The hottest Technology Substack posts right now

And their main takeaways
Category
Top Technology Topics

10 Charts That Capture How the World Is Changing

Digital Native • 0 implied HN points • 25 Feb 26
🕹 Technology AI Biotech Gaming Health tech Venture Capital Consumer apps Fintech
  1. AI is still in the very early innings worldwide, but user engagement and time spent on AI apps are rising fast and could steal attention from other media. Usage is concentrated now (mostly free users and developers), yet agent calls and broader adoption promise bigger workplace and consumer shifts over time.
  2. Healthcare is the largest driver of job growth and will keep creating many new roles as the population ages, telehealth expands, and AI tackles administrative work. Peptides — especially new drugs like retatrutide — are a booming consumer and therapeutic market with huge commercial potential.
  3. Market structures and behaviors are changing: secondaries are becoming a major exit path that speeds liquidity for founders and employees, while prediction markets and viral essays fuel speculation and volatility. That makes exits and returns more flexible but also turns markets more meme-driven and sensitive to narrative shocks.
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6-Day Challenge Q&A Stream

🔮 Crafting Tech Teams • 0 implied HN points • 17 Jul 23
🕹 Technology Tech Teams
  1. The 6-Day Challenge Q&A Stream is aimed at tech leads to help them manage disconnects within their teams.
  2. The session offers a growth opportunity for new subscribers and LinkedIn followers of the Crafting Tech Teams newsletter.
  3. There is a last-minute notification to join the discussion, happening in 2 hours from the announcement.

Harden Product Quality by Refactoring Code Smells

🔮 Crafting Tech Teams • 0 implied HN points • 25 Jul 23
🕹 Technology Coding Refactoring Code Quality Design Patterns
  1. Understanding code smells can help improve product quality by enabling timely refactoring to address potential issues.
  2. Refactoring code smells involves following established methodologies that lead to better object-oriented design and the application of design patterns.
  3. Sandi Metz emphasizes the importance of continuous refactoring to maintain code quality, highlighting the value of small methods and classes.

10 Years of Elixir

Elixir & Erlang • 0 implied HN points • 25 May 22
🕹 Technology Programming
  1. Elixir programming language turned 10 years old on May 24, 2022
  2. Adolfo Neto organized an event with Gustavo Oliveira from ELX PRO to celebrate the birthday of Elixir
  3. A video of the event is available for viewing

Underdog joins the fight

ML Under the Hood • 0 implied HN points • 05 Oct 23
🕹 Technology AI Cloud Models ML
  1. Anthropic partners with Amazon in a $4B deal, offering access to second best LLM model through an API on AWS Bedrock
  2. Cloudflare introduces Workers AI to run low-power LLM models worldwide, aiming for data localization compliance
  3. Mistral AI releases a powerful 7B model with Apache 2.0 license, outperforming larger models and providing true open-source capability

Expensive Lessons That Accelerated My Tech Career

🔮 Crafting Tech Teams • 0 implied HN points • 30 Jul 23
🕹 Technology Career development Lessons Learned Tech industry
  1. Expensive mistakes can lead to valuable lessons that accelerate career growth.
  2. Joining specialized book clubs can improve psychological safety in the team's work environment and boost book-reading skills with tips like speed reading and accountability groups.
  3. Consider subscribing to Crafting Tech Teams for a 7-day free trial to access valuable insights and full post archives on tech career acceleration.

Friends, Romans, countrymen, lend me your ears

ML Under the Hood • 0 implied HN points • 25 Feb 23
🕹 Technology Development Models Backend Hardware
  1. Developing a prototype ML product for niche languages and cultures has unique challenges that are not present in more common languages.
  2. Focusing on core objectives is crucial for efficient development and achieving sprint goals.
  3. Prioritizing functionality over speed in ML inference pipelines can lead to tangible progress and real product advancements.

Hidden Gems: Powerful Unix Commands to Boost Your Tech Skills

Curious Devs Corner • 0 implied HN points • 09 Jul 24
🕹 Technology Programming Software Scripting Unix Commands
  1. The 'disown' command helps keep a running process alive even after you close your terminal session. It allows you to remove jobs from the job table so they won’t get stopped when the shell closes.
  2. The 'at' command is used to schedule a job to run just once at a specific time. It's great for when you need to execute something later without using a cron job.
  3. The 'batch' command runs jobs when the system's load is low. It’s useful for scheduling tasks without overloading the system, ensuring smoother operation.

