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How to change the background color of the options menu?

... After spending a considerable amount of time trying all the options, the only way I was able to get an app using AppCompat v7 to change the overflow menu background was using the itemBackground attribute: <style name="AppTheme" parent="Theme.AppCompat.Light.DarkActionBar"&...
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Adding a user to a group in django

... I would expect to see in a section of the docs under auth for programmatically creating groups. instead all there is is a weak paragraph: docs.djangoproject.com/en/1.3/topics/auth/#groups I guess it helps to keep in mind that the auth models are just regular models, and the standard model reference...
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What is the difference between linear regression and logistic regression?

...e, and greater than 1 whereas probability can not. As regression might actually produce probabilities that could be less than 0, or even bigger than 1, logistic regression was introduced. Source: http://gerardnico.com/wiki/data_mining/simple_logistic_regression Outcome In linear regression, the...
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How to see if an NSString starts with a certain other string?

... bobicsbobics 2,20322 gold badges2020 silver badges2424 bronze badges add a com...
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单页web应用(SPA)的简单介绍 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...     main.innerHTML=data;      }   }); } ________________________________ 参考原文链接:http://www.cnblogs.com/constantince/p/5586851.html 单页应用 SPA
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How can I use Spring Security without sessions?

...n block these assets on the first load because "the URL contained a potentially malicious String ';'". – workerjoe Mar 5 at 17:36 ...
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How to create SBT project with IntelliJ Idea?

...Sbt developing, and I'd like to import a Sbt project in IntelliJ Idea. Actually, I managed to import my project in two different ways: ...
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What's the difference between a proc and a lambda in Ruby?

...ept the resulting Proc objects check the number of parameters passed when called. An example: p = Proc.new {|a, b| puts a**2+b**2 } # => #<Proc:0x3c7d28@(irb):1> p.call 1, 2 # => 5 p.call 1 # => NoMethodError: undefined method `**' for nil:NilClass p.call 1, 2, 3 # => 5 l = lamb...
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What is SOA “in plain english”? [closed]

Can someone explain in plain english what is SOA all about ? I hear SOA here, SOA there but I cannot understand exacly what it is and what is used for. Was it some simple concept and later evolved into something huge or what? ...
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When is the finalize() method called in Java?

I need to know when the finalize() method is called in the JVM . I created a test class which writes into a file when the finalize() method is called by overriding it. It is not executed. Can anybody tell me the reason why it is not executing? ...