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Passing parameters in rails redirect_to
...
You can't redirect with a POST. From the HTTP 1.1 docs under the 3xx definitions: "The action required MAY be carried out by the user agent without interaction with the user if and only if the method used in the second request is GET or HEAD." Expand on wh...
Finding a substring within a list in Python [duplicate]
...*1000
sub = 'abc'
timeit.timeit('[s for s in mylist if sub in s]', setup='from __main__ import mylist, sub', number=100000)
# for me 7.949463844299316 with Python 2.7, 8.568840944994008 with Python 3.4
timeit.timeit('next((s for s in mylist if sub in s), None)', setup='from __main__ import mylist, ...
Ignoring an already checked-in directory's contents?
...out sub-directories. Now I just created a script to copy these assets over from another, structured directory, with several levels of sub-directories.
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Should the hash code of null always be zero, in .NET
...n.Spring;
Season? vnull = null;
if(vnull == v) // never TRUE
EDIT
From MSDN
If two objects compare as equal, the GetHashCode method for each object must return the same value. However, if two objects do not compare as equal, the GetHashCode methods for the two object do not have to return ...
Delete ActionLink with confirm dialog
...a delete button on my Details view. I eventually realised I needed to post from that view:
@using (Html.BeginForm())
{
@Html.AntiForgeryToken()
@Html.HiddenFor(model => model.Id)
@Html.ActionLink("Edit", "Edit", new { id = Model.Id }, new { @class = "b...
In C#, What is a monad?
...ing all day is combining some functions together to build bigger functions from them. Usually you have not only functions in your toolbox but also other things like operators, variable assignments and the like, but generally your program combines together lots of "computations" to bigger computation...
git: Show index diff in commit message as comment
...script to generate few addition lines in diff format, but it got truncated from the first line
– Dennis C
Apr 8 '13 at 0:58
2
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Saving images in Python at a very high quality
... elevation_angle is a number (in degrees) specifying the polar angle (down from vertical z axis) and the azimuthal_angle specifies the azimuthal angle (around the z axis).
I find that it is easiest to determine these values by first plotting the image and then rotating it and watching the current v...
Why does parseInt(1/0, 19) return 18?
...19)
Within base 19 numbers 0-9 and A-I (or a-i) are a valid numbers. So, from the "Infinity" it takes I of base 19 and converts to base 10 which becomes 18
Then it tries to take the next character i.e. n which is not present in base 19 so discards next characters (as per javascript's behavior of c...
Visual Studio keyboard shortcut to automatically add the needed 'using' statement
...LL file, then ReSharper is able to see that the TestFixtureAttribute comes from that DLL file, so it will automatically add that assembly reference to your new project.
And it also adds required namespaces for extension methods. At least the ReSharper version 5 beta does. I'm pretty sure that Visua...