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Why is MySQL's default collation latin1_swedish_ci?
...general_ci.
Compared to latin1_general_ci it has support for a variety of extra characters used in European languages. So it’s a best choice if you don’t know what language you will be using, if you are constrained to use only single byte character sets.
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print call stack in C or C++
...tdio.h>
#include <execinfo.h>
void print_trace(void) {
char **strings;
size_t i, size;
enum Constexpr { MAX_SIZE = 1024 };
void *array[MAX_SIZE];
size = backtrace(array, MAX_SIZE);
strings = backtrace_symbols(array, size);
for (i = 0; i < size; i++)
pr...
How do I read text from the (windows) clipboard from python?
...he shortest and easiest method I've seen, as in this post: How do I copy a string to the clipboard on Windows using Python?
Plus, Tkinter is in the python standard library.
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How to replace part of string by position?
I have this string: ABCDEFGHIJ
18 Answers
18
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Why do you not use C for your web apps?
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@Ken String manipulation is a really common web-app task. C libraries exist for that, but they're not nearly as numerous or usable as libraries in [pick a high-level language].
– Andres Jaan Tack
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Regex to remove all (non numeric OR period)
...
This should do it:
string s = "joe ($3,004.50)";
s = Regex.Replace(s, "[^0-9.]", "");
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How to negate specific word in regex? [duplicate]
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Nicely done - matches a line that has the specified string and the string is not preceded by anything and the string is followed by anything.This is by definition the absence of the string! because if present it will always be preceded by something even if its a line anchor ^
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What is the effect of extern “C” in C++?
... represented in the binary file as symbols. These symbols are special text strings that uniquely identify a function in the program.
In C, the symbol name is the same as the function name. This is possible because in C no two non-static functions can have the same name.
Because C++ allows overload...
Find index of last occurrence of a sub-string using T-SQL
...ere a straightforward way of finding the index of the last occurrence of a string using SQL? I am using SQL Server 2000 right now. I basically need the functionality that the .NET System.String.LastIndexOf method provides. A little googling revealed this - Function To Retrieve Last Index - bu...
What is the meaning of “… …” token? i.e. double ellipsis operator on parameter pack
...emonstration of the double ellipsis:
#include <cstdio>
#include <string>
template< typename T >
T const &printf_helper( T const &x )
{ return x; }
char const *printf_helper( std::string const &x )
{ return x.c_str(); }
template< typename ... Req, typename...