Setup local Ethereum node for development

Tutorial on setting up local blockchain for development. You will learn how install and setup basic ethereum node using ganache-cli.

23 May, 2019

Fetch ETH balance using NodeJS and AWS Lambda

Learn how to deploy NodeJS function to AWS Lambda using Serverless framework.

26 July, 2018

Basic GDPR data takeout from Rails application

Ruby class for export any of your user personal data to the ZIP archive.

10 June, 2018

Convert IPB4 database to Discourse

My approach for converting Invision Power Board 4 database to Discourse.

17 March, 2018

React Native and Android on OS X

In this article, I will show you how to start developing Android apps on your Mac.

06 January, 2018

Expose development server to the rest of world

Learn how easily you can expose server from your development machine to other people without deploying code to the external server.

08 October, 2017

Git - Take care of your branches

Keeping git log in a good shape is not easy. Feature branches may become little messy, but I've got few tips for you.

01 July, 2017

Offline access to documentation

Are you working from bus/train/airport or any other place where the Internet is limited? Prepare for such occasions and keep your offline docs on your machine.

15 May, 2017

PostgreSQL/Sequelize / NodeJS - Updating records

Today I learned how to talk with PostgreSQL using Sequelize ORM.

07 May, 2017

React/Redux - Rendering alerts

Today I added Alert component to my training app (WebChatter).

07 May, 2017

Background processing using Resque

Today I added to my Webchatter app a very convenient gem for background processing called Resque.

30 April, 2017

Monitor delayed_job process using Monit

Learn how to use Monit and forget about not working background processor.

30 April, 2017

Push items to React component using ActionCable

Today I learned how to push items from Rails 5 backend to React component using ActionCable.

23 April, 2017

G2A Pay - Create payment (Ruby)

Create new payment in G2A Pay using Ruby.

22 April, 2017

Call API from React component

Today I learned how to call API endpoint and dispatch action with results using redux and redux-thunk.

16 April, 2017

Backup your whole filesystem using Rsnapshot

There are only two types of people in the world. Those who are doing regular backups and those who will start doing it someday.

15 April, 2017

Rails5/Rspec - Specs for authentication endpoint

Rspec tests for authentication endpoint.

09 April, 2017

Permanent Facebook page access token

If your app is interacting with Facebook pages you probably need a permanent access token.

08 April, 2017

Rails5 - simple authentication endpoint

My training app (React/Redux) requires authentication and I decided to develop its backend using Rails5.

29 March, 2017

Let's Encrypt website for free

Short tutorial describing how to setup SSL on Nginx without spending a dime on it.

28 March, 2017

First program in Go: web scraper

I've heard many positive opinions about Golang, so I decided to give it a try and write the first program.

26 March, 2017

Restrict access to routes using React, React Route and Redux

Simple approach for authentication check before rendering components.

25 March, 2017

Few words from Wroclove.rb 2017

Just came back from Wroclove.rb which is a Ruby conference organized in Wroclaw, Poland.

19 March, 2017

Hands-on with React on Rails

Let's check if React and Ruby on Rails is a magnificent combination.

13 March, 2017

Upload video from YouTube channel to Facebook Page

Easy solution for automatic Facebook video uploads in Ruby.

07 March, 2017

WebChatter - my first open source project

WebChatter is a live chat app written in Ruby on Rails and React.

03 March, 2017

Get Noticed!

I found a cure for lack of motivation to blogging. The name of this secret cure is “Get Noticed!” Contest.

27 February, 2017

Let's start blogging

If you want to start blogging and you are scared of monsters like Wordpress this post is for you. Inside you can find introduction to Hexo - blazing fast blog framework written in Node.js

29 October, 2016