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Get a substring of a char* [duplicate]

... @alexandernst: The problem is that you can't do much with that string data without copying it. If you take a pointer to the section from the original string you need to know the length as it will have no null terminator (Without affecting the original string). – Go...
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What is the easiest/best/most correct way to iterate through the characters of a string in Java?

StringTokenizer ? Convert the String to a char[] and iterate over that? Something else? 15 Answers ...
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What is the difference between char array and char pointer in C?

...s done with the data are separate concerns. This example prints the entire string because that is how printf handles the %s format string: start at the address provided and continue until encountering null terminator. If you wanted to print just one character you could use the %c format string, for ...
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How do I match any character across multiple lines in a regular expression?

... base R default engine with no perl=TRUE, for base R with perl=TRUE or for stringr/stringi patterns, use the (?s) inline modifier) (demo) also treat . the same way. However, most POSIX based tools process input line by line. Hence, . does not match the line breaks just because they are not in sco...
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Convert UTF-8 encoded NSData to NSString

... UTF-8 encoded NSData from windows server and I want to convert it to NSString for iPhone. Since data contains characters (like a degree symbol) which have different values on both platforms, how do I convert data to string? ...
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Smart way to truncate long strings

Does anyone have a more sophisticated solution/library for truncating strings with JavaScript and putting an ellipsis on the end, than the obvious one: ...
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How to print out the contents of a vector?

... The delimiter string is written after every element, not between, i.e., also after the last. That may require dealing with special cases if you only want it between, i.e., as a separator. – Quigi Dec...
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Why isn't sizeof for a struct equal to the sum of sizeof of each member?

...essor, too. Therefore, most compilers will pad the structure (as if with extra, invisible fields) like this: +-------+-------+-------+-------+ | a | pad1 | +-------+-------+-------+-------+ | b | pad2 | +-------+-------+-------+-------+ | c ...
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Convert all first letter to upper case, rest lower for each word

I have a string of text (about 5-6 words mostly) that I need to convert. 11 Answers 11...
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Count the number occurrences of a character in a string

...'s the simplest way to count the number of occurrences of a character in a string? 19 Answers ...