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MySQL select 10 random rows from 600K rows fast
How can I best write a query that selects 10 rows randomly from a total of 600k?
26 Answers
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CALayers didn't get resized on its UIView's bounds change. Why?
I have a UIView which has about 8 different CALayer sublayers added to its layer.
If I modify the view's bounds (animated), then the view itself shrinks (I checked it with a backgroundColor ), but the sublayers' size remains unchanged .
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Programmatically selecting text in an input field on iOS devices (mobile Safari)
How do you programmatically select the text of an input field on iOS devices, e.g. iPhone, iPad running mobile Safari?
10 A...
How can I transform string to UTF-8 in C#?
I have a string that I receive from a third party app and I would like to display it correctly in any language using C# on my Windows Surface.
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How do I get bit-by-bit data from an integer value in C?
I want to extract bits of a decimal number.
8 Answers
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Android search with Fragments
Does somebody know of a tutorial or an example of how to implement the standard Android search interface with Fragment s? In other words, is it possible to put a standard search with a SearchManager in a Fragment?
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C# - how to determine whether a Type is a number
Is there a way to determine whether or not a given .Net Type is a number? For example: System.UInt32/UInt16/Double are all numbers. I want to avoid a long switch-case on the Type.FullName .
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What do I have to do to get Core Data to automatically migrate models?
...he documentation about automatic /lightweight migration for Core Data models - but I am having problems implementing it.
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Build the full path filename in Python
I need to pass a file path name to a module. How do I build the file path from a directory name, base filename, and a file format string?
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