John questions

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• Find url and get ip address of website after redirect
• last inserted row in mysql
• vb 2008 set array items with one line code
• OpenCart automatically add new products. Products manipulation
• save images from url
• Scrolling 2 different elements in same time
• how to make my site look like in following image on search engines result
• compare two audio files. sound match [closed]
• Testing null byte vulnerability

John answers