The hottest Programming Languages Substack posts right now

And their main takeaways
Category
Top Technology Topics

What's up Python? Better packaging and better debugging

Bite code! • 1345 implied HN points • 01 Mar 25
🕹 Technology Software Development Programming Languages Web Development
  1. PEP 771 aims to improve Python packaging by introducing default extra dependencies. This means users can install packages with recommended optional features more easily.
  2. PEP 772 suggests creating a Python Packaging Council to oversee packaging standards and tools, which could help unify the approach to Python packaging.
  3. Debugging in VSCode has become easier with the introduction of the debugpy command, allowing developers to start debugging their Python code effortlessly.

A year of uv: pros, cons, and should you migrate

Bite code! • 7584 implied HN points • 15 Feb 25
🕹 Technology Software Development Programming Languages Project management Open Source Tooling
  1. Using the uv tool for Python project management is generally a good idea because it simplifies many tasks. You can always revert to other methods if it doesn't suit your needs.
  2. Uv helps solve common problems in Python setup by being independent of system Python installations. This makes it easier for users to manage different environments without confusion.
  3. While uv is great, there are certain situations where it might not be the best choice, like for legacy projects or in restrictive corporate environments. It's best to try uv first and see if it works for you.

The Rust Mirage

Erik Explores • 184 implied HN points • 18 Feb 25
🕹 Technology Software Development Programming Languages User Experience
  1. Adding too many features can make software complicated and hard to use, especially for new users. Keeping things simple helps everyone feel more comfortable with the software.
  2. Languages like Rust and Swift focus on making things safe, but this can lead to unnecessary complexity. It's often better to prioritize simplicity to help developers and users alike.
  3. Languages that prioritize simplicity, like Go and Zig, can be more manageable and user-friendly. Creating a balance between safety and simplicity is key to successful software development.

Relational modeling challenge

Minimal Modeling • 811 implied HN points • 02 Feb 25
🕹 Technology Data Modeling Programming Languages Software Development Database Design
  1. A key goal in data modeling is to make sure invalid data states cannot be created. This means designing systems where incorrect data combinations are impossible.
  2. The challenge presented involves creating a way to track daily coffee consumption while preventing contradictory data entries, like recording that a user both had coffee and was coffee-free on the same day.
  3. Using common database features, the task is to develop a solution that complies with standard relational model rules, avoiding the use of tricks like JSON data types or triggers.

Reflections on 2024 and Exciting Plans for 2025

Confessions of a Code Addict • 529 implied HN points • 18 Dec 24
🕹 Technology Software Development Community Building Content creation Subscriptions Programming Languages
  1. The community grew a lot in 2024, from 4,212 to about 9,380 readers. This shows that more people are enjoying the content and getting involved.
  2. There will be new perks for paid subscribers in 2025. This includes early access to articles and a new series sharing resources and interesting materials.
  3. Upcoming live sessions will include interactive discussions on research papers. This will help everyone understand complex topics better together.
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No more shell scripts!

Wednesday Wisdom • 94 implied HN points • 29 Jan 25
🕹 Technology Software Development Programming Languages Open Source Automation
  1. Shell scripts used to be great for automating tasks, but they have many limitations now. New programming languages do a better job and are more reliable.
  2. The Unix system made software development easier with tools and commands that could be combined. This modular approach set a solid foundation for coding.
  3. While shell scripts were revolutionary, modern programming languages and libraries have improved our ability to write better and more efficient programs.

A Year In Chips

The Chip Letter • 8736 implied HN points • 30 Dec 23
🕹 Technology Semiconductors Programming Languages Hardware Microcontrollers
  1. The Chip Letter had 75 posts, over 500,000 views, and gained over 7,000 new subscribers in 2023.
  2. Highlighted posts included the story of Erlang at WhatsApp, the disappearance of minicomputers, and a celebration of the 65th anniversary of the Integrated Circuit.
  3. 2024 will bring posts on the history of microcontrollers, Moore's Law, the Motorola 6800, '8-bit', GPUs, TPUs, and more, with a 20% discount available for new annual subscriptions.

GenAI Isn’t Replacing Devs (And It Shouldn’t)

HackerPulse Dispatch • 8 implied HN points • 18 Feb 25
🕹 Technology Software Development Artificial Intelligence Programming Languages Engineering Tech industry
  1. Firing programmers to replace them with AI can backfire. Companies might end up facing big problems like untrained workers and high costs to hire good developers back.
  2. Experience and human intuition are important in software development. AI can't solve every problem, and skilled developers are still needed for complex tasks.
  3. The new Python 3.14 interpreter will make code run faster without needing any changes. This is great for developers because it saves time and effort.

