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What is scope/named_scope in rails?
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A scope is a subset of a collection. Sounds complicated? It isn't. Imagine this:
You have Users. Now, some of those Users are subscribed to your newsletter. You marked those who receive a newsletter by adding a field to the Users Database (user.subscribed_to_newslette...
Parallel.ForEach vs Task.Run and Task.WhenAll
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In this case, the second method will asynchronously wait for the tasks to complete instead of blocking.
However, there is a disadvantage to use Task.Run in a loop- With Parallel.ForEach, there is a Partitioner which gets created to avoid making more tasks than necessary. Task.Run will always mak...
How do I typedef a function pointer with the C++11 using syntax?
... add_pointer<void()>::type: Using the suggestion here: groups.google.com/a/isocpp.org/d/msg/std-proposals/xDQR3y5uTZ0/… you can write pointer<function<void>>.
– bames53
May 14 '13 at 0:11
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How does Git handle symbolic links?
If I have a file or directory that is a symbolic link and I commit it to a Git repository, what happens to it?
4 Answers
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CSS - Overflow: Scroll; - Always show vertical scroll bar?
...to make it seem more "slick", but at the same time the issue you addressed comes up: people sometimes cannot see whether a div has a scroll feature or not.
The fix: In your css include -
::-webkit-scrollbar {
-webkit-appearance: none;
width: 7px;
}
::-webkit-scrollbar-thumb {
border-radius...
How to match any non white space character except a particular one?
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What exactly do the Vagrant commands do?
There is surprisingly no documentation on what the Vagrant commands do, other than references throughout the "getting started" tutorial.
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Pythonic way of checking if a condition holds for any element of a list
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30
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How do I check two or more conditions in one ?
... edited May 23 '17 at 11:54
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answered Dec 2 '11 at 11:44
olly_ukolly_uk
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