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What does “atomic” mean in programming?
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381
Here's an example, because an example is often clearer than a long explanation. Suppose foo is...
How to sort a Ruby Hash by number value?
...ages. so simple
– Hady Elsahar
Dec 31 '12 at 12:51
19
@Elchin: you can use metrics.sort_by{ |k, ...
'const string' vs. 'static readonly string' in C#
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answered Jul 6 '10 at 23:29
SLaksSLaks
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How to open every file in a folder?
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357
Os
You can list all files in the current directory using os.listdir:
import os
for filename ...
How to make my layout able to scroll down?
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edited Sep 29 '10 at 6:31
answered Sep 29 '10 at 6:19
Cr...
“Diff” an image using ImageMagick
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322
My own favorites are these two:
compare image1 image2 -compose src diff.png
compare image1 ...
Ruby on Rails: How do you add add zeros in front of a number if it's under 10?
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Did you mean sprintf '%02d', n?
irb(main):003:0> sprintf '%02d', 1
=> "01"
irb(main):004:0> sprintf '%02d', 10
=> "10"
You might want to reference the format table for sprintf in the future, but for this particular example '%02d' means to print an integer...
Method to Add new or update existing item in Dictionary
... Steven
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answered Nov 22 '10 at 11:50
ulrichbulrichb
17.7k66 gold ...
C++ equivalent of Java's toString?
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edited Feb 3 '11 at 21:54
answered Oct 11 '09 at 5:33
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XML Validation with XSD in Visual Studio IDE
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138
You'll need to associate the XML document in Visual Studio with the XSD file you have.
You sh...