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What effect(s) can the virtual keyword have in Entity Framework 4.1 POCO Code First?
...effect when used on the properties in EF Code First?. Can someone describe all of its ramifications in different situations?
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Download attachments using Java Mail
Now that I`ve downloaded all the messages, and store them to
4 Answers
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Explicitly set Id with Doctrine when using “AUTO” strategy
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New solution works fine only when ALL entities have id before insert. When one entity has ID and another one does not - new solution is failing.
I use this function for import all my data:
function createEntity(\Doctrine\ORM\EntityManager $em, $entity, $id ...
“Could not find any information for class named ViewController”
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What solved this issue for me was actually deleting the class from the project.
Steps:
In the project file explorer (left panel) find the class and right click -> Delete
Remove reference (do not move to trash as you will lose the class for good)
Right click...
Removing duplicates from a list of lists
... much easier that it offers good returns on efforts. But sometimes (essentially for "tragically crucial bottlenecks" in deep inner loops of code that's pushing the boundaries of performance limits) one may need to go into much more detail, providing probability distributions, deciding which performa...
How can I position my div at the bottom of its container?
...s absolute or relatively position in order to determine it's position. If all fails it resorts to body (window). So hence the need for the parent to be relative.
– user17753
Jun 13 '12 at 18:46
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How to do a simple file search in cmd
...y occurrence of the specified file name within the
specified directory and all subdirectories.
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What is the C++ function to raise a number to a power?
... long double version it should take, and you would get an ambiguity error. All three would need a conversion from int to floating point, and all three are equally costly!
Therefore, be sure to have the first argument typed so it matches one of those three perfectly. I usually use double
pow(2.0, ...
How to install an apk on the emulator in Android Studio?
How do you install an apk on the emulator in Android Studio from the terminal?
12 Answers
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How do I rename a column in a SQLite database table?
...mn name is changed both within the table definition itself and also within all indexes, triggers, and views that reference the column. If the column name change would result in a semantic ambiguity in a trigger or view, then the RENAME COLUMN fails with an error and no changes are applied.
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