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jQuery document.ready vs self calling anonymous function
...JS code will run as soon as the parser reads it, but your confusion may be coming in whether there is a "$" in front of the SIAF or not. If so, and this site is using jQuery, then this is the shortened form of the jQuery document.ready helper function, which will schedule the given function to execu...
REST API Best practices: args in query string vs in request body
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The differences between .build, .create, and .create! and when should they be used?
... edited May 23 '17 at 10:31
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answered Dec 31 '08 at 18:26
zenaznzenazn
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d3 axis labeling
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Axis labels aren't built-in to D3's axis component, but you can add labels yourself simply by adding an SVG text element. A good example of this is my recreation of Gapminder’s animated bubble chart, The Wealth & Health of Nations. The x-axis label looks like ...
Rails respond_with: how does it work?
...rated into the third-party responders gem as of Rails 4.2 (release notes / commit dated Aug 2014). While responders is not included in Rails by default, it is a dependency of Devise, and thus available in many Rails applications.
The #respond_to instance method, however, is still a part of Rails (5...
Types in MySQL: BigInt(20) vs Int(20)
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See http://dev.mysql.com/doc/refman/8.0/en/numeric-types.html
INT is a four-byte signed integer.
BIGINT is an eight-byte signed integer.
They each accept no more and no fewer values than can be stored in their respective number of bytes. T...
Pull all commits from a branch, push specified commits to another
...term I think you're looking for is a 'cherry pick'. That is, take a single commit from the middle of one branch and add it to another:
A-----B------C
\
\
D
becomes
A-----B------C
\
\
D-----C'
This, of course, can be done with the git cherry-pick command.
The problem with this comm...
Does Flask support regular expressions in its URL routing?
..., float and path converters, but the application we're developing has more complex patterns in its URLs.
3 Answers
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Checking images for similarity with OpenCV
Does OpenCV support the comparison of two images, returning some value (maybe a percentage) that indicates how similar these images are? E.g. 100% would be returned if the same image was passed twice, 0% would be returned if the images were totally different.
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arrayfun can be significantly slower than an explicit loop in matlab. Why?
...y running other versions of your code. Consider explicitly writing out the computations, instead of using a function in your loop
tic
Soln3 = ones(T, N);
for t = 1:T
for n = 1:N
Soln3(t, n) = 3*x(t, n)^2 + 2*x(t, n) - 1;
end
end
toc
Time to compute on my computer:
Soln1 1.158446...