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Turn a string into a valid filename?
I have a string that I want to use as a filename, so I want to remove all characters that wouldn't be allowed in filenames, using Python.
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String literals: Where do they go?
I am interested in where string literals get allocated/stored.
8 Answers
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strdup() - what does it do in C?
...ed to the abbreviated way in which C and UNIX assigns words, it duplicates strings :-)
Keeping in mind it's actually not part of the ISO C standard itself(a) (it's a POSIX thing), it's effectively doing the same as the following code:
char *strdup(const char *src) {
char *dst = malloc(strlen (...
What's the rationale for null terminated strings?
...and C++, I can't help but scratch my head at the choice of null terminated strings:
18 Answers
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Convert char to int in C and C++
...test C standard.
Though of course you should use the char type when doing string handling, because the index of the classic ASCII table fits in 1 byte. You could however do string handling with regular ints as well, although there is no practical reason in the real world why you would ever want to ...
What is a method that can be used to increment letters?
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Simple, direct solution
function nextChar(c) {
return String.fromCharCode(c.charCodeAt(0) + 1);
}
nextChar('a');
As others have noted, the drawback is it may not handle cases like the letter 'z' as expected. But it depends on what you want out of it. The solution above will re...
How to convert ASCII code (0-255) to its corresponding character?
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Character.toString ((char) i);
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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
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Difference between String replace() and replaceAll()
What's the difference between java.lang.String 's replace() and replaceAll() methods,
other than later uses regex? For simple substitutions like, replace . with / ,
is there any difference?
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How to trim a string in SQL Server before 2017?
...lls. You could say they are all redundant since TSQL has CHARINDEX and SUBSTRING, but that's an idiotic way to look at it.
– Ben Hoffstein
Oct 8 '08 at 14:02
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