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90s Programming Nuggets

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Software development changes so quickly that it's easy to forget how things developed, what ideas combined...
Software development changes so quickly that it's easy to forget how things developed, what ideas combined into others and how old theories continue to affect modern methods.I took a trip back through my memories to bring back a few interesting debates and ideas that may be still relevant today.Worse is betterThis w...
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2048, Success and Me (2017)

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This article was originally posted on gabrielecirulli.com on May 9 2014.The last few weeks have been...
This article was originally posted on gabrielecirulli.com on May 9 2014.The last few weeks have been quite a wild ride for me. In March, I built a game called 2048 just for fun, and released it as open-source software on GitHub. Over the course of the following weeks it unexpectedly became a worldwide hit, and it ha...

2048 apps games ios success
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Babylon 7.0 Is Out

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Our mission is to build one of the most powerful, beautiful, simple, and open web rendering...
Our mission is to build one of the most powerful, beautiful, simple, and open web rendering engines in the world, and we are excited to announce that mission takes another step forward today, with Babylon.js 7.0.Babylon.js 7.0 is a celebration of a year’s worth of new features, optimizations, and performance improve...

3d babylonjs rendering webgl webgpu
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I have been scammed in the Booking.com Internal Chat System

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·FollowSince 2023, a new type of scam has emerged, scams in the Booking.com internal chat system....
·FollowSince 2023, a new type of scam has emerged, scams in the Booking.com internal chat system. In this article, I will share the experience that happened to me and the investigation result that I found from the scamming website.People (like me) will expect FB Message, Telegram, Twitter or even Signal can get a sc...

booking cybersecurity end to end encryption owasp scam
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Backpressure explained – the resisted flow of data through software

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Backpressure (or back pressure) is something nearly every software engineer will have to deal with at...
Backpressure (or back pressure) is something nearly every software engineer will have to deal with at some point, and for some it’s a frequent problem. But the term itself isn’t nearly as understood and recognized as such.In this post I’m going to elaborate on what exactly backpressure is, when it’s common, and the ...

backpressure reactive programming rxjava rxjs stream processing
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We Bet on Scala at SwissBorg

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Scala has been with us since the company’s inception, and we are really satisfied with how...
Scala has been with us since the company’s inception, and we are really satisfied with how it served us in all these years. In this article, we want to share our journey with Scala, highlighting the challenges we encountered, the solutions we crafted, and debunking some common myths about Scala based on our experien...

case study scala software engineering
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CFEngine's Star Trek and AI Origins (2023)

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CFEngine is 30 years old this year. For a piece of software, that’s been quite a...
CFEngine is 30 years old this year. For a piece of software, that’s been quite a long life. A lot has happened on its journey to arrive at where we are today, but most users have now forgotten how it emerged from a young lad’s dreams of artificial intelligence. I’ve written at length about the science in my book In ...

artificial intelligence biography configuration management machine learning star trek
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Context: The Missing Feature of Programming Languages

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Modern computer hardware is so capable that we can often simply ignore its limitations when writing...
Modern computer hardware is so capable that we can often simply ignore its limitations when writing code. Conceptually though, any function that allocates memory is inherently context-dependent: its outcome depends not only on the arguments passed in but also on the amount of contiguous RAM the system is able to gra...

compilers computer science kotlin programming languages software development
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The Woodpecker in Heat That Attacked and Delayed a Space Shuttle

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Close-up perspective of the woodpecker holes in the External Tank (ET) foam insulation of STS-70. [Photo...
Close-up perspective of the woodpecker holes in the External Tank (ET) foam insulation of STS-70. [Photo Credit: NASA]The most unusual, and most humorous, reason for a Space Shuttle launch delay happened with the STS-70 mission in the spring of 1995. The launch had been scheduled for early June but was delayed until...

external tank nasa space flight space shuttle woodpecker
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Hands on with a Science Fair 160-1 electronic projects kit

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This particular IC is not too interesting in modern times, it is fairly obscure, and many...
This particular IC is not too interesting in modern times, it is fairly obscure, and many other amplifiers are available instead. Can the IC in these circuits replaced with opamps in a closed loop configuration?With a non-inverting opamp: Vout = Vin*(1 + Rf/Rg).Opamp chips: 741 (popular but there is newer), LM324N q...

audio diy electronics projects vintage
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Why Climate Change Will Crush Civilization Like a Bug

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Fast Virtual Functions: Hacking the VTable for Fun and Profit

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Virtual functions have clear intrinsic value; using them can make architectures significantly more flexible and solve...
Virtual functions have clear intrinsic value; using them can make architectures significantly more flexible and solve a plethora of design problems.When it comes to virtual functions (or methods, the terminology distinction isn’t fruitful in this context) there are two main schools of thought for performance. The fi...

cpp game development game engine performance programming
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I thought I understood Bitcoin, until now – by Jurjen Bos – Mar, 2024

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I don’t do book reviews, but I am happy to make an exception for this one....
I don’t do book reviews, but I am happy to make an exception for this one. It all started when I was contacted by the Aaron van Wirdum, the author: he wanted to do some fact checking for “a new book about BitCoin and digital money”.It resulted in an interesting phone call. He wanted to know a few things about David ...

