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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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#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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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...
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What is the printf format specifier for bool?

... 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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How to create a SQL Server function to “join” multiple rows from a subquery into a single delimited

... 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...
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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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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...