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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
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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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Sort points in clockwise order?
...e approximate minimum to the Traveling Salesman Problem (TSP), ie. the shortest route linking all your points. If your points form a convex shape, it should be the right solution, otherwise, it should still look good (a "solid" shape can be defined as one that has a low perimeter/area ratio, which i...
Composer: how can I install another dependency without updating old ones?
...led with the message:
Warning: The lock file is not up to date with the latest changes in composer.json.
You may be getting outdated dependencies. Run update to update them.
Your requirements could not be resolved to an installable set of packages.
I tried to run the solution from Seldaek issuing...
What are the best practices for JavaScript error handling?
...ndefined:0" messages
Reducing the torrent of log entries is as simple as testing for severity and/or a random number before logging to the server:
function log(sev,msg) {
if (Math.random() > 0.1) return; // only log some errors
var img = new Image();
img.src = "log.php?sev=" +
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asynchronous vs non-blocking
...you must figure out.
To make a good choice, you must analyze your need and test the performance of different architectures. There is no such an architecture that is suitable for various of needs.
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How do I check if a string is valid JSON in Python?
...r than a text string, in the case you're looking for a graphic, is just to test for non-ASCII characters in the first couple of dozen characters of the string (assuming the JSON is ASCII).
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