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Is there a way to programmatically scroll a scroll view to a specific edit text?
...ng the UI thread, when you can, after you've done all you had to do before now, do this (scroll). You're basically putting the scroll in the queue and letting the thread do it when it can, respecting the order of things it was doing before you requested it.
– Martin Marconcini
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Drop unused factor levels in a subsetted data frame
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It is a known issue, and one possible remedy is provided by drop.levels() in the gdata package where your example becomes
> drop.levels(subdf)
letters numbers
1 a 1
2 b 2
3 c 3
> levels(dro...
What is the difference between :first-child and :first-of-type?
...g at have all been divs, but bear with me, I'll get to that in a bit.
For now, the converse also holds true: any :first-child is also :first-of-type by necessity. Since the first child here is also the first div, it will match both pseudo-classes, as well as the type selector div:
<div class="p...
Disable ActiveRecord for Rails 4
... I created an application with rails new my_app -O a month ago. Now I want the active record back. What are files/gems/configuration I need to add now?
– Jak
Mar 25 '15 at 20:09
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Does a foreign key automatically create an index?
...en two tables - that has nothing to do with an index per se.
But it is a known fact that it makes a lot of sense to index all the columns that are part of any foreign key relationship, because through a FK-relationship, you'll often need to lookup a relating table and extract certain rows based on ...
How to get C# Enum description from value? [duplicate]
...urn Enumerations.GetEnumDescription((Enum)(object)((TEnum)EnumValue));
}
now I can write:
MyEnum my = MyEnum.HereIsAnother;
string description = my.ToDescription();
System.Diagnostics.Debug.Print(description);
Note: replace "Enumerations" above with your class name
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Converting .NET DateTime to JSON [duplicate]
...r, that's fine too, but if that means you're doing substring + validation, now you're into multiple lines of code (hopefully in a separate function) which means more things that can go wrong and more programmer time spent (programmers being more expensive than CPUs).
– gregmac
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How to install plugins to Sublime Text 2 editor?
...me, type in install and press enter, then search for emmet.
EDIT: You can now also press Ctrl + Shift + P right away and use the command 'Install Package Control' instead of following the install instructions. (Tested on Build 3126)
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Test method is inconclusive: Test wasn't run. Error?
... Worked for me and I don't have to clear build for the tests now. Thanks Elias.
– PhoenixPan
Mar 18 '19 at 0:01
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Understanding Node.js modules: multiple requires return the same object?
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is this last caveat still true now that npm would install A,B, and APP in a flat directory structure? If not, how can a module be set up to cache its results between multiple other modules?
– Michael
Aug 7 '17 at 22:...