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Best way to extract a subvector from a vector?
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14 Answers
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Code Golf: Lasers
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Perl, 166 160 characters
Perl, 251 248 246 222 214 208 203 201 193 190 180 176 173 170 166 --> 160 chars.
Solution had 166 strokes when this contest ended, but A. Rex has found a couple ways to shave off 6 more characters:
s!.!$t{$s++}=$&!ge,$s=$r+=99...
Store query result in a variable using in PL/pgSQL
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4
There is no example in documentation (or I missed it), but as @muistooshort noted, you can select into multiple variables with single select...
How to empty a list in C#?
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– Srinivas Reddy Thatiparthy
Mar 15 '11 at 11:44
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Since this is a top hit in google and I run into this p...
Is there any way to redraw tmux window when switching smaller monitor to bigger one?
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edited Feb 12 '16 at 21:41
the Tin Man
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an...
How can I save application settings in a Windows Forms application?
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Java generics type erasure: when and what happens?
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247
Type erasure applies to the use of generics. There's definitely metadata in the class file to s...
private[this] vs private
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answered Mar 14 '12 at 9:14
Alexey RomanovAlexey Romanov
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How do I restart nginx only after the configuration test was successful on Ubuntu?
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Actually, as far as I know, nginx would show an empty message and it wouldn't actually restart ...
Print all but the first three columns
...tion that does not add extra leading or trailing whitespace:
awk '{ for(i=4; i<NF; i++) printf "%s",$i OFS; if(NF) printf "%s",$NF; printf ORS}'
### Example ###
$ echo '1 2 3 4 5 6 7' |
awk '{for(i=4;i<NF;i++)printf"%s",$i OFS;if(NF)printf"%s",$NF;printf ORS}' |
tr ' ' '-'
4-5-6-7
Sudo...