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what is the difference between ?:, ?! and ?= in regex?
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answered May 29 '12 at 18:43
sepp2ksepp2k
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Local variables in nested functions
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edited Mar 29 '17 at 13:27
answered Sep 14 '12 at 11:37
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What is the difference between :first-child and :first-of-type?
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3 Answers
3
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What is the difference between include and extend in Ruby?
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edited Mar 7 '16 at 2:32
Anwar
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answered Oct 1...
PHP CURL DELETE request
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answered Jul 29 '13 at 22:52
BolliBolli
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Serializing an object as UTF-8 XML in .NET
...t;?xml version="1.0" encoding="utf-8"?>
<Test xmlns:xsd="http://www.w3.org/2001/XMLSchema"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<X>0</X>
</Test>
Note the declared encoding of "utf-8" which is what we wanted, I believe.
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Proper REST response for empty table?
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233
I'd say, neither.
Why not 404 (Not Found) ?
The 404 status code should be reserved for situat...
How can I have a newline in a string in sh?
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369
The solution is to use $'string', for example:
$ STR=$'Hello\nWorld'
$ echo "$STR" # quotes a...
Foreign keys in mongo?
...p:"phones"})
> db.foo.find()
{ "_id" : ObjectId("4df6539ae90592692ccc9940"), "group" : "phones" }
{ "_id" : ObjectId("4df6540fe90592692ccc9941"), "group" : "phones" }
>db.foo.find({'_id':ObjectId("4df6539ae90592692ccc9940")})
{ "_id" : ObjectId("4df6539ae90592692ccc9940"), "...
Java 8: performance of Streams vs Collections
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StreamVsVanilla.stream avgt 10 17.588 0.230 ns/op
StreamVsVanilla.vanilla avgt 10 10.796 0.063 ns/op
Just as I expected stream implementation is fairly slower. JIT is able to inline all lambda stuff but doesn't produce as perfectly co...