Python Data Engineering, July 2024

Monthly Python Data Engineering • 179 implied HN points • 25 Jul 24
🕹 Technology Software Development Data Engineering Open Source Programming Languages Data science
  1. The Python Data Engineering newsletter focuses on key updates and tools for building data engineering projects, rather than just data science.
  2. This month showcased rapid development in projects like Narwhals and Polars, with Narwhals making 26 releases and Polars reaching version 1.0.0.
  3. Several other libraries, such as Great Tables and Dask, also had important updates, making it a busy month for Python data engineering tools.

What Really Killed Stack Overflow? (Spoiler: Not AI)

ppdispatch • 5 implied HN points • 03 Jun 25
🕹 Technology Software Development Artificial Intelligence Digital Tools Community Dynamics Programming Languages
  1. The decline of Stack Overflow wasn't caused by AI but rather by a loss of community spirit and strict moderation rules. Many users felt unwelcome due to the site's increased focus on quality control.
  2. A new algorithm has greatly improved how we find the shortest paths on graphs, making it more efficient at solving these problems without needing to sort all the data.
  3. Java, despite being seen as old-fashioned and less exciting, remains crucial in software development, proving its reliability and versatility over the past 30 years.

TTW Extra #6 🔥: All Java talks of 2024 so far...

Tech Talks Weekly • 198 implied HN points • 03 Aug 24
🕹 Technology Software Development Programming Languages Conferences Java Developer Tools
  1. There are many Java talks happening at conferences in 2024, covering various topics. It's a great way to learn about the latest trends and practices in Java development.
  2. Some of the most popular talks include topics like Test-Driven Development and Domain-Driven Design. These subjects are important for improving coding practices and software architecture.
  3. Watching these talks can help developers stay updated and reduce the fear of missing out on new technologies and methods in the Java community.

Beyond AI Hype: Why Coding Fundamentals Still Matter

ppdispatch • 8 implied HN points • 28 May 25
🕹 Technology Software Development Programming Languages Open Source AI Integration Collaboration Tools
  1. Understanding coding basics is still really important, even with AI tools. Just using AI doesn't mean you can skip learning the fundamentals.
  2. Rust's growth shows how a small problem, like a broken elevator, can lead to a big change in programming. It's now a major language for creating safe and efficient software.
  3. Pair programming may feel difficult at first, but it can make you a much better developer. Working with someone else helps you learn and improve your skills faster.

💥 Tech Talks Weekly #30

Tech Talks Weekly • 39 implied HN points • 19 Sep 24
🕹 Technology Software Development Conferences Programming Languages Data science Tech Talks
  1. Tech Talks Weekly recently reached 2000 subscribers, which shows a growing interest in tech discussions and events.
  2. This issue features talks from 17 different conferences, emphasizing the variety of topics available in tech.
  3. There are special issues highlighting all JavaScript and Java talks of 2024, catering to specific interests among tech enthusiasts.

TTW Extra #7 🔥: All JavaScript talks of 2024 so far...

Tech Talks Weekly • 59 implied HN points • 13 Aug 24
🕹 Technology Software Web Development Programming Languages Conferences JavaScript
  1. There are many JavaScript conferences happening in 2024. Each conference has talks that cover various topics related to JavaScript, making it easy for developers to learn from experts.
  2. Some talks have gained a lot of views, showing they really interest the audience. Watching these popular talks can help you stay updated on new features and best practices in JavaScript.
  3. If you're looking for the best talks, you can check out the top views from conferences like JSNation and React Conf. These talks often cover cutting-edge developments that can improve your skills.

💥 Tech Talks Weekly #25

Tech Talks Weekly • 59 implied HN points • 01 Aug 24
🕹 Technology Software Development Conferences Web Development Programming Languages AI
  1. Tech Talks Weekly shares fresh talks from over 100 conferences every week. It's a great way to stay updated without sifting through a lot of content.
  2. This edition highlights talks from major events like ReactConf and JCON Europe. The featured talks include exciting topics like new features in React and domain-driven design.
  3. Readers are encouraged to fill out a form to help improve content and to spread the word about the newsletter. It's all about building a community around tech discussions!

Authorization in microservice architecture, P3: The Policy Language

Hung's Notes • 39 implied HN points • 18 Jul 24
🕹 Technology Software Development Cybersecurity Data Management Programming Languages Microservices
  1. A Domain-Specific Language (DSL) helps create clear and precise authorization policies for microservices. It makes it easier for everyone involved, from developers to managers, to understand authorization rules.
  2. The new policy language is designed to overcome performance issues by allowing lazy loading and efficient management of large datasets. This means it doesn't grab unnecessary data upfront, speeding up processes.
  3. Using YAML instead of complex formats makes the policies more readable and easier for non-engineers to understand. This helps ensure that more people can participate in and review authorization rules effectively.

