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How to change line-ending settings
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edited May 26 '18 at 23:50
The Guy with The Hat
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Is there any way to use a numeric type as an object key?
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109
No, this is not possible. The key will always be converted to a string. See Property Accessor...
How to identify platform/compiler from preprocessor macros?
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133
For Mac OS:
#ifdef __APPLE__
For MingW on Windows:
#ifdef __MINGW32__
For Linux:
#ifdef...
OSError: [Errno 2] No such file or directory while using python subprocess in Django
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edited Sep 23 '13 at 15:16
answered Sep 23 '13 at 15:11
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How to prevent browser page caching in Rails
...se.headers["Pragma"] = "no-cache"
response.headers["Expires"] = "Mon, 01 Jan 1990 00:00:00 GMT"
end
end
Rails 4 and older versions:
class ApplicationController < ActionController::Base
before_filter :set_cache_headers
private
def set_cache_headers
response.headers["Cache-Con...
Count, size, length…too many choices in Ruby?
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195
For arrays and hashes size is an alias for length. They are synonyms and do exactly the same t...
How to initialize all members of an array to the same value?
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1276
Unless that value is 0 (in which case you can omit some part of the initializer
and the corre...
Comparing arrays in JUnit assertions, concise built-in way?
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edited Dec 12 '11 at 19:46
answered Nov 19 '10 at 19:06
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converting drawable resource image into bitmap
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edited Jan 31 '14 at 19:38
answered Jan 3 '12 at 19:14
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NameError: global name 'xrange' is not defined in Python 3
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591
You are trying to run a Python 2 codebase with Python 3. xrange() was renamed to range() in Pyth...