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How to pip or easy_install tkinter on Windows
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12 Answers
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How to use string.replace() in python 3.x
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328
As in 2.x, use str.replace().
Example:
>>> 'Hello world'.replace('world', 'Guido')
'...
virtualenvwrapper and Python 3
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25
The latest version of virtualenvwrapper is tested under Python3.2. Chances are good it will wor...
SET versus SELECT when assigning variables?
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Luke Girvin
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answered Oct 15 '10 at 19:22
OMG PoniesOMG Pon...
Correctly determine if date string is a valid date in that format
...et. Originally written by Glavić.]
Test cases:
var_dump(validateDate('2013-13-01')); // false
var_dump(validateDate('20132-13-01')); // false
var_dump(validateDate('2013-11-32')); // false
var_dump(validateDate('2012-2-25')); // false
var_dump(validateDate('2013-12-01')); // true
var_dump(...
Java using enum with switch statement
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162
The part you're missing is converting from the integer to the type-safe enum. Java will not do ...
Counter increment in Bash loop not working
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answered May 9 '12 at 12:30
bosbos
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In which order should floats be added to get the most precise result?
...s things somewhat. Consider the case where we're adding single-precision (32 bit) floats, and there are 1 billion values equal to 1 / (1 billion), and one value equal to 1. If the 1 comes first, then the sum will come to 1, since 1 + (1 / 1 billion) is 1 due to loss of precision. Each addition has n...
Why do == comparisons with Integer.valueOf(String) give different results for 127 and 128?
...is returning an Integer object, which may have its values cached between -128 and 127. This is why the first value returns true - it's cached - and the second value returns false - 128 isn't a cached value, so you're getting two separate Integer instances.
It is important to note that you are comp...
Passing a string with spaces as a function argument in bash
...ur function declaration is wrong.
myFunction()
{
echo "$1"
echo "$2"
echo "$3"
}
And like the others, it works for me as well. Tell us what version of shell you are using.
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