Embedded Online Conference 2024: My Summary

burkhardstubert • 79 implied HN points • 20 May 24
🕹 Technology Software Development Embedded Systems Artificial Intelligence Programming Languages
  1. Using a top-down approach in software development helps avoid costly mistakes by getting early feedback from customers. It also reduces the blame on software developers when hardware is late.
  2. AI and machine learning can greatly boost productivity in embedded systems by automating repetitive tasks. They can help with coding, documentation, and even testing, making development smoother.
  3. Integrating open source components into embedded systems needs thorough safety analysis. A system bill of materials (SysBoM) helps track interactions and dependencies, ensuring safety and reliability.

In the land of LLMs, can we do better mock data generation?

Neurelo Engineering’s Substack • 1 HN point • 27 Sep 24
🕹 Technology Software Development Data science Programming Languages Artificial Intelligence Machine Learning
  1. Mock data is super useful for testing software, but it hasn't really improved much over the years. It needs to be more flexible and easier to generate high-quality data.
  2. Using LLMs (large language models) can be tricky for creating mock data. Instead of trying to generate everything, it’s often better to use techniques like topological sorting to keep relationships correct between data entries.
  3. A new approach is turning to strategies like the Genesis Point Strategy, which helps create unique mock data efficiently. It shows that you can simplify processes to get good results without overcomplicating things.

Live Session on Performance Optimization Using 1BRC as a Case Study

Confessions of a Code Addict • 360 implied HN points • 02 Feb 24
🕹 Technology Coding Performance optimization Live session Software Development Programming Languages
  1. The live session focuses on learning to analyze and reason about code performance through iterative optimization using 1BRC as a case study.
  2. Attendees will explore various topics including performance profiling with flamegraphs, I/O strategies, and leveraging SIMD instructions.
  3. Prerequisites include a few years of coding experience in languages like C, C++, Java, or others, with a specific focus on Java during the session.

💥 Tech Talks Weekly #27

Tech Talks Weekly • 19 implied HN points • 15 Aug 24
🕹 Technology Software Development Conferences Programming Languages Tech Talks Web Development
  1. This week features new talks from 12 tech conferences, which can help tech enthusiasts stay updated on the latest trends and ideas.
  2. Tech Talks Weekly is a free email service that simplifies finding tech talks by gathering them in one place.
  3. Subscribers can give feedback through a short form to help improve the content and community around tech talks.

Avoid these Mistakes if you are Android Developers

Better Engineers • 19 implied HN points • 18 Jul 24
🕹 Technology Software Development Programming Languages Code Quality Career growth
  1. Avoid common mistakes like leaving commented code and using hardcoded values. These habits can help make your code cleaner and more reliable.
  2. Develop strong code review skills to give helpful feedback and improve your team's coding practices. This will also help you grow as a developer.
  3. Focus on scalability by breaking down large features into smaller tasks and using modern tools and concepts. This approach will make your projects easier to manage as they grow.

New Layer of Abstraction, Not the End of Software Engineering

Adam’s Notes • 255 implied HN points • 17 Feb 23
🕹 Technology Software Engineering AI Productivity Programming Languages Career development
  1. AI tools will enhance software developers' productivity and create new possibilities.
  2. Historically, productivity increases in software engineering have occurred with advancements like high-level programming languages, open-source culture, and cloud computing.
  3. Lower barriers to coding will attract more people to software engineering, leading to new opportunities, growth, and products.

Console #173 - Interview With Martin of Zammad - open source helpdesk & customer support system

Console • 354 implied HN points • 03 Sep 23
🕹 Technology Open Source Software Development Customer Support Programming Languages
  1. Zammad is an open source user support/ticketing solution managed via various communication channels.
  2. Martin founded Zammad with a focus on open source philosophy and sustainable business models.
  3. The Zammad team aims to enhance the platform, make it widely used globally, and uphold its commitment to open source values.

Compiling History: A brief tour of C compilers

Deus In Machina • 217 implied HN points • 04 Jan 24
🕹 Technology Programming Languages Compilers
  1. The history of C compilers dates back to the early 1970s with the creation of the first C compiler for Unix.
  2. Early C compilers like the PDP C Compiler and the Portable C Compiler laid the foundation for modern C programming.
  3. The development of standards like C89 brought uniformity and clarity to the C language, leading to the evolution of modern compilers like GCC and LLVM.

