In this tutorial, I will show you how to encode Image file to Base64 & decode Base64 String to Image in Dart/Flutter using dart:convert library.
Author: bezkoder
Angular 8 JWT Authentication with HttpInterceptor and Router
In this tutorial, we’re gonna build an Angular 8 Application (with HttpInterceptor, Router & Form Validation) that supports JWT Authentication. I will show you:
- JWT Authentication Flow for User Signup & User Login
- Project Structure for Angular 8 Authentication with
HttpInterceptor,Router - How to implement
HttpInterceptor - Creating Login, Signup Components with Form Validation
- Angular Components for accessing protected Resources
- How to add a dynamic Navigation Bar to Angular App
- Working with Browser Session Storage
It sounds fantastic! Let’s explore together.
Related Posts:
– In-depth Introduction to JWT-JSON Web Token
Fullstack:
– Angular 8 + Spring Boot: JWT Authentication with Spring Security example
– Node.js Express + Angular 8: JWT Authentication & Authorization example
Angular 8 + Spring Boot: JWT Authentication with Spring Security example
In this tutorial, I will show you how to build a full stack Angular 8 + Spring Boot JWT Authentication example. The back-end server uses Spring Boot with Spring Security for JWT authentication and Spring Data JPA for interacting with database. The front-end will be built using Angular 8 with HttpInterceptor & Form validation.
Let’s get started.
Vue.js + Node.js + Express + MySQL example: Build a full-stack CRUD Application
In this tutorial, I will show you how to build full-stack (Vue.js + Node.js + Express + MySQL) example with a CRUD Application. The back-end server uses Node.js + Express for REST APIs, front-end side is a Vue client with Vue Router and axios.
More Practice: Node.js Express + Vue.js: JWT Authentication & Authorization example
Dart/Flutter – Convert Object, List to JSON string
In this Dart/Flutter JSON encode tutorial, I will show you ways to convert Object, Nested Object, List, List of JSON objects into JSON string. Finally, you can convert a complex Nested Object (that contains some fields and a List of objects field) into JSON string.
Related Post: Dart/Flutter – Convert/Parse JSON string, array into Object, List
Node.js Rest APIs example with Express, Sequelize & MySQL
Express is one of the most popular web frameworks for Node.js that supports routing, middleware, view system… Sequelize is a promise-based Node.js ORM that supports the dialects for Postgres, MySQL, SQL Server… In this tutorial, I will show you step by step to build Node.js Restful CRUD API using Express, Sequelize with MySQL database.
You should install MySQL in your machine first. The installation instructions can be found at Official MySQL installation manual.
Related Posts:
– Build Node.js Rest APIs with Express & MySQL (without Sequelize)
– Deploying/Hosting Node.js app on Heroku with MySQL database
– Vue.js + Node.js + Express + MySQL example
Security: Node.js – JWT Authentication & Authorization example
Dart – How to round double number
In this tutorial, we’re gonna show you how to round double number in Dart. You will know the ways to:
- round double to int
- round double to integer double value
- round double to N decimal places