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Why doesn't adding CORS headers to an OPTIONS route allow browsers to access my API?
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To answer your main question, the CORS spec only requires the OPTIONS call to precede the POST or GET if the POST or GET has any non-simple content or headers in it.
Content-Types that require a CORS pre-flight request (the OPTIONS call) are any Content-Type except the following:
application/...
M_PI works with math.h but not with cmath in Visual Studio
...) and suddenly it compile perfectly.
Try moving it higher up the page. Totally unsure as to why this would cause issues though.
Edit: Figured it out. The #include <math.h> occurs within cmath's header guards. This means that something higher up the list of #includes is including cmath with...
Navigation bar appear over the views with new iOS7 SDK
...o! The space your navigation bar takes up should be accounted for automatically
if ([self respondsToSelector:@selector(edgesForExtendedLayout)])
self.edgesForExtendedLayout = UIRectEdgeNone;
You need add the above in your -(void)viewDidLoad method.
Note: You should be using the latest GM...
Cookies on localhost with explicit domain
...unction.setcookie.php#73107.
If working with the Java Servlet API, don't call the cookie.setDomain("...") method at all.
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创业测试：50个迹象表明你真该创业了 - 资讯 - 清泛网 - 专注C/C++及内核技术
...者特质是先天具备的还是后天培养的问题，有诸多争论。无论你同意哪一方的观点，或许你已经觉察到自身也展现出了一些经典的企业家特质。也许你已经做好了大干一场开始创业的准备?
即使你并不是天生的企业家，也可以通...
Qt 5.1.1: Application failed to start because platform plugin “windows” is missing
...roblem . After a long search I found a comment which had been ignored by all users pointing to the missing lib. Now, many months later, the comment has been changed to an answer. However, when I answered this question by msyself I intended to help other people by directly providing the solution. T...
分布式系统的事务处理 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...务的高可用性只能通过第二种方法来完成——数据的冗余存储（一般工业界认为比较安全的备份数应该是3份，如：Hadoop和Dynamo）。 但是，加入更多的机器，会让我们的数据服务变得很复杂，尤其是跨服务器的事务处理，也就是...
Android NDK C++ JNI (no implementation found for native…)
...g the function prototype name wrong, another is failing to load the .so at all. Are you sure that System.loadLibrary() is being called before the method is used?
If you don't have a JNI_OnLoad function defined, you may want to create one and have it spit out a log message just to verify that the l...
How do I run IDEA IntelliJ on Mac OS X with JDK 7?
...will not work with JDK 1.7 on Mac.
At the moment you must have JDK 1.6 installed so that you can run IDEA 11 and older versions.
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Android: Getting a file URI from a content URI?
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Actually, I just re-read the docs for getContentResolver().openInputStream(), and it works automatically for schemes of "content" or "file", so you don't need to check the scheme... if you can safely assume that it's always going...