The future of Scala, Uber logs, and the use of Virtual Threads with PostgreSQL - JVM Weekly vol. 68

JVM Weekly • 78 implied HN points • 18 Jan 24
🕹 Technology Programming Languages Data processing
  1. The future of Scala is being discussed, evaluating its potential and evolution within the programming language landscape.
  2. Uber managed to significantly reduce logging costs by integrating the Compressed Log Processor (CLP) tool with the Log4j library.
  3. Implementing Virtual Threads, like in the case of PostgreSQL TPC-C benchmark using Java 21, can present challenges and unexpected issues that require careful handling.

Racket: The Lisp for the modern day

Deus In Machina • 326 implied HN points • 29 Jun 23
🕹 Technology Programming Languages IDE Documentation
  1. Racket is an advanced modern Lisp with a wide range of features and tools for developers in 2023.
  2. Racket is especially great for beginners, young programmers, and academics due to its simplicity, built-in IDE, and gradual learning curve.
  3. Racket's unique language building capabilities allow for creating domain-specific languages, documentation languages, and more, making it a versatile and powerful tool for programmers.

💥 Tech Talks Weekly #20 (React Summit, JSNation, PyCon Sweden, PyData London, Voxxed Days Trieste, Spring I/O, CITYJS, ...)

Tech Talks Weekly • 19 implied HN points • 28 Jun 24
🕹 Technology Software Development Conferences Programming Languages Web Development Data science
  1. The Tech Talks Weekly shares new tech conference talks each week, so you can catch up on the latest ideas without scrolling through messy video lists.
  2. This week features talks from major events like the React Summit and PyCon, covering a variety of topics in programming and tech.
  3. You can help grow the Tech Talks community by sharing it with friends and filling out a short form to provide feedback.

Push it to the Limit EP. 2—GPT Engineer

Prompt’s Substack • 1 HN point • 13 Sep 24
🕹 Technology Software Development Programming Languages Web Development Artificial Intelligence Database Management
  1. Using GPT Engineer with Claude Sonnet 3.5 can help build complex web applications. The right prompts can generate backend logic and React components more effectively.
  2. Integrating a large database with many tables can be challenging. Using tools like Supabase and Claude to auto-generate code can simplify this process, especially for handling data and API calls.
  3. It's important to carefully manage UI changes and prompt adjustments. Even small updates can lead to unexpected results, so being specific in requests can help maintain stability while developing.

Inside Meta’s Chaos, StackOverflow on Its Last Legs, & the Makefile Effect

HackerPulse Dispatch • 2 implied HN points • 14 Jan 25
🕹 Technology Software Development Tech Trends Corporate culture AI Impact Programming Languages
  1. StackOverflow is facing a big decline, with questions down over 70% since 2023. Many users are frustrated with the moderation and are turning to AI tools for support instead.
  2. Electron has been popular for building desktop apps, but it has some issues like heavy memory use. New frameworks like Tauri are coming up as better alternatives.
  3. The 'Makefile effect' shows that engineers often copy and adapt existing setups instead of creating new ones due to tools being too complex. This highlights the need for better tool design to make things easier.

🧊 The Container Iceberg, New Era of Global Databases, the 70% Dilemma in AI Coding, & More

HackerPulse Dispatch • 5 implied HN points • 10 Dec 24
🕹 Technology Software Development Cloud Computing AI & Machine Learning Database Systems Programming Languages
  1. Companies are moving away from VMware because of high cost increases. Many are finding open-source options like OpenNebula to save money and improve efficiency.
  2. A new coding language called PyGyat has playful syntax, making Python coding more fun. It allows developers to switch between traditional Python and PyGyat easily.
  3. AI tools can help speed up coding, but they have limitations. While they help create initial code quickly, the last touches needed for quality often still require human expertise.

Summer 2024

Optimism (for the web) • 10 implied HN points • 19 Oct 24
🕹 Technology Software Development Web Development Programming Languages User Experience Open Source
  1. The author became a dad and is really grateful for having a happy family. It's a big change in life that brings a lot of joy.
  2. They created several new apps, including a SaaS template and a music player, using updated tech like React and Next.js. These tools make it easier to build and use applications.
  3. The author learned to use Vim and switched from VS Code to Neovim, finding it faster and more customizable. They even created a free course to help others learn Vim too.

Getting Started With Unreal Engine 5 For Developers, Part 1: Building Blocks

Load-bearing Tomato • 16 implied HN points • 21 Aug 24
🕹 Technology Game Development Software Engineering Programming Languages Digital Art
  1. In Unreal Engine 5, Actors and Components are the main building blocks. Actors are objects in the game world, while Components add specific features to those Actors.
  2. Inheritance is a key concept in creating different types of objects. You can create child classes for specific behaviors while still sharing common features from a parent class.
  3. Functions and Events help organize code. Use Functions for reusable code and Events for actions triggered by certain events in your game.