The hottest Technology Substack posts right now

And their main takeaways
Category
Top Technology Topics

🐞 Bugs in Zendesk & FlyCASS: Security Gaps from Fortune 500 to Flight 101

ppdispatch • 0 implied HN points • 15 Oct 24
🕹 Technology Cybersecurity Software Development Data Management Networking Innovation
  1. Some developers see coding as an art form, which makes the rise of AI tools feel like a loss of creativity.
  2. Vulnerabilities in systems like Zendesk can expose major security risks for large companies, affecting a wide range of organizations.
  3. There are serious security flaws in airport access systems that could let unauthorized people bypass safeguards, raising concerns about aviation security.

😎 21 Years of Notepad++; Modules Vs. Microservices

ppdispatch • 0 implied HN points • 05 Nov 24
🕹 Technology Software Development Coding Practices Open Source Performance optimization Software Architecture
  1. Notepad++ has been a reliable text editor for 21 years, helping developers and writers with its user-friendly features and community-driven support.
  2. Linus Torvalds has made a small update to the Linux kernel that improves its performance by 2.6%, showing that even tiny changes can have a big impact.
  3. Microservices might not be as new as they seem; their benefits have roots in older technologies, and while they support independent development, they also introduce challenges in communication.

On Managing Risk in Software Projects

Anant’s Newsletter • 0 implied HN points • 19 Jun 24
🕹 Technology Software Development Project management User Experience Quality Assurance Risk management
  1. Understand user needs clearly to avoid creating features that don't solve problems; involve users early in testing to catch issues.
  2. Ensure all teams understand their roles and dependencies to prevent surprises; clarify API contracts and dependencies early on.
  3. Plan integration and testing carefully; start integrating early and create detailed testing plans to ensure everything works before launch.

🐿️ The Squirrelmobile - The Insanely Profitabe Tech Newsletter

Squirrel Squadron Substack • 0 implied HN points • 17 Dec 24
🕹 Technology Software Machine Learning Data science Education Graphs
  1. Graphs can help visualize motion and speed, making concepts like calculus easier to understand. It's fun to relate math to real-life activities, like driving a car.
  2. Machine learning improves by tweaking weights to reduce errors, similar to adjusting software for better performance. It's like steering a computer program to make it better.
  3. To build successful software, focus on small, frequent changes and measure how well they improve things. This method can lead to big wins in product development.
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Traefik API Sandbox-as-a-Service, Rapid + Nokia, Probely + Snyk

The API Changelog • 0 implied HN points • 19 Nov 24
🕹 Technology APIs Software Networking Security Innovation
  1. Nokia has bought Rapid's API technology to improve network services. This will help them connect better with developers and increase operator revenue.
  2. Traefik has launched a new API Sandbox service for quicker API development. This will help businesses manage their APIs more effectively.
  3. Snyk has acquired a company called Probely to enhance its API security offerings. This aims to improve security testing for applications, especially with AI.

Season 4 - Newsletter 06 —> Going from 0 to 0.1 in Product in an AI world

Product Hustle Stack Newsletter • 0 implied HN points • 13 Nov 24
🕹 Technology AI Development Product Management User Experience Entrepreneurship App Development
  1. Building an app using AI can feel easy with all the tools available, but it's crucial to clearly define the problem you want to solve before jumping in. If you focus too much on creating, you might miss the real issue that needs addressing.
  2. Always aim for that 'Aha' moment for users while developing your product. If it doesn't bring joy or clarity to them, it may be worth going back to the drawing board and seeking honest feedback.
  3. Developing a product can be emotionally challenging. Recognizing your feelings during the process is important for navigating both the technical and personal hurdles that come with entrepreneurship.

Dating apps shift to friendship as user fatigue leads to major declines

philsiarri • 0 implied HN points • 14 Nov 24
🕹 Technology Dating Apps User Behavior Social media Market Trends App Development Digital Communication
  1. Dating apps are changing their focus from finding romantic partners to building friendships, as many users are getting tired of dating apps. For example, Bumble created Bumble For Friends and gained a lot of new users quickly.
  2. Despite launching friendship features, major dating apps like Bumble and Tinder are experiencing drops in user numbers. Bumble lost 8% and Tinder lost 16%, showing that user engagement is a real issue.
  3. There is big competition in the friendship app space, with new platforms that cater to people looking for group activities or travel buddies. Some experts think that getting involved in local events might be a better way to make friends than using these apps.