When not to DRY

Vatsal’s Substack • 0 implied HN points • 20 Feb 24
🕹 Technology Software Development Programming Best Practices Project management
  1. In the early stages of a project, it's okay to duplicate code. This can help you experiment and try out different ideas without getting bogged down.
  2. Sometimes, trying to make code too simple can make it confusing. If making code DRY makes it hard to understand, a bit of repetition might be better.
  3. In situations where speed is crucial, duplicating code can actually improve performance. Sometimes, it's more important to focus on speed than to keep everything sleek and minimal.

Key Updates in PHP 8.4

Weekly PHP • 0 implied HN points • 08 Oct 24
🕹 Technology Programming Software Development Web Tools
  1. PHP 8.4 will introduce new features that help developers code faster and more easily. These updates are focused on improving performance and enhancing the developer experience.
  2. Learning about SPL data structures can make your PHP code more efficient and easy to read. There are seven important structures that you should know for better coding practices.
  3. Understanding how to work with PHP object-oriented features like getters, setters, and readonly classes can lead to cleaner and safer code. This knowledge is key for maintaining good coding standards.

Are Your AI Policies Still “PDF”? Really?

OSS.fund Newsletter • 0 implied HN points • 05 Jun 25
🕹 Technology AI Governance Software Development Risk management
  1. AI policies should be more than just documents; they need to be coded directly into the systems. This helps ensure that rules are automatically enforced and reduce the risks of mistakes.
  2. Ignoring policy-as-code can lead to serious issues, like compliance breakdowns and financial losses. Simple coding changes can prevent big problems before they happen.
  3. Integrating policies into the development process makes AI governance a part of daily operations, helping companies to adapt quickly and use AI effectively without getting bogged down by regulations.

Naming best practices in PHP

Weekly PHP • 0 implied HN points • 29 Oct 24
🕹 Technology Programming Web Development Software Design Coding Practices
  1. Naming practices in PHP are important for clear and maintainable code. Using meaningful names helps others understand your code better.
  2. PHP 8.4 will introduce Property Hooks, which let you customize behavior for specific properties. This feature can enhance how your code functions without breaking existing parts.
  3. Understanding core PHP concepts is crucial for being proficient. Key topics include syntax, error handling, and data types, which all help in writing better PHP code.

Join the Open Source Pledge!

Weekly PHP • 0 implied HN points • 15 Oct 24
🕹 Technology Open Source Software Development Web Development
  1. Joining the Open Source Pledge helps support open source projects by encouraging companies to pay their maintainers. This initiative aims to reduce burnout and improve security issues in the software.
  2. PHP offers powerful techniques for manipulating arrays, making them essential for managing multiple values. Learning these techniques can significantly improve your coding efficiency.
  3. Laravel has various features like SoftDelete and full-text search that help enhance data management. Understanding these tools can make building applications much easier and more effective.

Git Stash Like a Pro: Tips for Every Developer

Curious Devs Corner • 0 implied HN points • 09 Sep 24
🕹 Technology Programming Software Development Tools Productivity
  1. The `git stash` command lets you temporarily save your changes without committing them. This is useful when you need to switch branches but want to keep your work safe.
  2. You can list, apply, or pop your stashes to manage them easily. When you pop a stash, it removes it from your stash list for good.
  3. To avoid losing track of changes, you can also show changes or create a new branch from your stash. This makes it easier to keep your work organized.

How To Build a Japanese Pronunciation Checker With Python and Wit.ai

Curious Devs Corner • 0 implied HN points • 02 Sep 24
🕹 Technology Software Development Programming Languages Natural Language Processing Open Source Artificial Intelligence
  1. You can build a Japanese pronunciation checker using Python and Wit.ai. It's a fun way to practice speaking Japanese and get instant feedback.
  2. The app works by recording your voice and comparing it to a list of Japanese words you want to learn. If the app recognizes your speech correctly, your pronunciation is good.
  3. You can customize this tool for other languages too, making it a great project for anyone wanting to improve their language skills.

Craft Powerful Bash Pipelines with the Unix Xargs Command

Curious Devs Corner • 0 implied HN points • 28 Aug 24
🕹 Technology Programming Command-line Unix Software Development Scripting
  1. The `xargs` command helps to build and run new commands by passing input from one command to another. It's particularly useful when you want to handle lots of files at once.
  2. You can use `xargs` with commands like `find` to perform specific actions on multiple files, making tasks like deleting or renaming files easier.
  3. By using options like `-p` and `-n`, you can interactively confirm actions and control how many arguments are processed at a time, allowing for safer execution of commands.

