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LINQ to Entities only supports casting EDM primitive or enumeration types with IEntity interface

...i eventually found the solution which was for my extension method to call .Select(e => e as T) where T is the child class and e is the base class. full details are here: Create IQueryable<T> extension using base class in EF ...
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How well is Unicode supported in C++11?

...port is quite good, though: it supports detecting endianess from a BOM, or selecting it explicitly in code. It also supports producing output with and without a BOM. There are some more interesting conversion possibilities absent. There is no way to deserialize from an UTF-16 byte stream or string ...
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What is the difference between “JPG” / “JPEG” / “PNG” / “BMP” / “GIF” / “TIFF” Image?

...ow demonstrate the noticeable artifacting of lossy compression algorithms; select the thumbnail image to view the full size version. Each format is different as described below: JPEG JPEG (Joint Photographic Experts Group) files are (in most cases) a lossy format; the DOS filename extension is JPG...
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Not class selector in jQuery

Is there a simple selector expression to not select elements with a specific class? 2 Answers ...
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How can I mask a UIImageView?

..."UIImageViewWithMask" (custom class name above). On Attributes Inspector: Select mask image you want to use. Example Notes Your mask image should have a transparent background (PNG) for the non-black part. share ...
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WebSockets protocol vs HTTP

...a preconceived notion about WebSockets vs HTTP particularly since he never selected an answer nor awarded the bounty. – kanaka Feb 15 '13 at 13:06 9 ...
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Hosting a Maven repository on github

...-------------------------------------- Visit github.com in your browser, select the mvn-repo branch, and verify that all your binaries are now there. Congratulations! You can now deploy your maven artifacts to a poor man's public repo simply by running mvn clean deploy. There's one more step ...
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How can I unit test Arduino code?

...tiplex four 7 segment displays, one port driving the segments and a second selecting the display. The display code interfaces with the displays via SetSegmentData(char) and SetDisplay(char). I can mock these in my C++ test rig and check that I get the data I expect. For the target I use #define so t...
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Rails: FATAL - Peer authentication failed for user (PG::Error)

...o check the version of postgres if multiple versions are available psql=# select VERSION(); PostgreSQL 9.1.13 on x86_64-unk.... # so version is 9.1 Now Open postgres user vim /etc/postgresql/9.1/main/pg_hba.conf 9.1 is version return form upper command and replace local all ...
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CSS selector for other than the first child and last child

I am making a very advanced website. My question: Is it possible to select all the other children except for the :first-child and the :last-child ? I know there is a :not() selector but it doesn't work with more than one not in the parentheses. This is what I have: ...