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CSS background image alt attribute
...t, this is often recommended where presenting visual icons is more compact and user-friendly than an equivalent list of text blurbs. Any use of image sprites can benefit from this approach.
It is quite common for hotel listings icons to display amenities. Imagine a page which listed 50 hotel and ea...
How to read the Stock CPU Usage data
On Ice Cream Sandwich, an option in the Developer Options is "Show CPU Usage", which adds an overlay on the screen (see screenshot below).
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Checking a Python module version at runtime
...d 'version' attribute, you can inspect the interfaces it contains (classes and methods) and see if they match the interface they expect. Then in the actual code that you're working on, assume that the 3rd party modules have the interface you expect.
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JavaScript - get the first day of the week from current date
...get the first day of the week. For example: today is the 11th of November, and a Thursday; and I want the first day of this week, which is the 8th of November, and a Monday. I need the fastest method for MongoDB map function, any ideas?
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Restart node upon changing a file
For someone who is coming from PHP background the process of killing node and starting it again after every code change, seems very tedious. Is there any flag when starting a script with node to automatically restart node when code change is saved?
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Can a C# lambda expression have more than one statement?
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edited Jul 15 at 14:02
Andrew
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answered Apr 13 '11 at 18:23
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Default template arguments for function templates
...rt by Bjarne Stroustrup: Default Template Arguments for Function Templates and what he says
The prohibition of default template arguments for function templates is a misbegotten remnant of the time where freestanding functions were treated as second class citizens and required all template argum...
How to extract URL parameters from a URL with Ruby or Rails?
... thing for a recent project.
Building on Levi's solution, here's a cleaner and faster method:
Rack::Utils.parse_nested_query 'param1=value1&param2=value2&param3=value3'
# => {"param1"=>"value1", "param2"=>"value2", "param3"=>"value3"}
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Scala Doubles, and Precision
...likely, I'd say. Anything involving grids or finance can require rounding and also performance.
– Rex Kerr
Jun 19 '12 at 20:33
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ipython notebook clear cell output in code
In a iPython notebook, I have a while loop that listens to a Serial port and print the received data in real time.
3 Answ...