Samul questions

• Regex with negative lookahead does not work on substring
• Header set with query_string
• Is there a better way to do this with promises?
• Convert PATH from SVG to POLYLINE
• Port 80 blocked on my ISP so how my browser still works?
• How to get "Coverage" data out from the Chrome Dev Tools
• Cronjob to detect last modified files
• Cross domain AJAX requests are not being blocked: is this a security vulnerability?
• XMLHttpRequest Same Origin Policy

Samul answers