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How to check if an NSDictionary or NSMutableDictionary contains a key?
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Don't you want to use valueForKey, as that would call objectForKey if necessary?
– Raffi Khatchadourian
Dec 21 '11 at 0:39
6
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Mvn install or Mvn package
...ow if I modified any java files then do I need to do Run as -> Mvn install or Mvn package ?
8 Answers
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What killed my process and why?
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I just wrote a program that malloc'd memory in an inifite loop. After the system got slow, "Killed" was displayed in the terminal and the process was terminated. The file /var/log/kern.log contained a lot of info about the termination. -Thanks for the...
Request format is unrecognized for URL unexpectedly ending in
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Found a solution on this website
All you need is to add the following to your web.config
<configuration>
<system.web>
<webServices>
<protocols>
<add name="HttpGet"/>
<add name="HttpPost"/>
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commands not found on zsh
...ll ( zsh ) instead of the default bash, and something wrong happen so that all commands who used to work are no longer recognized:
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What's the best manner of implementing a social activity stream? [closed]
...a social activity stream (Facebook is the most famous example). Problems/challenges involved are:
13 Answers
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jQuery’s .bind() vs. .on()
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Internally, .bind maps directly to .on in the current version of jQuery. (The same goes for .live.) So there is a tiny but practically insignificant performance hit if you use .bind instead.
However, .bind may be removed from futu...
HTTP Error 404.3 - Not Found" while browsing wcf service on Windows Server 2008(64bit)
...trol panel -> Turn Windows feature on or off -> and make sure you've all the options ticked as mentioned in below screenshot.
You might need to activate each box and accept in case you get errors when activating all features at once
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Reverse of JSON.stringify?
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JSON.stringify and JSON.parse are almost oposites, and "usually" this kind of thing will work:
var obj = ...;
var json = JSON.stringify(obj);
var obj2 = JSON.parse(json);
so that obj and obj2 are "the same".
However there are some limitations to be aware of.
Often these issues ...
How to upgrade Eclipse for Java EE Developers?
Is there any non-painful way to upgrade an Eclipse installation? I have tried browsing the eclipse site but I cannot find an useful description.
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