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How to check if an NSDictionary or NSMutableDictionary contains a key?

... And what if the key does exist, but it's corresponding value is nil? – Fyodor Soikin May 6 '10 at 21:30 2...
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UITapGestureRecognizer tap on self.view but ignore subviews

...IViewCotroller ). But the problem that I have other UI object on this view and I don't want to attach any recognizer object to all of them. I found this method below how to make gesture on my view and I know how it works. Right now I am in front of handicap which way to choose for create this recogn...
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How to darken a background using CSS?

...HOLE body. Is there any way I can just make the background-image darker, and not everything else? 8 Answers ...
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Difference between applicationContext.xml and spring-servlet.xml in Spring Framework

...ise conflict in the same context. As an example you may have ReST services and standard views, you may then have different view resolvers or security concerns for the services as to the views. – Brett Ryan Apr 3 '13 at 17:19 ...
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What is a Proxy in Doctrine 2?

... just finished reading all the Doctrine 2 documentation, I started my own sandbox, I understood most of the principes, but there is still a question and I couldn't find any complete explanation in the doc. ...
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Extract substring using regexp in plain bash

I'm trying to extract the time from a string using bash, and I'm having a hard time figuring it out. 4 Answers ...
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When a 'blur' event occurs, how can I find out which element focus went *to*?

...work for focus changes caused by tabbing through fields with the keyboard, and does not work at all in Chrome or Safari. The big problem with using activeElement (except in IE) is that it is not consistently updated until after the blur event has been processed, and may have no valid value at all du...
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Fitting empirical distribution to theoretical ones with Scipy (Python)?

... Distribution Fitting with Sum of Square Error (SSE) This is an update and modification to Saullo's answer, that uses the full list of the current scipy.stats distributions and returns the distribution with the least SSE between the distribution's histogram and the data's histogram. Example Fit...
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How can I listen for a click-and-hold in jQuery?

...ave', function() { clearTimeout(timeoutId); }); Edit: correction per AndyE...thanks! Edit 2: using bind now for two events with same handler per gnarf share | improve this answer | ...
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What does “yield break;” do in C#?

...t after the loop has completed all its cycles, the last line gets executed and you will see the message in your console app. Or like this with yield break: int i = 0; while (true) { if (i < 5) { yield return i; } else { // note that i++ will not be executed a...