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Culture & Methods

IDEA: a Framework for Nurturing a Culture of Continuous Experimentation

For a team to be agile, they need a culture that allows them to learn, unlearn, and relearn. This article explains how teams can foster such a culture, navigate through the complexities of modern development environments and harness agility to deliver software quickly that fits the needs of users and business sponsors. It describes a framework to explore, plan, implement and evaluate ideas.

Sarah Aslanifar
on Jul 18, 2023
DevOps

InfoQ DevOps and Cloud Trends Report – July 2023

InfoQ editorial staff and friends of InfoQ are discussing the current trends in the domain of cloud and DevOps as part of the process of creating our annual trends report. These reports provide InfoQ readers with a high-level overview of the topics to pay attention to and help the editorial team focus on innovative technologies.

Steef-Jan Wiggers Daniel Bryant Matt Campbell Helen Beal Abby Bangser
on Jul 17, 2023
.NET

TimeProvider and ITimer: Writing Unit Tests with Time in .NET 8 Preview 4

The article discusses the challenges of writing unit tests and handling date and time in .NET. TimeProvider and ITimer are new universal time abstractions available in NET 8 Preview 4 for dependency injections and unit testing, offering extensive functionality for managing time-related operations.

Artur Ampilogov
on Jul 04, 2023
AI, ML & Data Engineering

Creating Your Own AI Co-Author Using C++

While using ChatGPT through a web interface is one thing, creating your own autonomous AI tool that interfaces with ChatGPT via its API is a different story altogether. As strong proponents of C++, in this article we are going to present a GPT tool written in C++ to ease the pain of dealing with the daunting task of editing endless editorial comments.

Michael Haephrati Ruth Haephrati
on Jul 03, 2023
Java

A Comprehensive Guide to Java's New Feature: Pattern Matching for Switch

Java brings an update with Pattern Matching for Switch. This article provides a detailed exploration of this feature, examining its support for any reference type, inclusion of null values, and introduction of guarded patterns. It also delves into the new runtime exception class - MatchException, and illustrates the compatibility of this feature with traditional switch statements.

Deepak Vohra
on Jun 27, 2023
DevOps

Debugging Production: eBPF Chaos

This article shares insights into learning eBPF as a new cloud-native technology which aims to improve Observability and Security workflows. You’ll learn how chaos engineering can help, and get an insight into eBPF based observability and security use cases. Breaking them in a professional way also inspires new ideas for chaos engineering itself.

Michael Friedrich
on Jun 20, 2023
Java

Exploring Java Records beyond Data Transfer Objects

Records are a concise and easy-to-use syntax for creating immutable classes. By using Records, you can ensure that your APIs are bulletproof and less prone to errors. Additionally, Records can be applied with Domain-Driven Design (DDD) principles to create more robust and maintainable code. Learning to use Records and apply them with DDD can help you make more resilient and scalable applications.

Otavio Santana
on Jun 19, 2023
Development

Debugging Go Code: Using pprof and trace to Diagnose and Fix Performance Issues

In this article, we will look at how to identify and fix performance issues in Go programs using the pprof and trace packages. We will begin by covering the fundamentals of the tools, then delving into practical examples of how to use them. By the end of this article, you will have a solid understanding of how to use these powerful tools to improve the performance of your Go applications.

Oghenevwede Emeni
on Jun 15, 2023
Architecture & Design

Using Project Orleans to Build Actor-Based Solutions on the .Net Platform

This article takes a look at Project Orleans, an actor model framework from Microsoft. Version 7 makes it a lot easier to get started with, as it builds on top of the .NET IHost abstraction. This allows us to add it to .NET applications in a simple way. On top of that it abstracts away most of the complicated parts, allowing us to focus on the important stuff, the problems we need to solve.

Chris Klug
on Jun 14, 2023
AI, ML & Data Engineering

In-Process Analytical Data Management with DuckDB

DuckDB is an open-source OLAP database for analytical data management that operates as an in-process database, avoiding data transfer overhead. Leveraging vectorized query processing and Morsel-Driven parallelism, the database optimizes performances and multi-core utilization for analytical data processing.

Hannes Mühleisen
on Jun 12, 2023
Java

How to Manage Full-Stack Java Development with Hilla

This article explores Hilla, an open-source framework that offers an approach to web application development by integrating a Spring Boot Java backend with a reactive TypeScript frontend. It uses either Lit or React, combined with Vaadin’s 40+ open-source UI web components for interface creation. It also generates REST APIs and client access codes, a secure, stateless backend architecture.

Simon Martinelli
on Jun 08, 2023
Culture & Methods

Debugging outside Your Comfort Zone: Diving beneath a Trusted Abstraction

This article takes a deep dive through a complex outage in the main database cluster of a payments company. We’ll focus on the aftermath of the incident - the process of understanding what went wrong, recreating the outage in a test cluster, and coming up with a way to stop it from happening again, and dive deep into the internals of Postgres, and learn about how it stores data on disk.

Chris Sinjakli
on Jun 07, 2023