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What is the difference between an ORM and an ODM?
...planation! I am still not clear if ODM/ORM are abstraction layers provided by the underlying database or by the driver libraries, or are they a separate layer between the driver and the DB? Can there be an ORM driver for a Document Database and vice versa?
– pooya13
...
Confused about stdin, stdout and stderr?
...That's about as dumbed-down as I can make it :-)
Of course, that's mostly by convention. There's nothing stopping you from writing your error information to standard output if you wish. You can even close the three file handles totally and open your own files for I/O.
When your process starts, it ...
When is the finalize() method called in Java?
...test class which writes into a file when the finalize() method is called by overriding it. It is not executed. Can anybody tell me the reason why it is not executing?
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Embed SVG in SVG?
..., you cannot style elements inside an SVG element that has been referenced by an <image>.
– Phrogz
Jan 16 '12 at 16:43
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Decorators with parameters?
I have a problem with the transfer of variable 'insurance_mode' by the decorator. I would do it by the following decorator statement:
...
Undo scaffolding in Rails
...
First, if you have already run the migrations generated by the scaffold command, you have to perform a rollback first.
rake db:rollback
You can create scaffolding using:
rails generate scaffold MyFoo
(or similar), and you can destroy/undo it using
rails destroy scaffold M...
SET NOCOUNT ON usage
Inspired by this question where there are differing views on SET NOCOUNT...
17 Answers
...
How to kill zombie process
...y dead, so you cannot kill it. To clean up a zombie, it must be waited on by its parent, so killing the parent should work to eliminate the zombie. (After the parent dies, the zombie will be inherited by pid 1, which will wait on it and clear its entry in the process table.) If your daemon is spa...
MongoDB Many-to-Many Association
...ent-repository solutions using MongoDB, Redis, and other NoSQL data stores by optimizing for the read use cases, while being considerate of the atomic write operations that need to be supported by the write use cases.
For instance, the uses of a "Users in Roles" domain follow:
Role - Create, Read...
Sending event when AngularJS finished loading
... </div>
</div>
Then AngularJS will create the directives by running directive
functions in a certain order:
directive1: compile
directive2: compile
directive1: controller
directive1: pre-link
directive2: controller
directive2: pre-link
directive2: post-link
directive1: p...