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What is scope/named_scope in rails?
... possible you meant scope :recent, -> { order(created_at: :desc) } ? apidock.com/rails/v4.2.9/ActiveRecord/QueryMethods/order
– notapatch
Jul 18 '19 at 15:09
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Parallel.ForEach vs Task.Run and Task.WhenAll
...op- With Parallel.ForEach, there is a Partitioner which gets created to avoid making more tasks than necessary. Task.Run will always make a single task per item (since you're doing this), but the Parallel class batches work so you create fewer tasks than total work items. This can provide signific...
Default implementation for Object.GetHashCode()
...COOPERATIVE;
SO_TOLERANT;
}
CONTRACTL_END;
VALIDATEOBJECTREF(obj);
DWORD idx = 0;
if (obj == 0)
return 0;
OBJECTREF objRef(obj);
HELPER_METHOD_FRAME_BEGIN_RET_1(objRef); // Set up a frame
idx = GetHashCodeEx(OBJECTREFTo...
How to force HTTPS using a web.config file
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This works, but unfortunately also on localhost. To avoid this you can add this to <conditions>: <add input="{HTTP_HOST}" pattern="localhost" negate="true" />
– wezzix
Aug 17 '17 at 15:29
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What does addChildViewController actually do?
...d to do is implement a custom container view controller - lets call it SideBarViewController - that swaps out which of several possible child view controllers it shows, almost exactly like a standard Tab Bar Controller . (It's pretty much a Tab Bar Controller but with a hideable side menu ins...
Why is whitespace sometimes needed around metacharacters?
...not work at all, as the shell, hopefully zsh, is in interactive mode, as evidenced by the prompt...
– SzG
Jun 10 '14 at 5:46
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Code signing certificate for open-source projects?
... me, not by someone else. I also want to create a secure website with a valid SSL certificate so visitors can create their own accounts in a secure way so they can contribute to this project.
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What exactly do the Vagrant commands do?
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I agree with you that documentation at vagrantup is on the shorter side.
Some information can be gleaned from command help system.
For example: gem command.
Just type the command without arguments: vagrant gem -h and it produces the information that you may need.
vagrant gem is used t...
Handle file download from ajax post
...wnload it? I've read a number of similar threads here but none of them provide the answer I'm looking for.
20 Answers
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What's the difference between ngModel.$modelValue and ngModel.$viewValue
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Also not if the input is invalid the $modelValue won't be set. Ie, if you have <input ng-minlength="8"... > and you input is only 5 characters long, the $viewValue will show those 5 characters but $modelValue will not exist.
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