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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
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
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
Culture & Methods

How to Use Your Existing Software Development Process Data to Find More Bugs in Less Time

This article presents better solutions that employ data from the system under test and the tests themselves to optimize testing efforts. This allows teams to find more bugs (by making sure that bug-dense areas are tested) in less time (by reducing the executions of tests that are very unlikely to detect bugs).

Elmar Jürgens
on Jan 27, 2023
Culture & Methods

How to Measure the Energy Consumption of Bugs

Software engineers should accept their responsibility for taking energy consumption and carbon dioxide emissions into account when developing software; they have a big responsibility towards nature, our environment and sustainability. This article sheds light on how software engineers can this perspective into account, zooming in on energetic shortcomings or bottlenecks of bugs.

Jan Reimann
on Jan 11, 2023
Culture & Methods

Moldable Development: Guiding Technical Decisions without Reading Code

Developers spend most of their time reading code. Moldable Development challenges reading as a means to gather information from the system, by creating custom tools that show the problem in a way that makes it comfortable to understand. The solution typically follows quickly afterward. Glamorous Toolkit is a moldable development environment designed to decrease the cost of custom tools.

Tudor Girba
on Sep 27, 2022
Culture & Methods

Open-Source Testing: Why Bug Bounty Programs Should Be Embraced, Not Feared

The growing importance of the Web3 ecosystem based on blockchains shows how important community test programs are. Some within the testing community see this trend as a threat. However, it is actually an opportunity. Bug bounties and open-source test contributions are a great tool for test teams, and there is every reason for testers to embrace this new trend rather than to fear it.

Rhian Lewis
on Jul 19, 2022
Development

The Kollected Kode Vicious Review and Author Q&A

Addison Wesley Professional The Kollected Kode Vicious by George V. Neville-Neil aims to provide thoughtful and pragmatic insight into programming to both experienced and younger software professionals on a variety of different topics related to programming. InfoQ has taken the chance to speak with author Neville-Neil about his book.

Sergio De Simone George V. Neville-Neil
on Jan 21, 2021
Web Development

Interview with Creator of Polypane, a Powerful Browser for Developers

Polypane is a powerful development web browser with many features to assist during the development of web applications and websites. We recently had the opportunity to sit down with Polypane creator Kilian Valkhof to learn more about what Polypane is, the motivation behind it, the technology used, challenges in creating the product, future direction, and much more.

Dylan Schiemann Kilian Valkhof
on Apr 24, 2020
.NET

Preparing Entity Framework Core for Static Analysis and Nullable Reference Types

In this article we walk through the process of updating an EF Core 3.1 based DAL to adhere to modern best practices such as TreatWarningsAsErrors, FxCopAnalyzers, and C# 8’s nullable reference types.

Jonathan Allen
on Jan 07, 2020
Culture & Methods

Q&A on the Book Real-World Bug Hunting

The book Real-World Bug Hunting by Peter Yaworski is a field guide to finding software vulnerabilities. It explains what ethical hacking is, explores common vulnerability types, explains how to find them, and provides suggestions for reporting bugs while getting paid for doing so.

Ben Linders Peter Yaworski
on Oct 14, 2019
Culture & Methods

How to Slow Down to Go Faster Than Ever in Software Development

Going fast without control could be the biggest enemy of software development. By slowing down on people, we improve professionalism and craftsmanship. By slowing down on process, we improve adaptation and efficiency. And by slowing down on product, we improve automation and quality. When we focus on these areas, we start to cultivate a development culture enabling software development fast.

Lemi Orhan Ergin
on Jan 05, 2019