--- title: "JH. Jeong (@RGLedge) | Hashnode" description: "KAIST School of Computing Student, Studying and Developing in Flutter and Designs. Read the latest articles by JH. Jeong on Hashnode." url: "https://hashnode.com/@RGLedge" --- @RGLedge # JH. Jeong @RGLedge · Joined March 2022 KAIST School of Computing Student, Studying and Developing in Flutter and Designs ### [\[Flutter\] Using a simple 2D physical engine on the Flutter](https://rglie.hashnode.dev/flutter-using-a-simple-2d-physical-engine-on-the-flutter?utm_source=hashnode&utm_medium=feed) We will implement a 2D physical engine using a simple package in Flutter. In this article, we will implement it using a package, and in the next article, I will introduce how I developed this package. Easy Physics 2D The package to be used for physi... 4 min read · [rglie.hashnode.dev](https://rglie.hashnode.dev/flutter-using-a-simple-2d-physical-engine-on-the-flutter?utm_source=hashnode&utm_medium=feed) [Sep 1, 2022](https://hashnode.com/posts/flutter-using-a-simple-2d-physical-engine-on-the-flutter/6310981256df9e8e5025bfd0) ### [Building a Flutter Dev Environment on a Linux Server Without a GUI Environment](https://rglie.hashnode.dev/building-a-flutter-dev-environment-on-a-linux-server-without-a-gui-environment?utm_source=hashnode&utm_medium=feed) Motivation Currently, I am in an environment where I cannot use my personal PC and can only use public PC. Public PCs are virtually impossible to install and use multiple programs because the disk is formatted immediately upon reboot. In this situati... 3 min read · [rglie.hashnode.dev](https://rglie.hashnode.dev/building-a-flutter-dev-environment-on-a-linux-server-without-a-gui-environment?utm_source=hashnode&utm_medium=feed) [Aug 16, 2022](https://hashnode.com/posts/building-a-flutter-dev-environment-on-a-linux-server-without-a-gui-environment/62fb37e0be14cfbd5d7ca4d0) ### [Fall and Bounce Animation in Flutter](https://rglie.hashnode.dev/fall-and-bounce-animation-in-flutter?utm_source=hashnode&utm_medium=feed) As you can see from my previous posts, I have recently been making various animations on Canvas on Flutter. This time, I implemented an animation in which the ball actually falls freely. In the process of making this, I found some parts that I didn't... 5 min read · [rglie.hashnode.dev](https://rglie.hashnode.dev/fall-and-bounce-animation-in-flutter?utm_source=hashnode&utm_medium=feed) [Apr 7, 2022](https://hashnode.com/posts/fall-and-bounce-animation-in-flutter/624ef6c2bd2d386758328c6d) ### [Drag and Drop in Flutter Canvas](https://rglie.hashnode.dev/drag-and-drop-in-flutter-canvas?utm_source=hashnode&utm_medium=feed) Drag and Drop (hereinafter DnD) is often used for interaction when configuring UI. Flutter supports Drag and Drop with a widget called Draggable. Flutter Dev. Draggable Widget Flutter's official YouTube shows how to use Draggable Widget kindly. DnD i... 4 min read · [rglie.hashnode.dev](https://rglie.hashnode.dev/drag-and-drop-in-flutter-canvas?utm_source=hashnode&utm_medium=feed) [Apr 5, 2022](https://hashnode.com/posts/drag-and-drop-in-flutter-canvas/624c85c024471c433062c0f8) ### [Making Infinite Variable Animation in Flutter](https://rglie.hashnode.dev/making-infinite-variable-animation-in-flutter?utm_source=hashnode&utm_medium=feed) Making Reflecting Ball Animation 7 min read · [rglie.hashnode.dev](https://rglie.hashnode.dev/making-infinite-variable-animation-in-flutter?utm_source=hashnode&utm_medium=feed) [Apr 2, 2022](https://hashnode.com/posts/making-infinite-variable-animation-in-flutter/624875aa4b4dde0dc0be6fbb)