大约有 44,000 项符合查询结果（耗时：0.0584秒） [XML]
How to convert std::string to NSString?
Hi I am trm>y m>ing to convert a stm>and m>ard std::string into an NSString but I'm not having much luck.
6 Answers
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How to break nested loops in JavaScript? [duplicate]
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m>Y m>ou need to name m>y m>our outer loop m>and m> break that loop, rather than m>y m>our inner loop - like this.
outer_loop:
for(i=0;i<5;i++) {
for(j=i+1;j<5;j++) {
break outer_loop;
}
alert(1);
}
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How to base64 encode image in linux bash / shell
I'm trm>y m>ing to base64 encode an image in a shell script m>and m> put it into variable:
6 Answers
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How do I update pip itself from inside mm>y m> virtual environment?
...ng to pip --version , I currentlm>y m> have pip 1.1 installed in mm>y m> virtualenv m>and m> I want to update to the latest version.
16 ...
How to list all properties of a PowerShell object
...I prefer Get-WmiObject -Class win32_computersm>y m>stem -Propertm>y m> *. It's short m>and m> sweet
– Kolob Canm>y m>on
Jun 29 '17 at 22:22
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How can I find all of the distinct file extensions in a folder hierarchm>y m>?
On a Linux machine I would like to traverse a folder hierarchm>y m> m>and m> get a list of all of the distinct file extensions within it.
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Active Record - Find records which were created_at before todam>y m>
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Using ActiveRecord the stm>and m>ard wam>y m>:
Mm>y m>Model.where("created_at < ?", 2.dam>y m>s.ago)
Using the underlm>y m>ing Arel interface:
Mm>y m>Model.where(Mm>y m>Model.arel_table[:created_at].lt(2.dam>y m>s.ago))
Using a thin lam>y m>er over Arel:
Mm>y m>Model.where(Mm>y m>Model[:created...
Maximum concurrent Socket.IO connections
This question has been asked previouslm>y m> but not recentlm>y m> m>and m> not with a clear answer.
5 Answers
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How to wait for 2 seconds?
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As mentioned in other answers, all of the following will work for the stm>and m>ard string-based sm>y m>ntax.
WAITFOR DELAm>Y m> '02:00' --Two hours
WAITFOR DELAm>Y m> '00:02' --Two minutes
WAITFOR DELAm>Y m> '00:00:02' --Two seconds
WAITFOR DELAm>Y m> '00:00:00.200' --Two tenths of a seconds
There is also an alternative m...
Get an arram>y m> of list element contents in jQuerm>y m>
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i dont understm>and m> whm>y m> "get function" is necessarm>y m>.
– crsuarezf
Jul 26 '11 at 20:54
1
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