Performance problems are often one of the reasons why developers avoid adopting GraphQL API. First Google search results that will appear when searching for “GraphQL performance” will mostly cover the disadvantages of this technology. Are the GraphQL API’s less performant than their RESTful counterparts? Is performance really a big problem…

In this short post, we will summarize the recent state of offline support in the Apollo community. What is Offline Support Offline support allows the application to operate when the device running it lost connection to the server. Offline solutions are characterized by the ability to: Read local projection of the data Perform modification…

Apollo GraphQL Client (JavaScript) offers extensive options for building efficient data queries using the cache, Optimistic UI, and error handling. Developers can use various ways to fetch data, store it in the local cache or handle different types of errors. With so many different ways to query data developers can…

GraphQL was created almost 7 years ago at Facebook to resolve specific problems for the Facebook mobile platform. As Query Language, GraphQL offers transport and data exchange layer between server and client, leaving many implementation details to developers. …

Part 1 of tutorial. In second part of our tutorial we going to focus on adding opponents - the other cars that we need to avoid. Cars will appear first on the top of the screen and move towards player with constant speed that can be adjusted in the code. Building main logic …

Progressive Web Apps (PWA) are the way to provide mobile users the best experience in reliability, speed and engagement. PWA are a generic concept that can be achieved by native API for various capabilities in modern browsers and adopting best patterns for achieving performance and flexibility in application distribution. PWA…

GraphQL is an specification for an Query language and API engine with implementations in many different languages. Specification clearly abstracts from the underlying database solutions, leaving developers to work with any source of the data including REST API or different databases. …

Microbit is an hardware platform that can be used to program and build real life hardware projects. Micro:bit has many hardware sensors, display and buttons which are good base for simple projects without connecting any external elements. The best way to start with Micro:bit (without even buying board) is to…

Raincatcher is solution that provides reusable plugins to build mobile and web applications. Target of Raincatcher is to provide default implementations for various functionalities like Maps with GPS tracking, Photo collections with storage, tasks managment and many more. Each of this areas are implemented as separate plugin (npm module) that…