov ecx,ebx
0000001f ca...
How to count occurrences of a column value efficiently in SQL?
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If you're using Oracle, then a feature called analytics will do the trick. It looks like this:
select id, age, count(*) over (partition by age) from students;
If you aren't using Oracle, then you'll need to join back to the counts:
select a.id, a.age, b.age_co...
How to select only the first rows for each unique value of a column
...e 2nd technique or Ben Thul's technique. I answered what you asked specifically, with pointers on how to solve more generally.
– gbn
Jan 12 '11 at 4:53
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Gradient of n colors ranging from color 1 and color 2
... who was not expecting to see an option like "springgreen" or "royalblue". All colors available to use can be returned as a list by running: colors().
– jadki
Oct 9 '18 at 20:54
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What is the difference between an ORM and an ODM?
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mongoose, mongoid are all ODM's. I guess for a noSQL we can only have ODMs.
– Luna Lovegood
Nov 14 '18 at 4:04
add a comme...
Appropriate datatype for holding percent values?
...mber of digits after the decimal separator?
– Boris Callens
Jun 15 '12 at 13:20
2
@BorisCallens -...
How do I add an icon to a mingw-gcc compiled executable?
...p. e.g.:
g++ -o my_app obj1.o obj2.o res1.res my.res
And that should be all there is to it.
And, at no extra charge, if you want to include version information in your
application, add the following boilerplate to a new .rc file and follow the above mentioned steps.
1 VERSIONINFO
FILEVERSION ...
Stretch background image css?
...ive; and maximum width/height. The TD itself is not relative positioned in all browsers, if any.
– madr
Apr 14 '11 at 11:56
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Can't install RMagick 2.13.1. Can't find MagickWand.h.
When I try do install rmagick I get the following error message:
32 Answers
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