Week 8 Jordan Jozwiak. CS50. Announcements. Problem Set 5 has been returned Final Project\'s Pre-Proposal is due by 11:00am on Mon 11/7, per the spec 10 minute meetings? Saturday? Doodle. Pset6 Feedback. Char* vs. char [LENGTH + 1] Hash function in relation to hash table size
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sets permissions to read and write for user,
and read permissions for everyone else
Gives execute permissions for user. The first character can be also be a “g” (group), “o” (other), or “a” (all); the ‘+’ can be a ‘-’ for taking away permissions, and the final letter can be ‘x’, ‘r’, or ‘w’.
<p style="align: center">This is centered</p>
declarations; align: center;
Don’t forget the semicolon!
int a = 3;
char *s = "hello";
s = s + a; // won’t compiled
$a = 3;
$s = "hello";
$s = $s . $a; // gives "hello 3"
WARNING: It is always important to ‘escape’ the contents of any string passed by the user which is to be included in a database query.
"INSERT INTO students VALUE (\'<user string\');"
What could possibly go wrong?