Vue.js - The Progressive JavaScript Framework

Vue.js - The Progressive JavaScript Framework

The reason the team picked up Vue instead of React is in its motto. As advertised, Vue scales up as well as React but scales down as well as jQuery.

Jan Gajdowicz
Case Study Of Metric Form List Refactoring

Case Study Of Metric Form List Refactoring

Quite often there are situations when part of the application appears multiple times, most of the usages are the same but they require different logic here and there. In this article, I would like to present the problem I have encountered along my programming way, its solution and the refactoring results.

Arkadiusz Machalica
What Is A Mobile-First Design?

What Is A Mobile-First Design?

The development of a mobile phone that evolved into a smartphone changed the way we communicate, shop, browse the web, take pictures etc. It has revolutionized our world and changed it forever. Companies recognize the importance of being mobile-friendly.

Łukasz Siwek
Top 5 Reasons For Outsourcing Front-End Development

Top 5 Reasons For Outsourcing Front-End Development

Developing web applications can generally be done in two ways: by an in-house team that you hire and train or by a remote team. Outsourcing introduces many advantages regardless of the size of the business you are running.

Anna Łękawa
Elixir For Node.js Developers – Your Handbook To Success

Elixir For Node.js Developers – Your Handbook To Success

I decided to explore the world of functional programming. It was like a promise of better performance and productivity. I then asked myself - “Why not try Elixir”? I wanted to build scalable web applications that are reliable, fault-tolerant and efficient.

Michał Staśkiewicz
React Native vs PWA - which should I choose?

React Native vs PWA - which should I choose?

In this day and age, users spend twice the time spent using desktops on mobile devices, so it is not surprising that they expect two things: high performance and storage saving.

Bartosz Boruta
Top 10 Companies Using Elixir

Top 10 Companies Using Elixir

Many market leaders recognized that potential and are choosing it for their new projects or replacing previous technologies with Elixir. Among the most commonly mentioned benefits coming from choosing Elixir are

Michał Staśkiewicz
Meet.js Summit Katowice 2019

Meet.js Summit Katowice 2019

The conference season is blooming. After BBDays4.IT and React Native conference, the time for Meet.js has come. And since the summit was held only a 40-minute drive from our office, we had to be there.

Wojciech Bożek
Fall In Love With IT - BBDays4.IT

Fall In Love With IT - BBDays4.IT

The week-long event took place from September 9th and aimed to attract IT enthusiasts, developers looking for new perspectives in the city and those specialists who manage to do what they love and enjoy life at the same time willing to share their knowledge with others.

Dariusz Wylon
React Native EU 2019 Recap

React Native EU 2019 Recap

Hello there. I‘m just freshly after my third React Native conference (react-native.eu) and although it was the third time, Callstack (the organizator) is still doing a great job with that.

Dariusz Pieńczykowski
Mocking GraphQL For E2E Test Purpose

Mocking GraphQL For E2E Test Purpose

This article will focus on E2E testing. E2E tests are conducted by a robot, that is mimicking user's interactions with the app. In my React Native application, I use Detox for testing selected user paths. Detox is a library that lets us prepare Gray Box tests.

Małgorzata Mazurek
Why Move To Bielsko-Biała

Why Move To Bielsko-Biała

Bielsko-Biała is a very special city for us. This is where Selleo was born and where our office is located. It is also the city where BB Days4IT 2019 is going to take place starting September 9th. Many people decide to move to Bielsko-Biała and this article will show you why.

Anna Łękawa