大约有 14,000 项符合查询结果（耗时：0.0278秒） [XML]
How do negated patterns work in .gitignore?
I am attempting to use a .gitignore file with negated patterns (lines starting with !), but it's not working the way I expect.
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Remove Trailing Slash From String PHP
Is it possible to remove the trailing slash / from a string using PHP?
5 Answers
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How to @link to a Enum Value using Javadoc
Using Javadoc 1.5, I have been unable to create a @link to an Enumeration value.
3 Answers
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what's the meaning of '=?' in angularJS directive isolate scope declaration?
Does the question mark after equals have special meaning? ie:
1 Answer
1
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Unique fields that allow nulls in Django
...has field bar. The bar field should be unique, but allow nulls in it, meaning I want to allow more than one record if bar field is null , but if it is not null the values must be unique.
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Do Facebook Oauth 2.0 Access Tokens Expire?
I am playing around with the Oauth 2.0 authorization in Facebook and was wondering if the access tokens Facebook passes out ever expire. If so, is there a way to request a long-life access token?
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MongoDB inserts float when trying to insert integer
How do I get Mongo to insert an integer?
4 Answers
4
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Cannot get to $rootScope
The following file "works" (the sense that it does not throw any errors):
3 Answers
3
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What does the 'L' in front a string mean in C++?
...simple char. In daily use you don't need to use wchar_t, but if you are using windows.h you are going to need it.
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Which machine learning classifier to choose, in general? [closed]
Suppose I'm working on some classification problem. (Fraud detection and comment spam are two problems I'm working on right now, but I'm curious about any classification task in general.)
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