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Using do block vs braces {}
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do..end syntax. Consider the following
two snippets of code:
1.upto 3 do |x|
puts x
end
1.upto 3 { |x| puts x }
# SyntaxError: compile error
Second example only works when parentheses is used, 1.upto(3) { |x| puts x }
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Add a CSS class to
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356
<%= f.submit 'name of button here', :class => 'submit_class_name_here' %>
This shou...
On localhost, how do I pick a free port number?
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231
Do not bind to a specific port, or bind to port 0, e.g. sock.bind(('', 0)). The OS will then p...
“ArrayAdapter requires the resource ID to be a TextView” xml problems
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3 Answers
3
Active
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How to check whether an object has certain method/property?
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JulienJulien
7,54133 gold badges2020 silver badges1616 bronze badges
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how to set “camera position” for 3d plots using python/matplotlib?
I'm learning how to use mplot3d to produce nice plots of 3d data and I'm pretty happy so far. What I am trying to do at the moment is a little animation of a rotating surface. For that purpose, I need to set a camera position for the 3D projection. I guess this must be possible since a surface can b...
NSString: isEqual vs. isEqualToString
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103
isEqual: compares a string to an object, and will return NO if the object is not a string. isEqu...
Default html form focus without JavaScript
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edited Sep 4 '15 at 5:43
jpaugh
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answered Nov ...
Python - 'ascii' codec can't decode byte
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answered Mar 10 '12 at 5:34
Winston EwertWinston Ewert
39.1k1010 gold badges6262 silver badges7878 bronze badges
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