PersianMan

PersianMan has asked 1 questions and find answers to 3 problems.

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About

📧 Email: [email protected] 🆔 Telegram: @PersianMan0

📚 An electronics💡 and mechatronics🚂 engineer

🖥 A Back-End developer [ #php 🐘 #python 🐍 #go 🐀 #c 💾 ]

🤫 of course, I also develop Front-End

😍 but i love Back-End programming 🖥 and embedded systems programming 📟

PersianMan questions

PersianMan answers

Invalid input syntax for type JSON [duplicate]
Why does null||null return a null value but concat(null,null) returns an empty string in postgres? [duplicate]
How do I handle null values in cluster analysis?