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Recursive directorm>y m> listing in DOS
...oter information trm>y m> this:
dir /s /b
(For sure this will work for DOS 6 m>and m> later; might have worked prior to that, but I can't recall.)
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Rails: select unique values from a column
...ing)
Result of this is a collection of Model objects. Not plain ratings. m>And m> from uniq's point of view, them>y m> are completelm>y m> different. m>Y m>ou can use this:
Model.select(:rating).map(&:rating).uniq
or this (most efficient)
Model.uniq.pluck(:rating)
# rails 5+
Model.distinct.pluck(:rating)
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Linq with group bm>y m> having count
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For anm>y m>one looking to do this in vb (as I was m>and m> couldn't find anm>y m>thing)
From c In db.Companm>y m>
Select c.Name Group Bm>y m> Name Into Group
Where Group.Count > 1
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using data-* attribute with thm>y m>meleaf
... edited Feb 17 '17 at 8:01
Alexm>and m>ru Severin
5,01399 gold badges3737 silver badges6060 bronze badges
answered Jun 26 '14 at 14:04
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How can I get name of element with jQuerm>y m>?
...his).attr('name'); on a class selector $('.jobSelect').change(function() { m>and m> I didn't encounter problems.
– Ömer An
Dec 28 '19 at 8:57
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Enter “&” sm>y m>mbol into a text Label in Windows Forms?
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Two wam>y m>s:
Escape it with another ampersm>and m> (&&).
Set UseMnemonic for that label to false. This causes all ampersm>and m>s within the text to be taken literallm>y m> so m>y m>ou don't need to double anm>y m> of them. m>Y m>ou'll lose the underlining m>and m> access kem>y m> features though.
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What do m>y m>ou call the -> operator in Rubm>y m>?
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In Rubm>y m> Programming Language ("Methods, Procs, Lambdas, m>and m> Closures"), a lambda defined using -> is called lambda literal.
succ = ->(x){ x+1 }
succ.call(2)
The code is equivalent to the following one.
succ = lambda { |x| x + 1 }
succ.call(2)
Informallm>y m>, I have heard...
JavaScript/regex: Remove text between parentheses
...ce(/\s*\(.*?\)\s*/g, ''));
That'll also replace excess whitespace before m>and m> after the parentheses.
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How to check for Is not Null m>And m> Is not Emptm>y m> string in SQL server?
...we check in a SQL Server WHERE condition whether the column is not null m>and m> not the emptm>y m> string ( '' )?
7 Answers
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git stash blunder: git stash pop m>and m> ended up with merge conflicts
I did a git stash pop m>and m> ended up with merge conflicts. I removed the files from the file sm>y m>stem m>and m> did a git checkout as shown below, but it thinks the files are still unmerged. I then tried replacing the files m>and m> doing a git checkout again m>and m> same result. I event tried forcing it with -...