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How to run functions in parallel?
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This can be done elegantly with Ray, a system that allows you to easily parallelize and distribute your Python code.
To parallelize your example, you'd need to define your functions with the @ray.remote decorator, and then invoke them wit...
When to use a “has_many :through” relation in Rails?
...sociation model when you need it.
Note that you can also do this with has_one.
Edit: Making it easy to add a user to a group
def add_group(group, role = "member")
self.group_associations.build(:group => group, :role => role)
end
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ld cannot find an existing library
...rsions of a library in your system, and if an application needs a specific one, it can link to it, while in general, the newest one is chosen by symlink. I do not know why this symlink was missing.
– Svante
Dec 3 '08 at 1:19
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How do I get an empty array of any size in python?
...ay" you actually mean a Python list, you can use
a = [0] * 10
or
a = [None] * 10
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Why should I care about lightweight vs. annotated tags?
...ist.
Signing tags is pretty much like signing anything else - it provides one more level of security for the paranoid. Most of us aren't ever going to use it, but if you really want to verify everything before you put that software on your computer, you might want it.
Edit:
As for what to write i...
jquery-ui-dialog - How to hook into dialog close event
...g closes first and then the alert appears, if it is same situation to everyone, can someone help me so that alert appears first and then on click of OK then the window closes? Correct me....
– changeme
Jul 10 '12 at 17:12
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Are there legitimate uses for JavaScript's “with” statement?
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For those still opposed, one could always use a closure: for (var i = 0; i < 3; ++i) { setTimeout ((function () { var num = i; return function () { alert (num); }; }) (), 10);}
– Thomas Eding
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AJAX POST and Plus Sign ( + ) — How to Encode?
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Use encodeURIComponent() in JS and in PHP you should receive the correct values.
Note: When you access $_GET, $_POST or $_REQUEST in PHP, you are retrieving values that have already been decoded.
Example:
In your JS:
// url encode your...
Find when a file was deleted in Git
... have to be escaped: git log '--' [file path]. Hopefully this can same someone else some teeth-gnashing.
– A. Wilson
Aug 22 '14 at 20:24
71
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How do you check if a selector matches something in jQuery? [duplicate]
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This is one of the sillier plugins I've ever seen...
– Alex Sexton
May 27 '10 at 4:26
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