Thoughts & Insights

Silent Authentication in Next.js

Authentication is an essential part of almost any application and getting it right ensures the security, and improved user experience (UX). In Single Page Applications (SPA), the most common strategy is the JWT-based authentication.

Cross-Platform Development with Kotlin Multiplatform

Explore Kotlin Multiplatform for cross-platform development. The core concept, two real-world examples and advice on how to migrate to it.

Navigating the Mobile Development Landscape

Explore various mobile technologies and their advantages and disadvantages for making informed decisions for your mobile apps

Building Scalable and Stable Systems in Ruby

Learn essential strategies for building scalable and stable Ruby systems with effective dependency management, security, and forward-thinking design.

Chaining LLMs with LangChain

Explore LangChain for building LLM-powered applications. Learn about key concepts like chains, tools, and agents, and discover supporting infrastructure.

Exploring SolidJS: A High-Performance Alternative to React

Discover SolidJS: a high-performance, React-like framework offering fine-grained reactivity and superior optimization for resource-limited environments.

Real-world open-source projects built with Next.js 14 and App Router

Find a selection of open-source projects built using Next.js and App Router. Enhance your skills, find inspiration, and discover new tools.

Do we actually need 'required has_one' associations in Ruby on Rails?

We do need 'required has_one' associations in RoR, but not as often as you think. ActiveModel API and 'composed_of' offer us almost the same but much cheaper.

How to Dockerize a Ruby on Rails application

Learn how to dockerize your Ruby on Rails app with our easy-to-follow guide. Achieve seamless deployment and scalability.

How we estimate tasks in Story Points

Estimating tasks using story points in Agile software development. Learn step-by-step methods for accurate project estimations.

Benefits of VCR tests for Payment Integrations

Discover the advantages of VCR tests for fintech apps. This post explores how VCR testing automates and streamlines payment integration updates.

The Magic of App Size Reduction

Discover how app size reduction impacts SEO, user acquisition, and rankings. Learn strategies and real case studies for a leaner, faster mobile app.

Training a neural network for fun and profit

How we trained a neural network to generate unique images of cats and red pandas with the help of Progressive Growing GAN.

API calls with Retrofit and Either type

Process API error payload with Retrofit and Either type from Arrow KT library. Make Retrofit handle payloads of error responses the same way as success.

How we estimate project cost and the ultimate goals behind this process

Is the estimate given by developers reliable? In this post, we explain how an estimate could help plan resources for your project.

Feedback and tips for Junior developers

How to ask the right questions, review code, and deal with problems? Tips from this post will help junior developers grow in the right direction.

Security vulnerabilities – how to find and fix them

How I found a security vulnerability, showed how it can be used for data extracting from the database, and fixed it with just one line of code.

The datarockers' codex – company core values

This codex is a collection of our company's core values. We believe it helps us attract like-minded people and build a cohesive team.

How to validate startup idea?

How separate good ideas from bad ones? In this guide, we give the framework to validate your startup idea without budget and coding skills.

8 rules that make us a strong remote team

To successfully work remotely, you need to establish a set of rules in your team. In this post, we listed rules the datarockets team uses for remote work.

Contribution to open source: rubocop-rspec

Contribution to a popular opensource Ruby lib - rubocop-rspec. Datarockets team created a cop to detect duplicates in example groups.

Major challenges of IT project management and ways to overcome

Communication and transparency are the most important parts of project management. Learn how to eliminate miscommunication in teams.

Interview with datarockets CEO

About how to build a place for like-minded people where they can integrate with clients as a single team, based on a transparent development process.

Ultimate Startup Metrics Guide

How to define your North Star Metric. Metrics that indicate how fast your startup grows. Financial, Aquisition and Engagement metrics.

Startup stages and business models

Define a startup's business model (Marketplace, IoT, Subscription-based, Ad-based, Aggregator) and the general stages of its growth.

Wroclove.rb 2019 highlights

In this blog post datarockets ruby on rails development team highlighted 11 talks from Wroclove.rb conference.

