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How does Access-Control-Allow-Origin header work?
...response headers
Cache-Control private
Content-Type application/json; charset=utf-8
Access-Control-Allow-Origin DomainA.com
Content-Length 87
Proxy-Connection Keep-Alive
Connection Keep-Alive
The blue parts I marked above were the kernal facts, "Origin" request header "indicates where the cross-o...
Will iOS launch my app into the background if it was force-quit by the user?
...
You can change your target's launch settings in "Manage Scheme" to Wait for <app>.app to be launched manually, which allows you debug by setting a breakpoint in application: didReceiveRemoteNotification: fetchCompletionHandler: and sending the push notifi...
Tests not running in Test Explorer
...cts aren't all AnyCpu then you may also want to check that the following 2 settings match:
[Right click test project] -> properties -> Build -> Platform target - e.g. x64
[Main Menu] -> Test -> Test Settings -> Default Processor Architecture -> X64
I found that when these di...
jQuery post() with serialize and extra data
...t-form").serialize(),
dataType:'json',
beforeSend:function(xhr, settings){
settings.data += '&moreinfo=MoreData';
},
success:function(data){
// json response
},
error: function(data) {
// if error occured
}
});
...
How do you reset the stored credentials in 'git credential-osxkeychain'?
I've followed the GitHub instructions for setting up my account, and I'm able to clone, but I'm unable to push remotely.
7 ...
what is the difference between GROUP BY and ORDER BY in sql
... and aren't really related at all.
ORDER BY allows you to sort the result set according to different criteria, such as first sort by name from a-z, then sort by the price highest to lowest.
(ORDER BY name, price DESC)
GROUP BY allows you to take your result set, group it into logical groups and t...
Mockito matcher and array of primitives
... arguments are arrays also.
I used it like this:
verify(myMock, times(0)).setContents(any(), any());
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Should I store entire objects, or pointers to objects in containers?
...nary note here...
On my last big project, my central data structure was a set of fairly straightforward objects. About a year into the project, as the requirements evolved, I realised that the object actually needed to be polymorphic. It took a few weeks of difficult and nasty brain surgery to fix ...
(HTML) Download a PDF file instead of opening them in browser when clicked
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With html5, it is possible now. Set a "download" attr in element.
<a href="http://link/to/file" download="FileName">Download it!</a>
Source : http://updates.html5rocks.com/2011/08/Downloading-resources-in-HTML5-a-download
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Convert NSArray to NSString in Objective-C
...ow: [@"This", @"is", @"a", @"test", @"string"]
if you need to split on a set of several different characters, use NSString’s componentsSeparatedByCharactersInSet:
NSString *yourString = @"Foo-bar/iOS-Blog";
NSArray *yourWords = [myString componentsSeparatedByCharactersInSet:
[...