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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
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Cannot get to $rootScope
The following file "works" (the sense that it does not throw any errors):
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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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What is the mouse down selector in CSS?
I have noticed that buttons and other elements have a default styling and behave in 3 steps: normal view, hover/focus view and mousedown/click view, in CSS I can change the styling of normal view and hover view like this:
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Prevent ViewPager from destroying off-screen views
I have a ViewPager hooked up to a FragmentPagerAdapter that's displaying three fragments. The ViewPager appears to destroy a hosted fragment's view when it is more than one swipe away from the current position.
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how to avoid a new line with p tag?
How can I stay on the same line while working with <p> tag?
5 Answers
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What's the difference between the data structure Tree and Graph?
Academically speaking, what's the essential difference between the data structure Tree and Graph? And how about the tree based search and Graph based search?
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java中的缓存技术该如何实现 - 更多技术 - 清泛网 - 专注C/C++及内核技术
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官方网站 http://ehcache.sourceforge.net/
JCache
JCache是个开源程序，正在努力成为JSR-107开源规范，JSR-107规范已经很多年没改变了。这个...