NVG questions

• PHP random_int seeding
• MySQL apply multiple conditions in one query [duplicate]
• how to test php scalability
• php mail and SMTP while using cloudflare
• PHP cURL sync and async
• mysql performance issues on large tables with insert
• Database search like google [duplicate]
• PHP SSE vs PHP WebSockets(Ratchet)
• php validate string with preg_match
• retrieve php server session timeout

NVG answers