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Why was the arguments.callee.caller property deprecated in JavaScript?
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254
Early versions of JavaScript did not allow named function expressions, and because of that we ...
@RequestParam in Spring MVC handling optional parameters
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229
You need to give required = false for name and password request parameters as well. That's bec...
How to get rspec-2 to give the full trace associated with a test failure?
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244
You must run rspec with -b option to see full backtraces
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CSS: How to have position:absolute div inside a position:relative div not be cropped by an overflow:
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A trick that works is to position box #2 with position: absolute instead of position: relative. We usually put a position: relative on an outer box (here box #2) when we want an inner box (here box #3) with position: absolute to be positioned relative to the outer...
mailto link multiple body lines
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212
You can use URL encoding to encode the newline as %0A.
mailto:email@address.com?subject=test&...
Persistent invalid graphics state error when using ggplot2
...n't get reset. This worked for me and it's simpler than reinstalling ggplot2.
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Clone contents of a GitHub repository (without the folder itself)
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323
If the current directory is empty, you can do that with:
git clone git@github:me/name.git .
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Assigning a variable NaN in python without numpy
... from math import nan
>>> print(nan)
nan
>>> print(nan + 2)
nan
>>> nan == nan
False
>>> import math
>>> math.isnan(nan)
True
Before Python 3.5, one could use float("nan") (case insensitive).
Note that checking to see if two things that are NaN are equ...
How to select first and last TD in a row?
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answered Aug 29 '11 at 10:18
James AllardiceJames Allardice
152k2121 gold badges309309 silver badges301301 bronze badges
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Automatic creation date for Django model form objects?
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