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Is CSS Turing complete?
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You can encode Rule 110 in CSS3, so it's Turing-complete so long as you consider an appropriate accompanying HTML file and user interactions to be part of the “execution” of CSS. A pretty good implementation is available, and another impleme...
Difference between object and class in Scala
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Is there a shortcut to make a block comment in Xcode?
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Java's Virtual Machine and CLR
... a modern CPU like the x86 or PowerPC. The evaluation of all expressions ((1 + 1) / 2) is performed by pushing operands onto the "stack" and then popping those operands off the stack whenever an instruction (add, divide, etc) needs to consume those operands. Each instruction pushes its results back ...
Python's time.clock() vs. time.time() accuracy?
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How to compare only Date without Time in DateTime types in Linq to SQL with Entity Framework?
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How can I get screen resolution in java?
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Save image from URL by paperclip
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Here is a simple way:
require "open-uri"
class User < ActiveRecord::Base
has_attached_f...