Introduction to ROS2 With Rust. write publishers and subscribers | by Timothy Shan | Jun, 2022

Write publishers and subscribers In May 2022, ROS 2 Humble Hawksbill (humble) was released, which supports Ubuntu 22.04. Since I am still using Ubuntu 20.04, this blog will focus on foxy. First thing first, how to install ROS2? Because our team is migrating from ROS1 to ROS2, I need to use both for now. My … Read more

Using AWS and Hyperscan to Match Regular Expressions on 100GB of Text | by Meadowrun | Jun, 2022

Run regular expressions over a large text dataset through Python scripts Photo by Patrick Tomasso on Unsplash This is the second article in a series that walks through how to use Meadowrun to quickly run regular expressions over a large text dataset, using English-language Wikipedia as our example data set. If you want to follow … Read more

Purpose-Driven Microservice Design | by John Vester | Jun, 2022

Creating purpose-driven microservices should always be a goal. Find out how Render Blueprints can offer a reproducible strategy. Buzzwords aren’t something I expected when I started my career. In those days, most of the technology news arrived in paper-based weekly publications like InformationWeek and Network World. I remember thinking to myself, “Man, they are using … Read more

What Is Serverless Enablement And Why Is It Important? | by Allen Helton | Jun, 2022

As the benefits of serverless continue to grow, it’s more important than ever for companies to get involved and enable their app teams. Photo by name_gravity on Unsplash Remember when you were a kid and you really wanted to go to a concert but you knew your parents would say no? You spend all this … Read more

Building GraphQL Server Using Schema-first Approach in Python | by Logesh | Jun, 2022

Handle CRUD operations with ease Photo by Douglas Lopes on Unsplash Schema-first approach is nothing but we first define the schema for our GraphQL service and then we implement the code by matching the definitions in the schema we defined. We will be using the Ariadne library for this. Ariadne is a Python library for … Read more

Over the Air (OTA) Updates With React Native CodePush and GitHub Actions | by Aryella Lacerda | Jun, 2022

One way to address a classic mobile deployment problem in React Native… without having to go through the official app stores After much debugging, you identify the source of a critical bug. Hurrah, it’s an easy fix! Unfortunately, you also identify that the bug started in version v1.0.0 and you’ve already shipped version v1.0.1 with … Read more

A Love Letter to Android. How and why I fell in love with Android… | by Zachary Allegretti | Jun, 2022

How and why I fell in love with Android development Photo by author I remember unboxing my first smartphone when I was 16 years old. I left the AT&T store with a white Samsung Galaxy S3. The experience of unboxing and setting up a smartphone for the first time was magical to my teenage self. … Read more

Create the Classic Space Invaders Game with JavaScript and HTML | by Nicolai B. Andersen | Jun, 2022

A tutorial to recreate Space Invaders with HTML and JavaScript A GIF showing the game created in the article. Do you want to add a simple 2D game to your website? Or do you want to learn the basics of creating 2D games? This article explains how to recreate the classic Space Invaders game for … Read more

Terraform, AWS, and Idempotency. A bug in Terraform? Or a… | by Jeffery Smith | Jun, 2022

A bug in Terraform? Or a misunderstanding of how a particular stanza works? Or maybe even our own automation around Terraform? Photo by James Harrison on Unsplash Hopefully, this is only part 1 of this series as it doesn’t really have a satisfying ending so far, but still a story worth sharing. We encountered an … Read more

Load Testing GraphQL Performance With k6 and StepZen | by Roy Derks | Jun, 2022

A brief guide to easier load testing For many companies, performance is the main reason to go with GraphQL. But is that a valid argument? Often developers compare GraphQL to REST APIs and see the N+1 requests (or overfetching) as an important reason to choose GraphQL. Let’s put that to the test and explore if … Read more