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Understanding the Rails Authenticity Token
... get the same result every time)." Just a subtle clarification here. Safe means no side-effects. Idempotent means the same side effect no matter how many time a service is called. All safe services are inherently idempotent because there are no side effects. Calling GET on a current-time resource ...
ASP.Net MVC: How to display a byte array image from model
... and if you don't have too many of them, and if the images are not secret (meaning it's no big deal if one user could potentially see another person's image)...
Lots of "if"s here, so there's a good chance this is a bad idea:
You can store the image bytes in Cache for a short time, and make an ima...
What does !important mean in CSS?
What does !important mean in CSS?
5 Answers
5
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How can I make git do the “did you mean” suggestion?
...repo$ git puhs
git: 'puhs' is not a git command. See 'git --help'
Did you mean this?
push
kristian@office:~/myrepo$ idid !!
Counting objects: 18, done.
Delta compression using up to 32 threads.
Compressing objects: 100% (10/10), done.
Writing objects: 100% (10/10), 1.17 KiB, done.
Total 10 (...
How to make an anchor tag refer to nothing?
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breaks when linking images in IE What does this mean?
– eugene
Aug 30 '13 at 3:44
15
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What does an underscore in front of an import statement mean?
...ers described it completely, for "Show me The Code" people, this basically means: create package-level variables and execute the init function of that package.
And (if any) the hierarchy of package-level variables & init functions of packages that, this package has imported.
The only side effe...
AngularJS $resource RESTful example
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$resource was meant to retrieve data from an endpoint, manipulate it and send it back. You've got some of that in there, but you're not really leveraging it for what it was made to do.
It's fine to have custom methods on your resource, bu...
How to use the 'sweep' function
... looking at the code in R 3.0.1. Here sweep is used to subtract out column means before computing the covariance. On line 19 of the code the centering vector is derived:
center <- if (center)
colSums(wt * x)
else 0
and on line 54 it is swept out of the matrix
x <- sqrt(wt) * ...
What does the forward slash mean in the CSS font shorthand?
...2f%2fstackoverflow.com%2fquestions%2f4080265%2fwhat-does-the-forward-slash-mean-in-the-css-font-shorthand%23new-answer', 'question_page');
}
);
Post as a guest
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What does -fPIC mean when building a shared library?
...d independence between individual modules, but I'm not sure what it really means. Can you explain?
3 Answers
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