大约有 14,600 项符合查询结果（耗时：0.0297秒） [XML]
In C++, is it still bad practice to return a vector from a function?
...slightly faster! I don't really explain this.
When numIter > 8M things start to get ugly. Both methods get slower but returning the vector by value gets even slower. In the worst case, with a vector containing only one single int, reusing capacity instead of returning by value is 3.3x faster. Pr...
What are the differences between “git commit” and “git push”?
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@Piet it starts at your workspace, where you modify files. Then you add them to the index, commit them to the local repository and - finally - push them to the remote repository
– tanascius
Apr 3...
using awk with column value conditions
...be "hello":
awk '$1 ~ /^hello$/{ print $3; }' <infile>
^ means $1 start, and $ is $1 end.
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Multiple commands on same line
... command. The function described here will not usually have a command that starts with :return, so its return value will be the number zero. Performing that as a command will move the cursor to the first line of the current buffer, which is not always what you had in mind.
– mi...
POST Content-Length exceeds the limit
...Those changes to php.ini should indeed solve the problem (make sure your restart your Apache server after making them).
Memory limit shouldn't need to be changed here.
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GUI-based or Web-based JSON editor that works like property explorer [closed]
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Generally when I want to create a JSON or YAML string, I start out by building the Perl data structure, and then running a simple conversion on it. You could put a UI in front of the Perl data structure generation, e.g. a web form.
Converting a structure to JSON is very straightf...
Declaring variables inside a switch statement [duplicate]
... used againlater, then it really makes more sense to declare it before the start of the switch statement, since its very obtuse otherwise.
– Peter N Lewis
Aug 5 '09 at 5:28
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Good scalaz introduction [closed]
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Hieko Seeberger has recently started blogging on functional programming and category theory applied to Scala. Two opening posts are very educative (and easy to read), and can help getting over the initial barrier in learning scalaz.
EDIT: When you get c...
How does the ARM architecture differ from x86? [closed]
...e time Intel put a lot more emphasis on speed than power consumption. They started emphasizing power consumption primarily on the context of laptops. For laptops their typical power goal was on the order of 6 watts for a fairly small laptop. More recently (much more recently) they've started to targ...
MySQL search and replace some text in a field
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@treddell, no positions start at 1 in SQL strings.
– Alexis Wilke
Jun 25 '15 at 3:36
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