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How can I disable editing cells in a WPF Datagrid?
I'm constructing a datagrid in Windows Presentation Foundation, and I have a problem. When a user double-clicks on a cell in my datagrid, the cell goes into edit mode. I want to prevent that. Instead I want users to be able to select the full row - not edit values in it.
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Postgresql aggregate array
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Use array_agg: http://www.sqlfiddle.com/#!1/5099e/1
SELECT s.name, array_agg(g.Mark) as marks
FROM student s
LEFT JOIN Grade g ON g.Student_id = s.Id
GROUP BY s.Id
By the way, if you are using Postgres 9.1, you don't need to repeat the columns on SELE...
Friend declaration in C++ - difference between public and private
...between declaring a friend function/class as private or public? I can't seem to find anything about this online.
3 Answers
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R - Markdown avoiding package loading messages
... have been using Knitr via R-Studio, and think it is pretty neat. I have a minor issue though. When I source a file in an R-Chunk, the knitr output includes em>x m>ternal comments as follows:
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AngularJS: disabling all form controls between submit and server response
I have a dilemma about what is the best (and correct) approach if I want to disable form controls (or at least make them unavailable for user interaction) during a period of time when user clicks sort of "Save" or "Submit" button and data travelling over the wire. I don't want to use JQuery (which i...
WPF tem>x m>t Wrap vs WrapWithOverflow
..."Wrap" and Tem>x m>tWrapping="WrapWithOverflow" (e.g. for a Tem>x m>tBom>x m>)?
In the MSDN page about the class Tem>x m>tBom>x m> there is nothing ...
Thank you.
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Call a global variable inside module
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You need to tell the compiler it has been declared:
declare var bootbom>x m>: any;
If you have better type information you can add that too, in place of any.
share
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Is there a difference between “raise em>x m>ception()” and “raise em>x m>ception” without parenthesis?
Defining a parameterless em>x m>ception:
3 Answers
3
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Green Bars in Visual Studio 2010
I am wondering what these greens things are in Visual Studio 2010. What are they for? They look pretty random but of course they have to have some meaning. Can any one tell me?
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Checkout remote branch using git svn
...our Subversion trunk, tags, and branches with
git svn clone http://svn.em>x m>ample.com/project -T trunk -b branches -t tags
The --stdlayout option is a nice shortcut if your Subversion repository uses the typical structure:
git svn clone http://svn.em>x m>ample.com/project --stdlayout
Make your git repos...