--- title: "Sabitur Rahman (@roothex200) | Hashnode" description: "Software Engineer" url: "https://hashnode.com/@roothex200" --- @roothex200 # Sabitur Rahman @roothex200 · Bangladesh,Dhaka · Joined April 2025 ### [Calling Golang from Flutter Using FFI (Foreign Function Interface)](https://roothex200.hashnode.dev/calling-golang-from-flutter-using-ffi-foreign-function-interface?utm_source=hashnode&utm_medium=feed) Do you want to call Go code from a Dart or Flutter project? In this tutorial, I’ll show you how to use FFI (Foreign Function Interface) to send data from Dart to Go and get a response back — using a notification example! If you already know about Go ... 2 min read · [roothex200.hashnode.dev](https://roothex200.hashnode.dev/calling-golang-from-flutter-using-ffi-foreign-function-interface?utm_source=hashnode&utm_medium=feed) [Apr 30, 2025](https://hashnode.com/posts/calling-golang-from-flutter-using-ffi-foreign-function-interface/6811eaea9e20fbbd45ad43d1) ### [Flutter Things](https://roothex200.hashnode.dev/flutter-things?utm_source=hashnode&utm_medium=feed) About Flutter Render Widget (Widget Tree, Element Tree, Render Object Tree) Widget Tree: যার সাথে আমারা সবাই পরিচিত In Flutter EveryThing Is Widget.এই Widget Tree হলো হায়ারার্কিক্যাল ইজার ইন্টারফেস এর রিপ্রেসেনটেশন ও ব্লু-প্রিন্ট। যেখানে প্রতিটি Wid... 3 min read · [roothex200.hashnode.dev](https://roothex200.hashnode.dev/flutter-things?utm_source=hashnode&utm_medium=feed) [Apr 19, 2025](https://hashnode.com/posts/flutter-things/680750812b05efe04276e206) ### [Implement Deep Link in Flutter Using Help of web without go\_router](https://roothex200.hashnode.dev/implement-deep-link-in-flutter-using-help-of-web-without-gorouter?utm_source=hashnode&utm_medium=feed) Hey back again here , so I will share tutorial about flutter deep link without go\_router package. now question is what is deep link so answer is “The use of (custom) URL schemes to direct users to specific pages within an app, enhancing user engageme... 4 min read · [roothex200.hashnode.dev](https://roothex200.hashnode.dev/implement-deep-link-in-flutter-using-help-of-web-without-gorouter?utm_source=hashnode&utm_medium=feed) [Mar 31, 2025](https://hashnode.com/posts/implement-deep-link-in-flutter-using-help-of-web-without-gorouter/67fac1d26520dac743336b68) ### [Implementing Continuous Voice Recognition in Flutter Apps](https://roothex200.hashnode.dev/implementing-continuous-voice-recognition-in-flutter-apps?utm_source=hashnode&utm_medium=feed) In this tutorial, I will share how to implement continuous voice recognition in a Flutter app. To achieve this, I will use a Flutter package called voice\_recognition\_flutter. I am excited to announce that I developed this package, so let's dive into ... 3 min read · [roothex200.hashnode.dev](https://roothex200.hashnode.dev/implementing-continuous-voice-recognition-in-flutter-apps?utm_source=hashnode&utm_medium=feed) [Dec 20, 2024](https://hashnode.com/posts/implementing-continuous-voice-recognition-in-flutter-apps/67f95385d3f69ce434a51a1e)