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How to install MySQLdb (Python data access library to MySQL) on Mac OS X?
...iven that this site is intended to address these sorts of problems, and I know that I'm going to need a reference to the solution in future, I'm going to ask the question, provide my answer and see what else floats to the surface.
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Understanding ibeacon distancing
...ssi) over the calibrated transmitter power (txPower). The txPower is the known measured signal strength in rssi at 1 meter away. Each beacon must be calibrated with this txPower value to allow accurate distance estimates.
While the distance estimates are useful, they are not perfect, and require ...
Constructors vs Factory Methods [closed]
...ibility to one of several helper subclasses, and you want to localize the knowledge of which helper subclass is the delegate
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How can I distinguish whether Switch,Checkbox Value is changed by user or programmatically (includin
...)v).isChecked();
setSomeBoolean(checked);
}
});
Now you only pick up click events and don't have to worry about programmatic changes.
Answer 1:
I have created a wrapper class (see Decorator Pattern) which handles this problem in an encapsulated way:
public class Bette...
Replace a newline in TSQL
...e characters from the endpoints of the string, not from the 'body'.
Okay, now that the disclaimer is updated, here's the code.
-- =============================================
-- Description: TRIMs a string 'for real' - removes standard whitespace from ends,
-- and replaces ASCII-char's 9-13, whic...
What is difference between sjlj vs dwarf vs seh?
...n Handling (SEH)
Windows uses its own exception handling mechanism known as Structured Exception Handling (SEH). [...]
Unfortunately, GCC does not support SEH yet. [...]
See also:
Exception handling models of GCC
C++ Exception Handling for IA-64
EH newbies howto
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string c_str() vs. data()
...In C++11 onwards, both functions are required to be the same. i.e. data is now required to be null-terminated. According to cppreference: "The returned array is null-terminated, that is, data() and c_str() perform the same function."
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Efficient way to return a std::vector in c++
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@Nawaz I agree. I'm not sure what the best practice is now on SO regarding questions on C++ but not specifically C++11. I suspect I should be inclined to give C++11 answers to a student, C++03 answers to someone waist-deep in production code. Do you have an opinion?
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How do I correctly clone a JavaScript object?
...ded to Object.prototype, or other intermediate prototypes, that you don't know about? In that case, you will copy attributes you shouldn't, so you need to detect unforeseen, non-local attributes with the hasOwnProperty method.
In addition to non-enumerable attributes, you'll encounter a tougher pro...
How to undo 'git reset'?
...ned by checking out a particular commit (though that's not important right now). So, to undo the reset, run git reset HEAD@{1} (or git reset d27924e).
If, on the other hand, you've run some other commands since then that update HEAD, the commit you want won't be at the top of the list, and you'll n...