Posts within the Tutorials category
Using custom scalar types with GraphQL and Apollo
GraphQL comes with several types out-of-the-box, but in many cases you probably want to extend those with your own scalar types. In this tutorial we'll create our own ISO timestamp based scalar type with Node.js, GraphQL and Apollo.
Writing a GraphQL API with Node.js, Express and Apollo
GraphQL nowadays is often seen as an alternative to REST, each with its own benefits. With Apollo, we can consume GraphQL APIs, but additionally to that, we can create GraphQL API's as well by using Node.js and Express. In this tutorial I'll explore the possibilities.
Working with Spring Data Solr repositories
Spring Data is the go-to framework when using datasources with Spring, regardless of whether they're relational or non-relational databases. With Spring Data Solr, we can also consume documents from Apache Solr, a document based database.
Running a Spring batch at a schedule
Writing a RESTful webservice with Spring is easy, even easier with Spring Boot. But did you also know that validation is quite easy as well with Spring?
Validating the input of your REST API with Spring
Writing a RESTful webservice with Spring is easy, even easier with Spring Boot. But did you also know that validation is quite easy as well with Spring?
Indexing documents with Spring batch
Batch processing is an often occuring taks when developing applications. With Spring boot, you can now easily write batch processes using Spring batch. In this tutorial I'll use Spring batch to index markdown documents into Solr.
Setting up Apache Solr with Tika using Docker
Indexing documents is quite easy with Apache Solr and Tika. In this tutorial, I'll demonstrate how to configure both and to run them within a Docker container.
Writing GraphQL mutations with Spring boot
Forget REST, get started with GraphQL! In this tutorial I'll be using GrapQL mutations with Spring boot to create a next level API.
Using Apollo GraphQL with Angular
Forget REST and learn GraphQL! In this tutorial I'll be using Apollo as my GraphQL client library together with Angular to create even more powerful applications.
Working with Spring boot and GraphQL
Forget REST, start with GraphQL! In this tutorial I'll show you what the benefits are of GraphQL and how you can use GraphQL with Spring boot to create even better APIs.