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Generate list of all possible permutations of a string
How would I go about generating a list of all possible permutations of a string between x and y characters in length, containing a variable list of characters.
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Int to Char in C#
...e.WriteLine((char)49 == '1'); Will give True. As will char c = (char)49; string s = "1two3"; Console.WriteLine(c == s[0]); Using this cast is perfectly fine. Your explanation does not provide a valid example of it not working. Furthermore, Console.WriteLine((char)49 == 1); is false which essenti...
#define macro for debug printing in C?
...0
#endif
And then use DEBUG_TEST where I used DEBUG.
If you insist on a string literal for the format string (probably a good idea anyway), you can also introduce things like __FILE__, __LINE__ and __func__ into the output, which can improve the diagnostics:
#define debug_print(fmt, ...) \
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What is the printf format specifier for bool?
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I would +1 this if you get rid of the non-single-string-literal expression as the format string. This kind of usage easily turns into unsafe usage. printf("%s", x ? "true" : "false"); would fix the issue.
– R.. GitHub STOP HELPING ICE
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Add custom messages in assert?
...==b is false, the and-expression should also be false, and, therefore, the string should not be evaluated.
– ragnarius
Nov 7 '14 at 17:31
1
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Remove not alphanumeric characters from string
I want to convert the following string to the provided output.
7 Answers
7
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How to create a SQL Server function to “join” multiple rows from a subquery into a single delimited
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Note that Matt's code will result in an extra comma at the end of the string; using COALESCE (or ISNULL for that matter) as shown in the link in Lance's post uses a similar method but doesn't leave you with an extra comma to remove. For the sake of completeness, here's the relevant code from L...
Find out if string ends with another string in C++
How can I find out if a string ends with another string in C++?
20 Answers
20
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Remove portion of a string after a certain character
I'm just wondering how I could remove everything after a certain substring in PHP
15 Answers
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Is there a printf converter to print in binary format?
...es for what you want.
#include <stdio.h> /* printf */
#include <string.h> /* strcat */
#include <stdlib.h> /* strtol */
const char *byte_to_binary(int x)
{
static char b[9];
b[0] = '\0';
int z;
for (z = 128; z > 0; z >>= 1) {
strcat(b, ((x &am...