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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...
How to reliably guess the encoding between MacRoman, CP1252, Latin1, UTF-8, and ASCII
...ting bytes and the MacRoman-suggesting bytes, and go with whichever is greatest.
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How to use Git properly with Xcode?
...commit .gitattributes file with this:
*.pbxproj binary merge=union
I've tested this with another team member and works great.
Taken from:
http://robots.thoughtbot.com/post/33796217972/xcode-and-git-bridging-the-gap
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How can I store my users' passwords safely?
... your password hashes, he has to burn a considerable amount of CPU time to test his dictionary against your hashes.
– caf
Oct 18 '09 at 5:51
4
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What is the >>>= operator in C?
...hat is this >>>= operator and the strange 1P1 literal? I have tested in Clang and GCC. There are no warnings and the output is "???"
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