Merrymake founder, Five Lines of Code (amzn.to/31HoKXK) author. Passionate about software quality and teaching.

Joined June 2012
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Pinned Tweet
Within the next few days Five Lines of Code will be sent to the printers, and it is looking great! The book describes a novel approach to learning about code quality and refactoring, focusing on minimizing cognitive overhead. Check it out mng.bz/7lvg #refactoring
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Christian Clausen retweeted
2 Feb 2024
Five Lines of Code Embrace disciplined approach outlined through ten key rules for writing concise, readable, & maintainable code. Focus on simplicity, clear abstraction, & thoughtful naming to elevate code quality #engineering #refactoring @thedrlambda dev.to/dev3l/refining-your-c…
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My latest talk about event-driven microservice architecture, platform engineering, and infraless presented at Øredev 2023, just went up on YouTube 😄 Check it out youtube.com/watch?v=uGmIdLjz… #øredev #platformengineering #infrastructure #eventdrivenarchitecture

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And reach out if you want to discuss any of these topics: meet.merrymake.eu
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Christian Clausen retweeted
20 Dec 2023
The untold history of web development: 1990: HTML invented 1994: CSS invented to fix HTML 1995: JS invented to fix HTML/CSS 2006: jQuery invented to fix JS 2010: AngularJS invented to fix jQuery 2013: React invented to fix AngularJS 2014: Vue invented to fix React & Angular 2016: Angular 2 invented to fix AngularJS & React 2019: Svelte 3 invented to fix React, Angular, Vue 2019: React hooks invented to fix React 2020: Vue 3 invented to fix React hooks 2020: Solid invented to fix React, Angular, Svelte, Vue 2020: HTMX 1.0 invented to fix React, Angular, Svelte, Vue, Solid 2021: React suspense invented to fix React, again 2023: Svelte Runes invented to fix Svelte 2024: jQuery still used on 75% of websites
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Christian Clausen retweeted
If you're looking for a new job, don't simply tell your interviewer: - "I've been a software engineer for 3 years" You should measure your own experience in qualitative terms. Not number of years. Try these ideas instead:
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Christian Clausen retweeted
11 Aug 2023
In #software, less is more. @thedrlambda spoke to @KevlinHenney about #refactoring focused on concrete rules and getting any method down to five lines or less. Improve code readability & testability while identifying performance bottlenecks 🎙️Tune in: gotopia.tech/podcast
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I had a chance to spend an hour with one of my greatest idols @KevlinHenney. I had such a great time and we discussed really interesting topics!
22 Jun 2023
In software, less is more. When writing efficient code, the Five Lines of Code Principle is key @thedrlambda spoke to @KevlinHenney about #refactoring & getting any method down to five lines. Learn how you can improve code readability & testability youtu.be/5xe64wudvCo?list=PL…
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Christian Clausen retweeted
15 Jun 2023
#Refactoring is one of the most common tasks you’ll face. But you can apply rules without relying on code smells @thedrlambda spoke to @KevlinHenney about when you should refactor code & what patterns to apply to what problem 📚 Full ep out on June 22 youtu.be/zNVM1rmuOyg?list=PL…
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Christian Clausen retweeted
1 Jun 2023
This week’s Commoncog essay is a deep dive into the cursed question: “what do you do in business when you can’t predict the outcomes of your actions?” But let’s set this up …
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Christian Clausen retweeted
13 Apr 2023
Working with a legacy system is still one of the most challenging problems for companies and devs, draining time and money. @thedrlambda spoke to @mfeathers about solving real-life problems with the help of clean code. 📚 New #GOTObookclub ep out now! youtu.be/P_6eDL1aqtA?list=PL…
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Christian Clausen retweeted
24 Mar 2023
Dev teams often struggle with basic software hygiene like #refactoring and testing. Hear author of 'Five Lines of Code' @thedrlambda go through a simple, systematic and iterative approach to refactoring to help you get your technical debt under control. youtu.be/APdaacGmDew?list=PL…
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Christian Clausen retweeted
Ok, can GPT-4 *actually* write code? I tested it a bunch with some real-world examples and constructed "simple but hard" problems. tylerglaiel.substack.com/p/c…

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Absolute pleasure to talk with @julian_wood about code quality and software architecture
7 Mar 2023
Running tests after each change are key elements of #refactoring that help you to improve your code. Watch this #GOTOunscripted ep where @thedrlambda spoke to @julian_wood about actionable things you can do to improve code without relying on code smells. youtu.be/DpDQn99BY0M?list=PL…
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I still love this quote: "If an idea is good and it turns out to be true somebody else will have done it. If an idea is stupid you have a chance that nobody else is dumb enough to try it. Then if it happens to work you really have something!" -- @KentBeck
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Christian Clausen retweeted
2 Jan 2023
Get ready for an on-site #GOTOnight with @thedrlambda, author of “Five Lines of a Code” on January 17. Learn a simple, systematic and iterative approach to #refactoring, that will help you start getting your technical debt under control. Save your spot! gotopia.tech/events/139/-fiv…
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Christian Clausen retweeted
12 Dec 2022
Commented-out code is like leftover pizza. If you're having it for lunch tomorrow, then yeah ok, maybe. But if its still there 3 days later then just bin it already.
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Christian Clausen retweeted
Great talk about how he approached to get to the power of “Five lines of code” #ChristianClausen #YOWLondon #GotoLondon2022
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Christian Clausen retweeted
16 Nov 2022
Copenhagen, are you ready for another onsite event? 👀 @thedrlambda has seen many teams struggle with refactoring and testing... Join us for the #GOTOnight and Christian will help you get started getting your technical debt under control Sign up today 🔽 gotopia.tech/events/120/sign…
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I hate profiling code... it always tells me I am optimizing the wrong thing 🙄
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