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Difference between getContext() , getApplicationContext() , getBaseContext() and “this”
...y active Activity.
Activity.getApplicationContext(): Returns the context for the entire application (the process all the Activities are running inside
of). Use this instead of the current Activity context if you need a
context tied to the lifecycle of the entire application, not just the
current A...
What's the best way to store co-ordinates (longitude/latitude, from Google Maps) in SQL Server?
I'm designing a table in SQL Server 2008 that will store a list of users and a Google Maps co-ordinate (longitude & latitude).
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Difference between MVC 5 Project and Web Api Project
...ific things like default CSS, JavaScript files and other resources needed for a web site, which are not needed for an API.
MVC is used for creating web sites. In this case Controllers usually return a View (i.e. HTML response) to browser requests. Web APIs on the other hand are usually made to be ...
Compelling examples of custom C++ allocators?
What are some really good reasons to ditch std::allocator in favor of a custom solution? Have you run across any situations where it was absolutely necessary for correctness, performance, scalability, etc? Any really clever examples?
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[ :Unexpected operator in shell programming [duplicate]
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This answer is partially wrong. The fully correct one is the now top-voted by Nietzche-jou. sh supports [. == works in Bash built-ins [[, test and [ while a single = is required by POSIX version of [ and test. (Bash manual says the same, BTW.) Requiring Bash because o...
Why is this program erroneously rejected by three C++ compilers?
...anner, to the basic source character set (introducing new-line characters for end-of-line indicators) if necessary.
Your compiler doesn't support that format (aka cannot map it to the basic source character set), so it cannot move into further processing stages, hence the error. It is entirely pos...
Python: One Try Multiple Except
In Python, is it possible to have multiple except statements for one try statement? Such as :
1 Answer
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Why is 'this' a pointer and not a reference?
... there were no references, only pointers. References were added when operator overloading was added, as it requires references to work consistently.
One of the uses of this is for an object to get a pointer to itself. If it was a reference, we'd have to write &this. On the other hand, when we w...
Heroku error: “Permission denied (public key)”
I keep getting this error. I am using Mac. I generated a key and added it to heroku using
6 Answers
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Can a class extend both a class and implement an Interface
...database extends mysqli implements databaseInterface { ...}
This should work.
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