Structuring React Native app navigation

React Native solution for clear navigation and a better separation into small reusable components like parts, views, and screens.

Record user sessions in React Native apps with UXCam

Learn how to track user sessions and analyze users' behavior in the UXCam dashboard. Set up UXCam. Session recording for React Native apps

Feedback & Team Performance Metrics

What metrics to track to measure team performance. How to organize objective feedback system. Metrics tracking benefits. Analyse team performance metrics.

How to ICO. Security vs Utility Tokens

It is time to determine the type of your token. Let's talk a bit more about the difference between 2 types of tokens: security and utility.

Transparent development process in the team

How to create an effective management and transparent development process on your projects. How to work with developers.

React Native architecture: arranging components into layers

Set up React Native architecture with Screens, Containers, Views, CombineViews. How to build React Native application

MVP development. The Lean Startup Way

The goal of your MVP: to check your leap of faith assumptions in the quickest possible way. Read how to create a list of assumptions and validate your idea.

Refresh session token of Auth0 with RxSwift and Moya

Here is my solution to the problem when you need to refresh session token with Moya and RxSwift. It's applicable for services similar to Auth0.

How to launch ICO part 1. Do you need that?

Guide how to launch ICO Part 1. Do you need blockchain in your product? Does it make sense to create your own cryptocurrency? Is ICO a good fit for you?

Raise money from Venture Capital investors

Understand how VC investors think and evaluate how good your startup idea is. Raise money from Venture Capital investors.

Object-Oriented Views in Rails

Android Room migration. How to migrate to Room from ORMLite

Here I described Android Room migration from ORMLite. How ORMLite works. Key components of Room: Entity, DAO, and Database.

Add pattern matching in React using Daggy

Javascript pattern matching. How to use Daggy, the library which allows you to add pattern matching to your JS code and transform the React render method.

Map markers clustering using Google Maps Utils

How to set a marker on google maps. Marker cluster Google maps. Implementing markers and clustered markers. Google maps api multiple markers same location

Simple iOS release with Fastlane tools

Fastlane iOS is a great tool to automate the development process. Install Fastlane. Fastlane Produce, Fastlane Match, Fastlane Gym, Fastlane Deliver

How I arrange a React component

Good react project structure. How React components should look. React dumb components. Fixed component structure in React. ESlint config datarockets.

React. Quick Start

React quick start: How to learn React and Redux. What to do if you're a newbie in React. You'll get all things you need, and start learning React.

Win new users and conversions with mobile deep links

Deep linking - a new way to gain users, tune conversion rate, and improve UX in your mobile app. I use branch.io for mobile deep linking.

Failures and success of product development

How we created our own product with good rating on Google Play in 2 weeks. Successful product development tips. Startup marketing without budget.

Typing React Components with Flow

There are some options for making JS type safe: TypeScript, Dart, and Flow. I'm going to describe how to use Flow in terms of React & Redux.

Easy integration Rails with AdminLTE using bower or npm

This tutorial will help you to install any bootstrap template. I took AdminLTE template integration as an example. Install AdminLTE with Bower

Getting started with Kotlin for Android development

Let's sort out the pros and cons of Kotlin, as well as a look at an example and how you can start using Kotlin for Android development

Redux Structure: a Way To Success

Is Redux just hype? I have changed my point of view on components and redux structure since I've been writing on React with Redux.

Android N: New Features

Let's have an opportunity to taste all Android N new features: Java 8 support, Split-screen Support, Drag-n-drop, Notifications, Network connections secure, Certificates

Salesforce and Git: Development Process

Let's see how we can set up a good Salesforce development process with Git, Continuous Integration, and comfortable Salesforce deployment.

Why Ruby on Rails: Reality vs Hipness

Why Ruby on Rails is so popular and what are the alternatives? Will Node.js be the next Ruby in five years or so? Ruby on Rails vs Node.js

21 things we have learned about running small business

We started business in 2014, and have made a lot of mistakes till then. To prevent common mistakes small business owners make, we've collected our experience into notes.