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iOS 7 style Blur view

... the complete replication of the blur size in iOS 7's control center view. From that, I created the GPUImageiOS7BlurFilter class that encapsulates the proper blur size and color correction that Apple appears to be using here. This is how GPUImage's blur (on the right) compares to the built-in blur (...
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Compiling a java program into an executable [duplicate]

... and Executor will turn the jar into a Windows exe file, indistinguishable from a native application. Simply double-clicking the exe file will invoke the Java Runtime Environment and launch your application. Download: http://mpowers.net/executor/ EDIT: The above link is broken, but here is the pag...
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How To Auto-Format / Indent XML/HTML in Notepad++

...extFX as a plugin. Plugins -> Plugin Manager -> Show Plugin Manager. Select TextFX and install. After a restart of npp, the menu 'TextFS' should be visible. – remipod Mar 5 '12 at 8:59 ...
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System.IO.Packaging

...4.0: In your project's Solution Explorer, right-click on References and select Add References from the context menu. Select Assemblies in the left-hand pane, then click the Browse button next to the File name field near the botton of the pane. Browse to .NET 4.0 reference assemblies and select Wi...
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Python Pandas merge only certain columns

... You can use .loc to select the specific columns with all rows and then pull that. An example is below: pandas.merge(dataframe1, dataframe2.iloc[:, [0:5]], how='left', on='key') In this example, you are merging dataframe1 and dataframe2. You h...
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Convert form data to JavaScript object with jQuery

... @Marek, I did a test for here on jsfiddle. The trick is to name your select properly. <select name="foo" multiple="multiple"> will not work in any scenario. However, if you use [], as in <select name="bar[]" multiple="multiple">, it will work just fine :) – ma...
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Explanation of JSONB introduced by PostgreSQL

...h a stable release, there will be two major use cases, when you can easily select between them: If you only work with the JSON representation in your application, PostgreSQL is only used to store & retrieve this representation, you should use json. If you do a lot of operations on the JSON val...
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How to get a one-dimensional scalar array as a doctrine dql query result?

...as callback, instead of writing a closure. $result = $em->createQuery("SELECT a.id FROM Auction a")->getScalarResult(); $ids = array_map('current', $result); See Petr Sobotka's answer below for additional info regarding memory usage. PHP >= 5.5 As jcbwlkr's answered below, the rec...
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Where can I get a list of Ansible pre-defined variables?

... Argh! From the FAQ: How do I see a list of all of the ansible_ variables? Ansible by default gathers “facts” about the machines under management, and these facts can be accessed in Playbooks and in templates. To see a list of ...
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iPhone Data Usage Tracking/Monitoring

...statistic (ifa_data->ifi_obytes and ifa_data->ifi_ibytes) are stored from previous device reboot. I don't know why, but ifi_opackets and ifi_ipackets are shown just for lo0 (I think its main interface ). Yes. Then device is connected via WiFi and doesn't use internet if_iobytes values sti...