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How to center the content inside a linear layout?

I'm trying to center an ImageView inside a LinearLayout horizontally and vertically, but I just can't do it. The main reason why I'm not using a RelativeLayout for that is because I need the layout_weight (my Activity consists of four columns that should be equally divided, and also respon...
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Literal notation for Dictionary in C#?

...gt; object first as the shortcut syntax is translated to a bunch of Add() calls (like your code): var data = new Dictionary<string, string> { { "test", "val" }, { "test2", "val2" } }; In C# 6, you now have the option of using a more intuitive syntax with Dictionary as well as any o...
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CSS3 :unchecked pseudo-class

... This may seem inconsistent with the :enabled and :disabled states, especially since an element can be neither enabled nor disabled (i.e. the semantics completely do not apply), however there does not appear to be any explanation for this inconsistency. (:indeterminate does not count, because an e...
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What is a “first chance exception”?

...ception? How and where does it originate in a .NET program? And why is it called by that peculiar name (what 'chance' are we talking about)? ...
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Add margin above top ListView item (and below last) in Android

...oup, the base class for layouts and views containers. The related method call is: public void setClipToPadding (boolean clipToPadding) share | improve this answer | follow...
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How to pass event as argument to an inline event handler in JavaScript?

...lobal event object. It's because the context in which the DOM0 handler is called has an event object, even if [on some browsers] it isn't a global.) – T.J. Crowder May 6 '13 at 18:04 ...
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How can I create a correlation matrix in R?

...es/…, or a simple matrix, but with the R-squared instead of pearson, kendall, or spearman correlation? – FraNut Jan 22 '15 at 12:13 ...
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Is it possible to do start iterating from an element other than the first using foreach?

... Good call. WTB auto-complete (gahh can't remember the real name of it) in stackoverflow ;) – MoarCodePlz Jun 21 '11 at 17:56 ...
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What is pluginManagement in Maven's pom.xml?

...uginManagement is only a way to share the same plugin configuration across all your project modules. From Maven documentation: pluginManagement: is an element that is seen along side plugins. Plugin Management contains plugin elements in much the same way, except that rather than configuring pl...
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Small Haskell program compiled with GHC into huge binary

Even trivially small Haskell programs turn into gigantic executables. 2 Answers 2 ...