Rob questions

• Easiest way to choose a percentage of an amount of rows from a MySQL table?
• md5_file() not working with remote content fetched by URL
• Why is the same input returning two different MD5 hashes?
• cURL not returning anything?
• How can I check if a string EXACTLY matches a regex pattern?
• curl_multi_exec stops if one url is 404, how can I change that?
• Checking if a POST[] variable is an IP address?
• Counting the number of times a character occurs in a string in C
• Getting HTTP Status Code from multiple URLs using curl_multi?
• When should I use print instead of echo in PHP?

Rob answers