Tag: Software engineering
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How to implement chaos testing for your backend services using k6
Posted on July 7, 2023, Level intermediate Resource Length medium
Testing is essential to ensure that your software application performs as expected. No doubt about it. But even if your application runs smoothly in a testing environment, unexpected incidents can occur in production, such as a crashed database or a lost connection to a third-party service. By Donald Le and Tomas Fernandez.
Tags product-and-design leadership-and-career software-engineering testing-and-quality devops-and-ci-cd
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How good is Elixir performance?
Posted on July 6, 2023, Level beginner Resource Length medium
Elixir builds on top of Erlang and shares the same abstractions for building distributed, fault-tolerant applications. Since then, it's been gaining popularity because it's highly scalable, reliable, and great for Microservices and Cloud Computing. By Alex Pedchenko.
Tags backend-development frontend-and-mobile product-and-design software-engineering
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TypeScript 5.2 beta brings explicit resource management
Posted on July 5, 2023, Level beginner Resource Length short
Forthcoming update to Microsoft's strongly-typed JavaScript also backs decorator metadata for consuming metadata on classes. By Paul Krill.
Tags backend-development frontend-and-mobile software-engineering
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How to make engaging programming videos
Posted on July 4, 2023, Level beginner Resource Length long
Programming videos have become an increasingly popular medium for sharing knowledge and helping the fellow developers on your team. Especially when you're working remotely, effective communication is vital, and screencasts have emerged as a powerful tool that meets this need. That's why knowing how to make programming videos is a valuable skill, no matter where you are in your career. By Philipp Acsany.
Tags cloud-and-infrastructure miscellaneous frontend-and-mobile software-engineering
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Qubit quest takes a topological turn
Posted on July 3, 2023, Level beginner Resource Length medium
Google and Quantinuum bring a new, promising particle into the quantum computer road map. Two teams of researchers have used topology, a centuries-old field of mathematics, and a new kind of "quasiparticle" to come up with an error-correction technique for quantum computers that could leave others developed to date in the bin. By Margo Anderson.
Tags miscellaneous software-engineering ai-and-machine-learning data-and-analytics
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Ericsson to WhatsApp: The story of Erlang
Posted on July 2, 2023, Level beginner Resource Length medium
In this post, we're going to look at a piece of technology that was banned by the company that created it. It was kept alive by a small team of enthusiasts. Then, almost thirty years after its first development, it became the core technology underpinning one of the most important and lucrative startups of the 2010s. By Babbage.
Tags architecture-and-apis software-engineering product-and-design backend-development
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A glance at the Java performance toolbox
Posted on July 1, 2023, Level intermediate Resource Length medium
Performance tuning starts with analysis, and JDK tools can help you gain insights on classes and threads and can perform live GC analysis or heap dump postprocessing: jcmd, jconsole, jstat, jmap and jfr. By Ana-Maria Mihalceanu.
Tags architecture-and-apis software-engineering product-and-design backend-development
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PayPal open sources key-value store JunoDB
Posted on June 27, 2023, Level beginner Resource Length long
PayPal last month released the source code for JunoDB, a distributed key-value store it developed internally and which today powers a variety of backend services at the payment site, including 350 billion transaction requests per day, the company says. By Alex Woodie.
Tags cloud-and-infrastructure software-engineering frontend-and-mobile product-and-design data-and-analytics
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Develop data visualization interfaces in Python with Dash
Posted on June 26, 2023, Level intermediate Resource Length long
In the past, creating analytical web applications was a task for seasoned developers that required knowledge of multiple programming languages and frameworks. That's no longer the case. Nowadays, you can make data visualization interfaces using pure Python. One popular tool for this is Dash. By Bob Pacheco.
Tags backend-development software-engineering frontend-and-mobile architecture-and-apis data-and-analytics
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The fundamentals to enterprise architecture
Posted on June 21, 2023, Level intermediate Resource Length medium
In today's digital era, it is essential for businesses to stay competitive by modernising their legacy processes. By updating outdated process flows, software systems and data models, businesses can strengthen their competitive edge in the marketplace, develop new business capabilities and focus on growth into new and developing areas rather than on continually maintaining rigid and inefficient business fundamentals. By Tobias Moeglich.
Tags leadership-and-career devops-and-ci-cd architecture-and-apis software-engineering
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(Spring) Booting Java to accept digital payments with USDC
Posted on June 16, 2023, Level intermediate Resource Length medium
It's funny how a seemingly meaningless event in one's life can lead to an unexpected change. For me, one of those events happened in July 2021 when my flight home was delayed by so much that I paid for my very first Uber. For this article, I wanted to see how easy it is for a web2 developer to use Java in order to perform some Fintech transactions using web3 and USDC over the Ethereum blockchain. My plan is to use the Circle Java SDK, Java 17, and a Spring Boot 3 RESTful API. By John Vester.
Tags business-and-emerging-tech product-and-design backend-development software-engineering architecture-and-apis
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What is CPU cache and how does it impact performance?
Posted on June 11, 2023, Level intermediate Resource Length medium
Imagine your computer's CPU as the engine of a powerful sports car, tirelessly driving it towards your destination. The CPU cache, in this case, acts like the high-octane fuel needed to keep the engine revved up, ensuring smooth and efficient operation. By Faraz Khan.
Tags cloud-and-infrastructure product-and-design software-engineering how-to