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Only one expression can be specified in the select list when the subquery is not introduced with EXI
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You can't return two (or multiple) columns in your subquery to do the comparison in the WHERE A_ID IN (subquery) clause - which column is it supposed to compare A_ID to? Your subquery must only return the one column needed for the comparison to the column on the other side of the IN. So the que...
Forcing child to obey parent's curved borders in CSS
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Anyone coming in this late in the game, overflow: hidden; is working on current versions of FF. Make sure you test back as far as your requirements need.
– BillyNair
Feb 22 '16 at 20:40
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How to convert an int value to string in Go?
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@luke it comes from the C heritage where the entire machine might have 256K memory; usability was sacrificed to fit more functionality in. The creators of Go are all deeply embedded in that heritage and feel entirely comfortable with...
How do I “source” something in my .vimrc file?
...file is 'executing' it. Essentially, each line of the file is considered a command. Sourcing it is the same as typing each command in order. You source with the command :source (usually shortened to :so).
So if you source myStuff.vim
:so myStuff.vim
and if myStuff.vim contained these lines
set ...
Xcode is not currently available from the Software Update server
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You can download the command line tools for OS X Mavericks manually from here:
https://developer.apple.com/downloads/index.action?name=for%20Xcode
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What does “atomic” mean in programming?
....NET since we don't have the synchronized keyword like Java. stackoverflow.com/questions/541194/…
– The Muffin Man
Nov 18 '15 at 18:22
2
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makefile execute another target
...A possible solution would be:
.PHONY : clearscr fresh clean all
all :
compile executable
clean :
rm -f *.o $(EXEC)
fresh : clean clearscr all
clearscr:
clear
By calling make fresh you get first the clean target, then the clearscreen which runs clear and finally all which does the jo...
Append TimeStamp to a File Name
I have come across this problem several times in which I would like to have multiple versions of the same file in the same directory. The way I have been doing it using C# is by adding a time stamp to the file name with something like this DateTime.Now.ToString().Replace('/', '-').Replace(':', '.')...
Getting the count of unique values in a column in bash
...ort them in decreasing order of count (highest count first). How would I accomplish this in a Linux command line environment?
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How do I find the number of arguments passed to a Bash script?
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