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Check if value exists in Postgres array
...Thanks. Must have skipped that part of manual. This works great. It has a side effect of automatic casting. Ex: SELECT 1::smallint = ANY ('{1,2,3}'::int[]) works. Just make sure to put ANY() on the right side of expression.
– Mike Starov
Jun 27 '12 at 23:52
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When to use nested classes and classes nested in modules?
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@rubyprince, I'm not sure what you mean by establishing a relation between Car.new and Car::Wheel.new. You definitely don't need to initialize a Car object to initialize a Car::Wheel object in Ruby, but the Car class must be loaded and executed for Car::Wheel ...
How to get values from IGrouping
...umerable<IGrouping<int, smth>> groups = list.GroupBy(x => x.id);
IEnumerable<smth> smths = groups.SelectMany(group => group);
List<smth> newList = smths.ToList();
share
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What's this =! operator? [duplicate]
...rator. This usage was deprecated by the creation of Standard C, so now it means 'assign the logical inverse', as in a = !b. This is a good argument for always surrounding binary operators with spaces, just to make it clear to the humans reading the code what the compiler is thinking.
I'm a bit su...
Setting global styles for Views in Android
... @AmitKumar No they should not! In this particular case this would mean to use a separate custom class for each different attribute value. This produces a lot of bloat code and makes the actual layout not readable any more (you will have to visit each class to see what it is doing instead of...
What exactly does the “u” do? “git push -u origin master” vs “git push origin master”
...er. :) When I say git push <remote> <branch> is unambiguous, I mean that relative to git push which relies on the branch config. Similarly, git pull <remote> <branch> is unambiguous and git pull relies on the branch config. Once you've pushed with -u, both git push and git pu...
How can I remove an SSH key?
... a server. The problem is I lost my ~/.ssh directory (with the original id_rsa and id_rsa.pub files).
7 Answers
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Differences between detach(), hide() and remove() - jQuery
... hide() sets the matched elements' CSS display property to none. It means : Can you describe me the difference between hide() and display:none.
– Krish
Apr 28 '16 at 7:27
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How can I set the aspect ratio in matplotlib?
... The reason that the aspect looks unequal is because equal aspect means that visual distance in x will be the same as y. If the image is square, but the plot dx and dy are different, then that is not a 1:1 aspect ratio. The aspect ratio will be dy/dx in that case.
– ba...
A circular reference was detected while serializing an object of type 'SubSonic.Schema .DatabaseColu
... new {
Result = (from obj in db.Things select new {Id = obj.Id, Name = obj.Name})
}
, JsonRequestBehavior.AllowGet
);
}
It could also be the following in case you don't want the objects inside a Result property:
public JsonResult getJso...