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Rails Migration: Remove constraint
I have a table in a Rails application which (in schema.rb) looks like:
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difference and when to use getApplication(), getApplicationContext(), getBaseContext() and someClass
I'm new to android and I'm trying to understand the difference between getApplication() , getApplicationContext( ), getBaseContext() , getContext() and someClass.this and especially when to use the these methods in the following code lines:
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Is it necessary to explicitly remove event handlers in C#
I have a class that offers up a few events. That class is declared globally but not instanced upon that global declaration--it's instanced on an as-needed basis in the methods that need it.
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Memcache(d) vs. Varnish for speeding up 3 tier web architecture
I'm trying to speed up my benchmark (3 tier web architecture), and I have some general questions related to Memcache(d) and Varnish.
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Different class for the last element in ng-repeat
I am creating a list using ng-repeat something like this
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Does a valid XML file require an XML declaration?
I am parsing an XML file using Sax Parser of Xerces.
Is the XML declaration <?xml version="1.0" encoding="UTF-8"?> required?
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Android imageview not respecting maxWidth?
So, I have an imageview that should display an arbitrary image, a profile picture downloaded from the internet. I want this the ImageView to scale its image to fit inside the height of the parent container, and a set max width of 60dip. However, if the image is tall ratio-wise, and doesn't need the ...
How do I split a string into an array of characters? [duplicate]
I want to string.split a word into array of characters.
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Why and How to avoid Event Handler memory leaks?
I just came to realize, by reading some questions and answers on StackOverflow, that adding event handlers using += in C# (or i guess, other .net languages) can cause common memory leaks...
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How to stop text from taking up more than 1 line?
Is there a word-wrap or any other attribute that stops text from wrapping? I have a height, and overflow:hidden , and the text still breaks.
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