Hello everyone. Today I would like to show you how to create your own lambda function in typescript. To achieve this I’ll use the serverless framework and AWS cloud. But first, let’s start with some theory to explain what is serverless. Without further ado, let’s get into the topic.

Hi folks! It has been some time since I last wrote an article. I had lots of work, but now I’m back! Today I would like to present you my favourite web framework in Python - FastAPI. This framework is based on the author’s experience with other Python web frameworks like Django, Flask, Requests. Fast API is inspired not only by web frameworks. One of the inspirations for it was also NestJS.

When you are a junior developer, learning Redux can be something really overwhelming. This leads to avoiding it at all cost and using alternatives like MobX, ContextAPI or simple React Hooks. It's not something bad actually, but if you take a look at job offers, you can see Redux is almost always a requirement. In this article I'll try to explain Redux in the simplest way I can. Let's do it!

In the React environment, working with properties and states is an obvious thing, because both props and states represent rendered values, i.e., what’s currently seen on the screen. To apply changes to a component we need to change the components state or props. React only updates what’s necessary by comparing an element and its children to the previous one, and applies the DOM updates to bring the DOM to the desired state.

Finally I can share with you another post about React and GSAP, in this case I’ll show how to create animations when scrolling our page.

Can you remember my previous articles where I wrote that Adobe stopped supporting the Magento 1 platform for good? If not, you can read this post here and get familiar with the topic. In short, I described a few scenarios that can occur when someone ignores the migration to a newer and supported version of Magento and feels that having enough luck to stay on the old Magento 1 platform. We didn't have to wait long for Cassandra's prophecy to come true—the worst just happened…

If you also pay attention to details and like UI improvements, this article is for you! This time, I’m happy to show you how to create a simple animated indicator in a navigation bar. However, such an indicator will configure its width and position automatically depending on our links.

Dear Reader, do you also share the struggles of a DevOps life? Then you probably know the importance of the right tools - tools that we would love to be intuitive, well-organised, easy to use. It often happens that we can’t choose our favourite tools to work with. However, it shouldn’t stop you from testing by yourself!
That’s what I do in my free time and I want to share with you what I got to know recently.

Hello there! I’m glad to be here for the first time! Today, I want to show you how gsap library works and what it is.

Hello there! Today I would like to tell you about the history of machine learning.

In 2008, when someone was thinking seriously about having an online store, they would usually have picked a store based on the Magento platform. Back then, Magento 1 was very popular for merchants who wanted to sell goods over the internet. The time was just right because it was an era when the e-commerce industry was growing extremely fast, and a lot of companies wanted to emerge on this piece of the market.

In software development, testing plays a huge role. It helps developers track and eliminate bugs in the code which makes clients happier and wealthier. Who would like to buy a product full of issues?

In one of my previous posts, I briefly described how to translate React application with react-i18next package. Now, I want to show you how you can detect the language and give user the possibility of changing it.

Creating CRUDs in applications (both web and desktop) is something that will happen sooner or later in every developer's life. But wait! What is a CRUD? Today, I'm going to show you how to implement Create, Read, Update and Delete operations with GraphQL and React.

Today, I would like to explain how to use GraphQL in parallel to TypeScript. GraphQL is a very interesting technology invented by Facebook in 2012 and presented to the audience in 2015. It's used for getting specific data by the client.

Welcome! We want to introduce a new type of articles called 'Quick tips' to show you very simple, but effective solutions that might be helpful in your everyday developer's life. A few days ago, I was working on our client’s website, and to meet the design needs I had to implement a simple accordion behavior. Long time ago, we could use jQuery library to make it real, but today, we can utilize React hooks.

In this article, I would like to present how to resize an image to fit a HTML container. The most popular approach is to add object-fit property to img tag, we will use it as well, plus we will add other CSS properties.

Creating software consistent with good programming practices and containing popular design patterns is beneficial on almost all fields of the software product. Increasing of overall performance, SEO visibility and also cost reduction are the main things if we’re talking about updating legacy projects to fulfills all good practices.

Few weeks ago I was working on a task that was to rewrite the service from JavaScript to TypeScript. It was very challenging for me. I spent a lot of time to find the differences between those two languages.

Thanks to the HashiCorp software company and their cloud-provisioning tool, you can manage your infrastructures easily and much more efficiently! Now, let’s get a look at how to run a simple EC2 instance on AWS with the help of Terraform!

Making web applications that support multiple languages is always a challenge, especially when we are talking about apps with currencies, numbers with formats that depend on user language, etc. Today I'm going to show you how to make the first step on the way to translate your web application.

There are only two hard things in Computer Science: cache invalidation and naming things. -- Phil Karlton

Nowadays JavaScript is the most popular technology. You can write desktop apps, well designed websites or even fast and efficient backends. Let's focus on backend.

Recently I found some very interesting articles related to popular npm packages (request and axios - both are simple HTTP clients) and how they are dying.

Some time ago we discussed with the team how we can improve the quality of code in our services and what we can do to increase our skills. So, from to time, we had a situation that someone uses a method in the not correct way. I mean too many or too few parameters or invalid types were passed to the method.

Those are good times for Node.js Developers. In a few days, Node.js 12 (codenamed Erbium) will be going into LTS (Long Term Support) and will be maintained until April 2022. A lot of improvements and new features will be released with this version.

Sooner or later, every programmer is forced to deploy his code into a production environment. How to do it so that you can easily manage it and not hurt yourself? Does every deployment have to be a nightmare? Let’s try to answer these questions.

The best developers are smart but lazy developers. Why? Because lazy developer will always find a way to do something in a shorter way. And today we're going to take a look at some shorthand coding techniques in JavaScript language (with ES6).

Optimizing things is important part of development process. Even when we are living in the world of fast Internet connections, we still don't want to spend few seconds watching white screen and waiting for website content. And it is just a few seconds!

When we need realtime database which allows us to store and synchronize data across multiple platforms, one of most known possibilities will be Firebase.