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Most efficient way to store thousand telephone numbers
... can already save a total of 250 bits for the clashes at first level. Best test the correct coding on example data.
– LiKao
Oct 7 '11 at 14:37
...
Setting global styles for Views in Android
...yle defined in MyTextViewStyle (in this instance, bold and red)!
This was tested on devices from API level 4 onward and seems to work great.
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Are memory leaks ever ok? [closed]
...spect the overall quality of the library in question. It would be as if I test drove a car and found a couple loose washers and nuts in one of the cupholders – it may not be a big deal in itself, but it portrays a lack of commitment to quality, so I would consider alternatives.
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“Least Astonishment” and the Mutable Default Argument
... intended. A way around this is to use None as the default, and explicitly test for it in the body of the function, e.g.:
def whats_on_the_telly(penguin=None):
if penguin is None:
penguin = []
penguin.append("property of the zoo")
return penguin
...
In what cases do I use malloc and/or new?
...s thrown from the source of the error. Wrapping malloc with an appropriate test at every call seems tedious and error prone. (You only have to forget once to undo all that good work). An exception can be allowed to propagate to a level where a caller is able to sensibly process it, where as NULL is ...
OSGi, Java Modularity and Jigsaw
...e maintainable than what probably would have been the result without them. Test Driven Design and Junit was such a combination.
After having spent a couple of months moving a substantial part of our code base to OSGi, I would say that OSGi is an even better tool in this regard. And that is really...
How to change the default charset of a MySQL table?
...s e.g.
CALL change_character_set('utf8mb4', 'utf8mb4_bin');
Once you've tested the results, you can drop those stored procedures:
DROP PROCEDURE `change_character_set`;
DROP PROCEDURE `exec_query`;
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Are Stored Procedures more efficient, in general, than inline statements on modern RDBMS's? [duplica
...ry so you can avoid this overhead.
Still an advantage?
Most DBMS' (the latest editions) will cache the query plans for INDIVIDUAL SQL statements, greatly reducing the performance differential between stored procs and ad hoc SQL. There are some caveats and cases in which this isn't the case, so you...
Why does the CheckBoxFor render an additional input tag, and how can I get the value using the FormC
... change to the MVC framework to break my code. So I have to ensure I have test coverage explaining this new contract.
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std::string formatting like sprintf
...size (OS specific)
}
return str;
}
A safer and more efficient (I tested it, and it is faster) approach:
#include <stdarg.h> // For va_start, etc.
#include <memory> // For std::unique_ptr
std::string string_format(const std::string fmt_str, ...) {
int final_n, n = ((in...