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Vertical vs horizontal scalability in software development

Scalability is the ability to increase or decrease resources based on demand. There are two types of scalability: vertical and horizontal. I always imagine a simple diagram that helps me to understand the concept. This mental shortcut helps me a lot, so maybe it will help you too.

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Book review: On Writing Well by William Zinsser

Some time ago, I discovered Seth’s Godin’s blog, and since then, I have read every single article by him. There is something about his writing style that I admire a lot. It is concise and keeps me reading even if the subject is not in the scope of my interests. People like Seth inspired me to invest some time in my writing skills.

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Book review: Elon Musk by Ashlee Vance

It is an inspiring tale that tells the story of Elon from early childhood in South Africa up to his recent successes in the space industry. A story based on series of interviews with Musks relatives and close friends. It is a book worthy of your time.

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Top picks — 2021 August

Chris Messina about Alfred app, 700,000 downloads of an empty npm package, security headers, native CSS modules, CSS neting, amazing Deno and a lot more…

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Alfred workflows that I can't live without

Alfred is my favourite productivity app for macOS. You can use the basic features for free, but it shines the most with the Powerpack. I use it literally hundreds of times a day. The basic app launcher, file browser, web search, clipboard history, and more advanced workflows. These are my favourite ones!

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Top picks — 2021 July

The return keyword in javaScript explained, encoding of POST request data demystified, GitHub Copilot and the fair criticism of npm audit.

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Book review: Factfulness by Hans Rosling, Ola Rosling and Anna Rosling Rönnlund

How is that possible that chimpanzee outperforms bunch of C-level executives in a simple test about global trends? But, of course, there is not necessarily something wrong with CEOs, CFOs and CTOs of well-known organisations because this issue applies to all of us — we are a bunch of ignorants stuck with the massively distorted vision of humanity.

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Book review: Anything You Want by Derek Sivers

Please do what you like doing and help others to make their life easier — this is what I define as a happy professional life and a golden rule for creating a lucrative business. The founder of CD Baby followed the same ideology. This project, built out of a passion for music, became a multi-million dollar company in few years.

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