Streamlining Notification Processing with Kafka, MinIO, and Python

Curious Devs Corner • 0 implied HN points • 16 Jul 24
🕹 Technology Software Architecture Programming Data processing Cloud Computing
  1. You can streamline your application's notification processing by using Kafka and MinIO together. This combination helps in managing event-driven communications effectively.
  2. Setting up a local development environment with Docker is a great way to get started. You can easily configure MinIO to send notifications through Kafka with just a few settings.
  3. Kafka acts as the central hub by consuming event data from MinIO, while Zookeeper helps track everything in the Kafka cluster. This setup keeps your notifications organized and properly managed.

3 Utilities to Scan Linux for Vulnerabilities

Curious Devs Corner • 0 implied HN points • 12 Jul 24
🕹 Technology Cybersecurity Open Source Network Security
  1. Lynis is a free tool that helps check your Linux system for vulnerabilities and security issues. It runs an audit and gives you a report on things that need attention.
  2. Maltrail helps monitor suspicious network traffic by using lists of known bad IPs and domains. You can set it up to keep an eye on what's coming into your system.
  3. ClamAV is an antivirus program for Linux that detects malware and viruses. It scans your files and can show you any threats it finds, helping keep your system safe.

SpaceX Evolution (Appendix B: Why SpaceX Superstate)

Chris’s Substack • 0 implied HN points • 04 Oct 24
🕹 Technology Space Exploration Innovation Industry Disruption Autonomous Systems Commercialization
  1. Democracy can slow down progress because leaders often make cautious decisions to stay popular. In contrast, countries with more autocratic leadership can respond quickly to challenges.
  2. Musk's companies like SpaceX and Tesla are pushing technology forward rapidly, while traditional industries struggle. If politicians don't keep up, they risk falling behind.
  3. If SpaceX fails, it could give an advantage to countries like China in space exploration. This means SpaceX may be crucial for keeping Western nations at the forefront of space technology.

How to Calculate Image Similarity Using Python

Curious Devs Corner • 0 implied HN points • 12 Jul 24
🕹 Technology Software Programming Data science Artificial Intelligence Machine Learning
  1. You can easily compare images using Python with the image-similarity-measures library. It has different ways to measure how similar two images are.
  2. The library supports eight different methods to evaluate image similarity, like RMSE and SSIM. You just need to pick one and pass your images to it.
  3. You can run comparisons quickly from your terminal or create a Python script. It's a straightforward way to find out how similar different images are.

The Comprehensive Guide to Architectural Decision Records

Curious Devs Corner • 0 implied HN points • 11 Jul 24
🕹 Technology Software Architecture Documentation Development Engineering
  1. Architectural Decision Records (ADRs) help document important decisions in software architecture, including why certain choices were made. They're like notes that anyone on the team can review later.
  2. Using ADRs boosts team trust by providing clear reasons behind technology choices, reducing confusion, and helping new members understand past decisions. They show what has been discussed and why certain technologies were selected or rejected.
  3. ADRs promote transparency by allowing anyone interested to see the decision-making process. This helps different teams learn from each other and fosters better communication.

Build Robust Enterprise AI Vaults

OSS.fund Newsletter • 0 implied HN points • 05 Jun 25
🕹 Technology Artificial Intelligence Data Management Enterprise Solutions Governance Analytics
  1. Having clean and well-organized data is really important for making AI systems work properly. If the data is messy, it can cause a lot of problems.
  2. Creating an AI-ready vault helps businesses manage their data better. It can reduce costs, improve efficiency, and keep sensitive information private.
  3. The process of building this vault should be well-managed like a product, with a dedicated owner to keep track of progress and improvements.

Boost Unix Script Efficiency with Heredoc

Curious Devs Corner • 0 implied HN points • 10 Jul 24
🕹 Technology Programming Scripting Unix Automation Software
  1. Heredoc is a way to write multiple lines of code in a clean format for Unix scripts. It makes your scripts easier to read and manage.
  2. You can use heredoc with commands like ssh, sftp, and cat to run multiple instructions at once. This saves time and reduces the complexity of your scripts.
  3. With heredoc, you can also add comments and organize your code better. Plus, it allows for things like parameter substitution to make your scripts even more powerful.

