大约有 48,000 项符合查询结果（耗时：0.0653秒） [XML]
Regular expression for a hexadecimal number?
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answered Feb 10 '12 at 1:10
Steven SchroederSteven Schroeder
4,72611 gold badge1818 silver badges1515 bronze badges
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Difference between await and ContinueWith
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102
In the second code, you're synchronously waiting for the continuation to complete. In the firs...
How do I list all versions of a gem available at a remote site?
... | grep -o '\((.*)\)$' \
| tr -d '() ' \
| tr ',' "\n" \
| sort
0.0.10
0.1.0
0.1.1
# etc.
To make this a bit more re-usable, you could write some functions (pardon my limited bash skills):
function extract_gem_versions() {
echo "$1" \
| grep -o '\((.*)\)$' \
| tr -d '() ' \
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Determine device (iPhone, iPod Touch) with iOS
... existed.
– Adam Rosenfield
Sep 15 '10 at 15:17
@Adam i agree with you.. you have have written a answer very long back...
How to split one string into multiple variables in bash shell? [duplicate]
... is much better
– FSp
Nov 27 '12 at 10:26
1
Apart from being an ugly last-resort solution, this h...
How to make a JTable non-editable
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edited May 19 '18 at 10:23
Matthias Braun
22.1k1616 gold badges104104 silver badges138138 bronze badges
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switch() statement usage
...uq max
1 test1("mean") 709 771 864 951 16122411
2 test2("mean") 1007 1073 1147 1223 8012202
> microbenchmark(test1('trimmed'), test2('trimmed'), times=1e6)
Unit: nanoseconds
expr min lq median uq max
1 test1("trimmed") 733 792 843 944 60440833
2 test2(...
How to randomly sort (scramble) an array in Ruby?
...by 1.8.7 too.
– Brian Armstrong
Aug 10 '10 at 22:08
That's utterly awesome.
– sidney
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How to delete selected text in the vi editor
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answered Jun 25 '10 at 1:30
Pascal ThiventPascal Thivent
524k126126 gold badges10121012 silver badges10991099 bronze badges
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Can I add a UNIQUE constraint to a PostgreSQL table, after it's already created?
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edited Aug 2 '17 at 10:42
a_horse_with_no_name
399k6969 gold badges612612 silver badges695695 bronze badges
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