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Scala downwards or decreasing for loop?
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scala> 10 to 1 by -1
res1: scala.collection.immutable.Range = Range(10, 9, 8, 7, 6, 5, 4, 3, 2, 1)
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Django gives Bad Request (400) when DEBUG = False
I am new to django-1.6. When I run the django server with DEBUG = True , it's running perfectly. But when I change DEBUG to False in the settings file, then the server stopped and it gives the following error on the command prompt:
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How to change highlighted occurrences color in Eclipse's sidebar?
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175
The color in the bar is the same as the color the text is highlighted with in the editor. It i...
What does the question mark operator mean in Ruby?
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301
It is a code style convention; it indicates that a method returns a boolean value.
The question...
0.1 float is greater than 0.1 double. I expected it to be false [duplicate]
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172
I'd say the answer depends on the rounding mode when converting the double to float. float has...
Array.sort() doesn't sort numbers correctly [duplicate]
In Chrome 14, and Firefox 5 (haven't tested other browsers), the following code doesn't sort the numbers correctly:
5 Answe...
Dynamically creating keys in a JavaScript associative array
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144
Use the first example. If the key doesn't exist it will be added.
var a = new Array();
a['na...
How to concatenate strings of a string field in a PostgreSQL 'group by' query?
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14 Answers
14
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Return two and more values from a method
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160
def sumdiff(x, y)
return x+y, x-y
end
#=> nil
sumdiff(3, 4)
#=> [7, -1]
a = sumdiff(...