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Selecting the first “n” items with jQuery
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You probably want to read up on slice. Your code will look something like this:
$("a").slice(0,20)
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Sort a list by multiple attributes?
...e:
s = sorted(s, key = lambda x: (x[1], x[2]))
Or you can achieve the same using itemgetter (which is faster and avoids a Python function call):
import operator
s = sorted(s, key = operator.itemgetter(1, 2))
And notice that here you can use sort instead of using sorted and then reassigning:
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What does the term “porcelain” mean in Git?
The term "porcelain" appears occasionally in the Git documentation. What does it mean?
9 Answers
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Are Mutexes needed in javascript?
I have seen this link: Implementing Mutual Exclusion in JavaScript .
On the other hand, I have read that there are no threads in javascript, but what exactly does that mean?
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Static nested class in Java, why?
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The Sun page you link to has some key differences between the two:
A nested class is a member of its enclosing class. Non-static nested classes (inner classes) have access to other members of the enclosing class, even if they are declared private. Stat...
Is there any particular difference between intval and casting to int - `(int) X`?
...ow earlier today, the base conversion does not work as expected if the argument is an int or float.
– t-dub
Oct 20 '11 at 4:23
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Ruby: How to iterate over a range, but in set increments?
...classes/Range.html#M000695 for the full API.
Basically you use the step() method. For example:
(10..100).step(10) do |n|
# n = 10
# n = 20
# n = 30
# ...
end
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Undo a git stash
... do this? I've closed the terminal and my laptop is shut down. I've done some researched and it seems there's no way to do this.
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How to align 3 divs (left/center/right) inside another div?
I want to have 3 divs aligned inside a container div, something like this:
18 Answers
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JavaScript check if variable exists (is defined/initialized)
Which method of checking if a variable has been initialized is better/correct?
(Assuming the variable could hold anything (string, int, object, function, etc.))
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