javascript | Björn Wilmsmann

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Ich bin selbständiger IT Berater und Unternehmer in der Internet und Software Branche. Ich beschäftige mich mit Design, Enterprise Applikationen, Web Apps und SaaS Produkten. Ich entwerfe und entwickle Business Lösungen und Anwendungen. Ich helfe Unternehmen in Sachen Software Qualität und Wissenstransfer, z.B. mit Angular und Spring Boot.

Modern Web App Design Patterns: Patterns.dev

Leider ist der Eintrag nur auf English verfügbar.After last week's post on The Modern JavaScript Tutorial, a comprehensive guide to modern JavaScript, as something of a follow-up, today I'd like to introduce you to Patterns.dev (previously known as "Modern Web App Design Patterns"), an ebook on "design patterns and component patterns for building powerful web apps with vanilla JavaScript and React". The authors of Patterns.dev provide design patterns and tips on how to improve the architecture of your web apps. Patterns.dev follows ...

The Modern JavaScript Tutorial

Leider ist der Eintrag nur auf English verfügbar.The Modern JavaScript Tutorial is a comprehensive guide to - well - modern JavaScript. Regularly updated and available both for free online (under a CC-BY-NC licence) and as an ebook, this tutorial introduces the reader to JavaScript as it is (or should be) written today. From JavaScript basics to object orientation, data types, functional programming and asynchronous behaviour, it covers everything the prospective JavaScript developer needs to know about writing high-quality, maintainable JavaScript code according to ...

22. Oktober 2023 by Bjoern in Software, Web, Web Applikation

Rendering on the Web

How to Optimize Your Web Rendering PerformanceWeb rendering performance is an important factor in providing a good user experience. Poor performance can lead to slow page loading times, which can cause users to abandon a website. Optimizing web rendering performance can help ensure that users have a positive experience when visiting a website. The first step in optimizing web rendering performance is to reduce the size of the page. This can be done by compressing images, minifying HTML, CSS, and JavaScript, and ...

12. Februar 2023 by Bjoern in Software, Web, Web Applikation

Documenting REST APIs Provided by Express Applications

Leider ist der Eintrag nur auf English verfügbar.swagger-jsdoc is an NPM library that allows us to generate an OpenAPI specification for REST APIs provided by an Express application. swagger-jsdoc consumes YAML-formatted OpenAPI specification segments within JSDoc comments annotated with the @openapi annotation and turns those into a comprehensive OpenAPI specification for our API. This specification, in turn, can for example be used for automatically having a Swagger UI documentation page created for our REST APIs (using Swagger UI Express, for instance). While annotating Express ...

13. März 2022 by Bjoern in Software, Web Applikation

SCuri: Automating Unit Test Boilerplate Code for Angular Components

Leider ist der Eintrag nur auf English verfügbar.As I wrote about quite some time ago in this blog post, which details my solution for managing transitive dependencies for Angular unit tests . although Angular applications in general are easily testable and unit tests are first-class citizens with the framework itself, there's still some potential for improvement when in it comes to test maintainability. In particular, listing and referencing an Angular component's dependencies (i.e. the dependencies of the system under test) such as ...

9. Januar 2022 by Bjoern in Front End Entwicklung, Software, Web Applikation

Currying in JavaScript

Leider ist der Eintrag nur auf English verfügbar.A reference to logician Haskell Curry, currying is a technique for converting a function that takes multiple arguments into a chain of abstract functions that each take a single argument (see Currying). Besides its significance for studying functions in the context of theoretical computer science and its relevance to lambda calculus both in the context of mathematics and linguistics, currying has very practical applications in functional programming. In a way, it's one possible approach for following ...

26. September 2021 by Bjoern in Software

Using SQLite on a Static Website Without a Back-end Server

Leider ist der Eintrag nur auf English verfügbar.GitHub user phiresky recently published an interesting blog post on Hosting SQLite databases on Github Pages. Using SQLite - or in fact any kind of SQL database - in the browser? Why should one want to do this? Now, while it's certainly true that in the context of web applications SQL databases and RDBMS generally are relegated to the realm of back-end servers, depending on the requirements, a database in a front-end application or a ...

19. September 2021 by Bjoern in Front End Entwicklung, Software, Web Applikation

Material-UI Builder: Generating a React / Material-UI Codebase

Leider ist der Eintrag nur auf English verfügbar.Material-UI is a widely used UI component framework for React based on Google's Material Design design system. These frameworks and systems simplify and streamline the development of consistent user interfaces for web applications. Material-UI Builder is drag & drop online editor that allows you to choose from a wide range of Material-UI components for your application, customise the CSS styles applied to them, and export a ready-to-use codebase based on those preferences.

7. Februar 2021 by Bjoern in Front End Entwicklung, Software, Web Applikation

Five Articles on Software Quality and Design Patterns

Leider ist der Eintrag nur auf English verfügbar.This week I'd like to point you to five articles I previously posted on this blog and from which I think that they're as relevant as they were at the time. The first three are about general software design principles, software architecture and software quality while the final two refer to specific best practices and common design patterns for Angular: Writing Disposable Code, Not Reusable Code (November 06, 2016) What Causes Over-engineering and How Can You ...

24. Januar 2021 by Bjoern in Design, Enterprise Software, Front End Entwicklung, Software, Web Applikation

Björn Wilmsmann

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Reden wir über Digitales.