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c - difference between *p++ and ++*p - Stack Overflow This increments value of variable pointed by p p points to a so value of a incremented to 6 and first printf() outputs: 6 (2): Whereas, in *p++ because of postfix ++, printf() first prints value of *p that is 6 from previous expression then p increment to next location of a
pointers - C++ - *p vs p vs p - Stack Overflow 5 I am still struggling to understand the difference between *p, p, and p From my understanding, * can be thought of "value pointed by", and as "adress of" In other words, * holds the value while holds the adress If this is true, then what is the distinction between *p and p? Doesn't p hold the value of something, just like *p?
unix - mkdirs -p option - Stack Overflow I'm confused about what the -p option does in Unix I used it for a lab assignment while creating a subdirectory and then another subdirectory within that one It looked like this: mkdir -p cmps012m lab1 This is in a private directory with normal rights (rlidwka) Oh, and would someone mind giving a little explanation of what rlidwka means?
xml - Regular expression \p {L} and \p {N} - Stack Overflow 285 \p{L} matches a single code point in the category "letter" \p{N} matches any kind of numeric character in any script Source: regular-expressions info If you're going to work with regular expressions a lot, I'd suggest bookmarking that site, it's very useful
c - Why is *p++ different from *p += 1? - Stack Overflow The postfix ++ binds tighter than the prefix * so it increments p The += is at the low end of the precedence list, along with the plain assignment operator, so it adds 1 to *p