cryptocurrency
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The myth of natural talent. And why we still believe in it

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Photo by Etienne Girardet on UnsplashYou have probably encountered some of the following sentences in your...
Photo by Etienne Girardet on UnsplashYou have probably encountered some of the following sentences in your life:“Amy has a gift for languages. She is speaking without any effort.”“Tom is incredibly talented at painting. His brushstrokes are truly mesmerizing.”“He’s a natural-born leader. His ability to inspire peopl...

deliberate practice learning mindset self improvement talent
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Chicken Sexing and Knowing

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·FollowDetermining the sex of a newborn chick has been a problem that has plagued the poultry...
·FollowDetermining the sex of a newborn chick has been a problem that has plagued the poultry industry for centuries.For a poultry farmer, the male chicken is useless. They don’t lay eggs, their meat is stringy and farmers ideally want to get rid of them as soon as they are born. The problem is, it’s impossible to d...

branding marketing marketing strategies product marketing startup
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One Simple Prompt Boosts Claude3 and Mistral's API Calling Performance over GPT4

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Subtitle: I Spent $100 to Compare the API Calling Capabilities of OpenAI’s Claude 3 and Mistral’s...
Subtitle: I Spent $100 to Compare the API Calling Capabilities of OpenAI’s Claude 3 and Mistral’s Flagship ModelsAbstractThis study explores the capabilities of Large Language Models (LLMs) in API calling, evaluating eight mainstream large models including OpenAI GPT-4, Anthropic Claude 3, and Mistral on a test set ...

llm evaluation
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Five Koans of Software Architecture (2022)

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Random advice I find myself repeating a lot…Yoga meditation vector created by vectorjuice“Those who should decide...
Random advice I find myself repeating a lot…Yoga meditation vector created by vectorjuice“Those who should decide on the architecture are those that will be on call for it”Software architecture is fun. So much so that there’s never any shortage of smart people eager to jump in with their opinions. In my various engi...
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How a "dumbphone" made me better

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·Follow94% of internet connections worldwide are made from a smart phone. In the US alone, 97%...
·Follow94% of internet connections worldwide are made from a smart phone. In the US alone, 97% of citizens own one of these devices. It’s evident in the numbers, and possibly our own pockets, that smart phones are everywhere and don’t seem to be leaving any time soon.However, 6 months ago, I ditched my smart phone a...

digital minimalism dumbphone mental health self improvement smartphones
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Insanity in the Air: The crash of Pakistan International Airlines flight 8303

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Charred wreckage fills a residential street in Karachi after the crash of flight 8303. (AP)On the...
Charred wreckage fills a residential street in Karachi after the crash of flight 8303. (AP)On the 22nd of May 2020, a Pakistan International Airlines A320 on approach to Karachi slammed into a residential neighborhood just short of the runway, killing 97 of the 99 people on board and one on the ground. Only two surv...

aviation flying pakistan technology
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A Modern Car Runs on 100M Lines of Code – But Who Will Write Them?

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Cars are very much rolling computers today. They contain a network of electronic control units (ECUs),...
Cars are very much rolling computers today. They contain a network of electronic control units (ECUs), with between 70 and 100 being installed in every modern vehicle. These computing units control engine functions, regulate braking behaviour and monitor the air conditioning system. The next step will be HCPs (High-...

automotive mobility software architecture software development technology
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You Shouldn't Use VS Code

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·FollowWe’re in the midst of midterm season and for computer science majors, that means doing what...
·FollowWe’re in the midst of midterm season and for computer science majors, that means doing what they hate most: coding on paper.There’s no syntax highlighting, auto-formatting, or error messages. You can be 10 lines deep into your solution, realize you’ve made a mistake, and have to erase and rewrite everything.I...

coding productivity programming software engineering vscode
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Dora Metrics at Work

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sourceImagine your team secured a budget for doubling the number of software engineers. That’s great! You...
sourceImagine your team secured a budget for doubling the number of software engineers. That’s great! You can finally fix all the bugs, implement new ideas, and clean up all the technical debt that’s been accumulating for years. Right? Wait, wait… Not so fast.First, it will take time to hire new software engineers a...

devops engineering mangement programming software development technology
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Researchers, please replace SQLite with DuckDB now

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You are a researcher, potentially in the life or social sciences, and your organization offers you...
You are a researcher, potentially in the life or social sciences, and your organization offers you access to a fast machine with many CPUs and lots of memory, potentially as part of a CPU cluster. You are familiar with Linux and use Python/Pandas and/or R to manipulate and analyze your data. You sometimes use SQLite...

duckdb postgres researchers sql sqlite
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MO| Why is shuffle support needed?

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The basic principle of the shuffle algorithm is to bucket the input data, where each bucket’s...
The basic principle of the shuffle algorithm is to bucket the input data, where each bucket’s data can be processed independently and output results. This reduces the size of the hash table when aggregating data.Taking the group operator as an example, there are two implementation methods: sort group and hash group....

database development distributed systems shuffle sql
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