How do you correctly handle the hash/pound/number (#) sign in php/mysql?
255
How can I prevent SQL injection in PHP?
88044
Tell MySQL to start using utf-8 encoding without `convert to`ing it
23651
At-Sign in SQL statement before column name
9173
What are the PHP operators "?" and ":" called and what do they do?
52580
How to prevent PDO from interpreting a question mark as a placeholder?
46503
Do htmlspecialchars and mysql_real_escape_string keep my PHP code safe from injection?
147306
Postfix (SASL) / MySQL: Use MD5 Encryption?
64397
Why are the passwords in MySQL (5.x) not salted?
38732
How does the SQL injection from the "Bobby Tables" XKCD comic work?
115736
What's a correct and good way to implement __hash__()?
60295
Script breaking below MySQL queries, but no error being given?
107624
MySQL allows entry without Password
148559
Using the correct, or preferable, not equal operator in MySQL
151556
Escaping MySQL wild cards
23647
Why shouldn't I use mysql_* functions in PHP?
11628
What data type to use for hashed password field and what length?
2111
Get PHP to stop replacing '.' characters in $_GET or $_POST arrays?