大约有 40,000 项符合查询结果（耗时：0.0585秒） [XML]
Convert Dictionary to semicolon separated string in c#
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Jaydeep ShilJaydeep Shil
1,2321515 silver badges1616 bronze badges
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Unit testing Anti-patterns catalogue
anti-pattern : there must be at least two key elements present to formally distinguish an actual anti-pattern from a simple bad habit, bad practice, or bad idea:
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How to convert JSON string to array
...d keys). That's what the documentation says and that's what my PHP 5.2 installation returns. Are you using a function other than the official, built-in json_decode()? What does var_dump(json_decode($str, true)); return?
– RickN
Sep 22 '11 at 15:34
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Delete all tags from a Git repository
I want to delete all the tags from a Git repository. How can I do that?
11 Answers
11
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How can I get the current date and time in UTC or GMT in Java?
...TC. It's most accurate to say that Date itself doesn't have a time zone at all - it's just an instant in time, which could be regarded in multiple time zones. But when you create an instance, it doesn't depend on your time zone.
– Jon Skeet
Dec 28 '12 at 12:33
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Vagrant reverse port forwarding?
...swered Jul 21 '15 at 20:38
Ajedi32Ajedi32
33.8k1717 gold badges110110 silver badges151151 bronze badges
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Why use Ruby's attr_accessor, attr_reader and attr_writer?
...write classes which will work correctly no matter how their public API is called.
class Person
attr_accessor :age
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end
Here, I can see that I may both read and write the age.
class Person
attr_reader :age
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end
Here, I can see that I may only read the age. Imagine that it is set ...
Which is faster in Python: x**.5 or math.sqrt(x)?
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I've now run it 3 times on codepad.org and all three times a() was much faster than b().
– Jeremy Ruten
Nov 29 '08 at 1:38
13
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Check if PHP session has already started
I have a PHP file that is sometimes called from a page that has started a session and sometimes from a page that doesn't have session started. Therefore when I have session_start() on this script I sometimes get the error message for "session already started". For that I've put these lines:
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Displaying Windows command prompt output and redirecting it to a file
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This is the most close answer: it works on default install, as PS is already there on most machines and, especially, servers.
– Stoleg
Feb 14 '14 at 12:58
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