3 Effective Log File Management Tools for Viewing and Monitoring Logs

Curious Devs Corner • 0 implied HN points • 09 Jul 24
🕹 Technology Software Tools Open Source Development Tools
  1. Swatchdog is a tool that helps monitor log files by looking for specific patterns. It can send you alerts when it finds important messages, making it easier to keep track of important events.
  2. Glogg is a user-friendly tool that can open large log files quickly. It allows you to search for specific phrases and save filters, helping you review important log entries efficiently.
  3. Lnav is a powerful log viewer that helps you analyze logs in real time. It combines the features of basic tools like grep and tail, making it easier to understand log messages and troubleshoot issues.

Retrieval Augmented Generation in Practice: Building Search for Connected Notes

Nick Savage • 0 implied HN points • 21 Nov 24
🕹 Technology AI Software Development Data science Machine Learning
  1. Retrieval Augmented Generation (RAG) helps software retrieve information and generate new ideas using special numbers called embeddings. This makes searching for connected notes easier and more powerful.
  2. Chunking and reranking improve the quality of search results. By breaking down text into smaller pieces and reassessing them, users can find more relevant information quickly.
  3. Zettelgarden's graph structure has potential for creating deeper connections between notes. This could lead to more meaningful insights, not just basic search results.

Goldfish loss, eating less to live longer, & octopus adhesive strategies

The Strategy Toolkit • 0 implied HN points • 04 Nov 24
🕹 Technology AI Machine Learning Research Computing Innovation
  1. Large language models can accidentally memorize and repeat their training data, which can lead to problems like copyright issues.
  2. To help avoid this memorization, researchers developed a method called 'goldfish loss' that randomly excludes some training tokens during the learning process.
  3. This technique helps models to generate responses without repeating exact phrases from their training data, while still performing well in other tasks.

Bi-Weekly Notes

Rethinking Software • 0 implied HN points • 05 Nov 24
🕹 Technology Software Agile Work Culture Programming Productivity
  1. Reaching consensus in teams can be difficult, often leading to tension. It's better to allow differing opinions and find a way to move forward, rather than forcing everyone to agree.
  2. Many workers are stuck using tools like Microsoft Teams, which can be frustrating for coders. It raises the question of whether companies are prioritizing cost savings over better options, like Slack or Discord.
  3. There's a concern about the 'Agile Industrial Complex' imposing rigid processes on developers. It's important to remember that agile methods should be flexible and designed based on the team's needs, not forced upon them.

Debugging a nuclear reaction (Issue #188)

Mark Smith’s Newsletter • 0 implied HN points • 02 Nov 24
🕹 Technology AI Geopolitics Cybersecurity Software Podcasts
  1. There’s a lot of chaos and confusion in the world right now, and it can feel overwhelming. Many people share this sentiment and it’s okay to feel that way.
  2. The writer has been productive with many blog posts despite feeling busy and confused. It's surprising how much you can accomplish even when it seems hectic.
  3. Support and donations can make a difference for creators and help them achieve their goals, such as upgrading equipment or continuing their work.

Weekly Notes

Rethinking Software • 0 implied HN points • 16 Sep 24
🕹 Technology Software Development Productivity Engineering Culture Project management Workplace dynamics
  1. Software engineering often feels like assembly-line work, where programmers are given tiny tasks with no time for deeper thinking or creativity. This can be frustrating for those who want to tackle bigger projects.
  2. There is a growing idea that people should focus on fewer tasks and prioritize quality over just being busy. This philosophy encourages a more balanced and thoughtful approach to work.
  3. Many people dislike strict management practices like Scrum, feeling they limit creativity and autonomy. They prefer a work environment where they can work freely on projects without constant oversight.

Simply Refreshing (Issue #185)

Mark Smith’s Newsletter • 0 implied HN points • 12 Oct 24
🕹 Technology AI Cryptocurrency Web Development Mental health Social media Podcasts
  1. The newsletter has a refreshed look with new titles and fonts, hinting at exciting developments ahead.
  2. A lot of focus this week was on website improvements and new features, which made the author happy.
  3. There are several interesting podcasts listed that cover topics like Bitcoin, AI, and mental health issues with big tech.

The Future Is Here... And It's Autonomous

Danielle Newnham • 0 implied HN points • 11 Oct 24
🕹 Technology AI Autonomy Innovation Transportation Entrepreneurship
  1. Autonomous technology is becoming a big part of our future. This means more self-driving cars and robots around us.
  2. Making transportation more accessible and safe is important for a sustainable future. Companies like Tesla are focusing on this goal.
  3. Being persistent and having a strong work ethic is key to achieving long-term dreams. It's about staying committed, even when things get tough.