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EF Code First foreign key without navigation property
....ParentId).IsRequired();
Hope this helps or at least provides some other ideas on how to use the HasForeginKey method.
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Import regular CSS file in SCSS file?
...n by "works when you change the .css file's extension to .scss"? The whole idea was exactly about regular CSS files, and two ways of working with them (don't confuse with importing SCSS). Please read one more time the question and the answer.
– Farside
Jun 21 ...
How do I *really* justify a horizontal menu in HTML+CSS?
...th of the span to your use case and design, but I hope you get the general idea and can adapt it.
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MySQL - Rows to Columns
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Taking advantage of Matt Fenwick's idea that helped me to solve the problem (a lot of thanks), let's reduce it to only one query:
select
history.*,
coalesce(sum(case when itemname = "A" then itemvalue end), 0) as A,
coalesce(sum(case when itemname...
App store link for “rate/review this app”
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Any idea how to open the "reviews" tab by default with this implementation? Apple documentation only gives me 3 parameters but none seem to be related to what I need: SKStoreProductParameterITunesItemIdentifier, SKStoreProductPar...
Which parts of Real World Haskell are now obsolete or considered bad practice?
... for those topics, but here are some links to introductions to give you an idea what they're about. Also, if you want to use vectors, use the vectors package.
Control.Applicative
RWH uses Control.Applicative's (<$>) at several points, but doesn't explain Control.Applicative at all. LYAH and ...
Does anyone beside me just NOT get ASP.NET MVC? [closed]
...del for retrieving documents. The Webforms architecture simply extends the idea of documents so they are dynamic. This works for me...
– Mark Brittingham
Dec 24 '08 at 14:51
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What are the pros and cons of performing calculations in sql vs. in your application
...dragging possibly terrabytes of data back to the application is a horrible idea. These systems are built specifically to operate extremely efficiently against compressed, pre-organized columnar data. Modern OLAP systems also scale horizontally and have sophisticated query planners that disperse work...
Who architected / designed C++'s IOStreams, and would it still be considered well-designed by today'
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Several ill-conceived ideas found their way into the standard: auto_ptr, vector<bool>, valarray and export, just to name a few. So I wouldn't take the presence of IOStreams necessarily as a sign of quality design.
IOStreams have a checkered...
git status shows modifications, git checkout — doesn't remove them
...clone. I just need to get something done. Now.
This worked for me, on the idea that you let git rewrite your working directory completely:
git rm --cached -r .
git reset --hard
(Note that running just git reset --hard wasn't good enough nor was a plain rm on the files before the reset as are sug...