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C++ lambda with captures as a function pointer
...ector>
#include <functional>
using namespace std;
int ftw(const char *fpath, std::function<int (const char *path)> callback) {
return callback(fpath);
}
int main()
{
vector<string> entries;
std::function<int (const char *fpath)> callback = [&](const char *fpa...
Random String Generator Returning Same String [duplicate]
...g. My goal is to be able to run this twice and generate two distinct four character random strings. However, it just generates one four character random string twice.
...
OS detecting makefile
...detected_OS := $(patsubst MINGW%,MSYS,$(detected_OS))
endif
Then you can select the relevant stuff depending on detected_OS:
ifeq ($(detected_OS),Windows)
CFLAGS += -D WIN32
endif
ifeq ($(detected_OS),Darwin) # Mac OS X
CFLAGS += -D OSX
endif
ifeq ($(detected_OS),Linux)
CFLAGS ...
Security of REST authentication schemes
...t to SSL, there's really nothing fancy required for authentication in principle. You can again go with web standards and use HTTP Basic auth (username and secret token sent along with each request) as it's much simpler than an elaborate signing protocol, and still effective in the context of a secur...
Passing variable number of arguments around
...se that va_list in your second function. Specifically;
void format_string(char *fmt,va_list argptr, char *formatted_string);
void debug_print(int dbg_lvl, char *fmt, ...)
{
char formatted_string[MAX_FMT_SIZE];
va_list argptr;
va_start(argptr,fmt);
format_string(fmt, argptr, formatted_st...
Check if a JavaScript string is a URL
Is there a way in JavaScript to check if a string is a URL?
32 Answers
32
...
Finding current executable's path without /proc/self/exe
...
Solaris: char exepath[MAXPATHLEN]; sprintf(exepath, "/proc/%d/path/a.out", getpid()); readlink(exepath, exepath, sizeof(exepath));; that's different from getexecname() - which does the equiv of pargs -x <PID> | grep AT_SUN_EXECN...
What is the best way to stop people hacking the PHP-based highscore table of a Flash game
...bytecodes are well documented and describe a high-level language (Actionscript) --- when you publish a Flash game, you're publishing your source code, whether you know it or not.
Attackers control the runtime memory of the Flash interpreter, so that anyone who knows how to use a programmable debugge...
How to convert char to int?
What is the proper way to convert a char to int ?
This gives 49 :
11 Answers
11
...
Trim spaces from start and end of string
... for (var i = str.length - 1; i >= 0; i--) {
if (/\S/.test(str.charAt(i))) {
str = str.substring(0, i + 1);
break;
}
}
return str;
}
"if you want to handle long strings exceptionally fast in all browsers".
References
blog.stevenlevithan.com --...