Golang Golang How to filter a Slice with Generics
Golang doesn't provide utility functions for Slice. It's easy to implement filter to filter the element but it should be implemented with Generics. Let's check how to do it.
Golang 
Golang Golang Generics type constraints with interface and Tilda
How can we implement if an extended type (Type Definition) needs to be covered by interface for Generics? Let's define an interface with Tilda!
Golang Golang How to start using gRPC in devcontainer
gRPC is one of the nice tools when two applications need to be communicated with each other. It's not hard to implement ...
JavaScript/TypeScript TypeScript/JavaScript Filter array of objects by property value
An array often needs to be filtered by a condition. That can easily be done filter function that is implemented in Array...
JavaScript/TypeScript JavaScript replaceAll multiple characters and strings
replaceAll was added to ECMAScript2021. The same thing can be done with replace function but the name is clearer for the...
Dart and Flutter Learn implementation of Disjoint-set (Union Find) in Dart
Disjoint-set is one of the Data Structures. It's useful to merge two elements and check whether an element is in the same group as another element. Let's learn how it work and how to implement it.
JavaScript/TypeScript Node.js + C# (Edge.js) How to investigate Memory Leak
It's hard to find the root cause when we find a memory leak in software. If you have no clue, it's better to start profiling the code. A tool helps the investigation.
Dart and Flutter Flutter How to implement Bloc like pattern with Riverpod
Do you want to move from Bloc pattern with flutter_bloc to Riverpod? Then, let's go through with me. I implemented the same application in both.
Dart and Flutter Flutter Separate UI and business Logic by Bloc Pattern
Code segregation is important for clean code. UI part should be separated from Business Logic. Bloc pattern is one of the solutions in Flutter. Let's learn how to implement it.
Dart and Flutter Flutter Freezed autogenerates code for copyWith, serialization, and equal
Some methods need to be overridden for a data class to copy, compare, and convert from/to JSON. Freezed package auto generates those codes from a simple class definition. Let's try to use it.