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Multiprocessing: How to use Pool.map on a function defined in a class?

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Unfortunately MyApp has stopped. How can I solve this?

...application quit because an uncaught RuntimeException was thrown. The most common of these is the NullPointerException. How to solve it? Every time an Android application crashes (or any Java application for that matter), a Stack trace is written to the console (in this case, logcat). This stack t...
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Where is Erlang used and why? [closed]

I would like to know a list of the most common application/websites/solutions where Erlang is used, successfully or not . ...
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PHP大潮将至 PHP近年发展分析 - 创意 - 清泛网 - 专注C/C++及内核技术

...PHP的工程师需求量都大幅度提高。PHP在国内的官方PHPChina.com网站透露,目前的在京PHP工程师的待遇的平均值可以比ASP工程师的高出一倍。 那么,为什么PHP可以在近年来发展如此迅速呢。其实跟Web的迅猛发展是紧密联系在一起的...
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What's the difference between deadlock and livelock?

... Taken from http://en.wikipedia.org/wiki/Deadlock: In concurrent computing, a deadlock is a state in which each member of a group of actions, is waiting for some other member to release a lock A livelock is similar to a deadlock, except that the states of the processes involved in the live...
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Best Practice for Forcing Garbage Collection in C#

...ards to freeing up memory / garbage collection etc: http://msdn.microsoft.com/en-us/library/66x5fx1b.aspx share | improve this answer | follow | ...
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How to check if NSString begins with a certain character

... ^^ See my question here: stackoverflow.com/questions/18019660/… – adamdehaven Aug 2 '13 at 14:40 ...
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Difference between onStart() and onResume()

...explanation... onResume() is when I start driving and onPause() is when I come to a temporary stop. So I drive then reach a red light so I pause...the light goes green and I resume. Another red light and I pause, then green so I resume. The onPause() -> onResume() -> onPause() -> onResume(...
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Default filter in Django admin

... @Greg How do you completely remove the functionality of the filter and the filter tab out of the admin page? – user5117926 Jul 16 '15 at 4:43 ...
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What is the difference between HTTP status code 200 (cache) vs status code 304?

... 200 cache. Some good notes about this here: developer.yahoo.com/performance/rules.html#expires . You want as long an expiration time as possible on your assets, but have to balance this with the fact that you lose a certain amount of control this way. One thing you can do is set lon...