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A beginner's guide to SQL database design [closed]
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I started with this book: Relational Database Design Clearly Explained (The Morgan Kaufmann Series in Data Management Systems) (Paperback) by Jan L. Harrington and found it very clear and helpful
and as you get up to speed this one wa...
Sequence contains no matching element
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Well, I'd expect it's this line that's throwing the exception:
var documentRow = _dsACL.Documents.First(o => o.ID == id)
First() will throw an exception if it can't find any matching elements. Given that you're testing for null immediat...
How to pass the values from one activity to previous activity
How do I pass a value from one screen to its previous screen?
6 Answers
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Regular expression to get a string between two strings in Javascript
I have found very similar posts, but I can't quite get my regular expression right here.
11 Answers
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How can I give the Intellij compiler more heap space?
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edited Jan 16 '18 at 18:33
answered Dec 20 '11 at 20:28
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Good reasons NOT to use a relational database?
...abases? In my opinion, most applications rarely use the full power of SQL--it would be interesting to see how to build an SQL-free application.
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How to check if there exists a process with a given pid in Python?
...rce other than from os.getpid() and I need to check to see if a process with that pid doesn't exist on the machine.
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Rename Files and Directories (Add Prefix)
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Thanks to Peter van der Heijden, here's one that'll work for filenames with spaces in them:
for f in * ; do mv -- "$f" "PRE_$f" ; done
("--" is needed to succeed with files that begin with dashes, whose names would otherwise be interpreted as switches for the mv command)
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How to make a JTable non-editable
How to make a JTable non-editable? I don't want my users to be able to edit the values in cells by double-clicking them.
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@RequestParam in Spring MVC handling optional parameters
Is it possible for a Spring controller to handle both kind of requests?
3 Answers
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