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What are the downsides to using Dependency Injection? [closed]
...m in a way that makes sense to someone who didn't code the dependent code, etc. You can avoid run-time impact (e.g. using policy parameters to templates in C++), but that's still code you have to write and maintain. If it's justified, it's a very small price for a big reward, but if you pretend ther...
PreparedStatement IN clause alternatives?
...ck a page for multiple values, tablescan only once instead once per value, etc) may save on overhead if your database doesn't cache prepared statements. Your "INSERTS" would need to be done in batch and the MYVALUES table may need to be tweaked to have minimal locking or other high-overhead protecti...
What's the difference between HEAD^ and HEAD~ in Git?
... the parent of the commit (~~ and ^^ both refer to the grandparent commit, etc.) But they differ in meaning when they are used with numbers:
~2 means up two levels in the hierarchy, via the first parent if a commit has more than one parent
^2 means the second parent where a commit has more than on...
When to use MongoDB or other document oriented database systems? [closed]
..., too. Videos and vector-graphics don't share any common meta-information, etc. so I know, that MongoDB is perfect to store this unstructured data and keep it searchable.
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How to watch for array changes?
...fer another solution... allowing you to intercept method calls, accessors, etc. Most importantly, you can do this without even providing an explicit property name... which would allow you to test for an arbitrary, index-based access/assignment. You can even intercept property deletion. Proxies would...
Setting variable to NULL after free
...a struct that holds resources, pointers to allocated memory, file handles, etc., as I free the contained memory pointers and close the contained files, I NULL respective members. Then if one of the resources is accessed via a dangling pointer by mistake, the program tends to fault right there, every...
Add data annotations to a class generated by entity framework
...an read the rules for validating each field (from a database, config file, etc.) and add validators as need be. It has the added values that your validation is no longer tightly coupled to the model and can be changed without need to even restart the site. Of course it might be overkill for your cas...
When to use a key/value store such as Redis instead/along side of a SQL database?
...ation regarding a user session so it is quicker to access name, email, ID, etc?
– Chris Abrams
Sep 24 '11 at 2:02
I wo...
Disable hover effects on mobile browsers
... the screen to light up with :hover effects (different background color, etc.) With a tablet, there's no mouse, so I don't want any hover effects.
...
Is there a performance difference between i++ and ++i in C?
... different than C, since it has operator overloading and copy constructors etc.
– Lundin
Aug 31 '15 at 10:36
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