El Capitan: The world’s fastest supercomputer

philsiarri • 0 implied HN points • 19 Nov 24
🕹 Technology Computing Research Science Defense Simulations
  1. El Capitan is the fastest supercomputer, performing 1.742 quintillion calculations every second. This makes it much quicker than older systems.
  2. It cost $600 million to build and is 22 times faster than the previous supercomputer, Sierra, letting scientists complete long simulations in just days.
  3. This powerful machine helps with important tasks like climate change modeling and monitoring nuclear weapons, showcasing the U.S.'s strong tech capabilities in this area.

Global smartphone shipments rise 5% in Q3 2024

philsiarri • 0 implied HN points • 04 Nov 24
🕹 Technology Smartphones Market Trends Consumer behavior Emerging Markets Product Launches
  1. Global smartphone shipments went up by 5% in Q3 2024, which is the best it's been since 2021. This means more people are buying new phones than before.
  2. Samsung and Apple were the top smartphone sellers, with strong sales from new models like the iPhone 16. These companies have been successful in reaching both developing and established markets.
  3. Emerging markets like Southeast Asia and Latin America are growing the fastest due to competition and price incentives, while rich countries see more demand for high-end phones with smart features.

start from zero

Poems, Short stories and other things.. • 0 implied HN points • 21 Dec 24
🕹 Technology AI Software Healthcare Education Robotics
  1. AI tools in software development can speed up work significantly, making tasks that used to take months done in just a few hours. This trend could happen in many fields, leading to a more efficient workforce.
  2. Jobs that involve repetitive or analytical tasks might see big changes due to AI. While some jobs won't disappear, they will likely require fewer people to accomplish the same goals, leading to faster results.
  3. Education will need to adapt quickly to teach skills relevant to the new AI tools. Traditional programming teaching might change as more people use AI to code without needing to know specific languages.

A Smarter Way to Firewall: Microsegmentation

Identity Revive • 0 implied HN points • 12 Feb 25
🕹 Technology Cybersecurity Networking Cloud Computing Data Privacy Compliance
  1. Microsegmentation helps control network traffic at a very detailed level, making it harder for attackers to move around after they breach a system. This means that if one part of the network is attacked, the damage can be contained more easily.
  2. It improves visibility of network activities, letting organizations see what is happening in their systems. This awareness helps quickly spot unusual behaviors that might indicate a security threat.
  3. Adopting microsegmentation supports Zero Trust principles by reducing unnecessary trust across the network. It ensures that only authorized users and applications can access sensitive resources, making it much harder for cybercriminals to exploit vulnerabilities.

Issue #7: When Prompts Go Rogue, Revenue Leaks

OSS.fund Newsletter • 0 implied HN points • 01 May 25
🕹 Technology AI Security Business Enterprise Workflows
  1. Even if employees aren't writing prompts directly, they can still trigger them. These prompts can cause issues in workflows that customers see, which is a big risk.
  2. Prompt security is essential for businesses using AI. Companies need to make sure their prompts are safe to maintain trust and avoid losing customers.
  3. It's important for teams to test how their AI systems handle prompts before real users interact with them. Good testing can prevent issues from affecting the bottom line.

🐿️ Decision Point, Montana - The Insanely Profitable Tech Newsletter

Squirrel Squadron Substack • 0 implied HN points • 17 Dec 24
🕹 Technology Software Innovation Leadership Experiments Agile
  1. Lewis and Clark faced a tough choice during their expedition and used small experiments to gather information before deciding which route to take. This shows the importance of testing different options when faced with uncertainty.
  2. In tech, instead of following rigid rules or 'best practices', teams should be flexible and adapt quickly. Fast iterations and feedback from customers are key to navigating complex projects.
  3. It's essential to create a safe environment where team members can learn from their mistakes. Viewing failed experiments as learning opportunities helps drive innovation and growth.

Master Dynamic Queries in Spring JPA

Curious Devs Corner • 0 implied HN points • 13 Jul 24
🕹 Technology Software Development Programming Data Management Web Development Database Design
  1. You can create fully dynamic queries in Spring JPA based on user input. This allows users to choose which columns to select and how to group them.
  2. When using 'group by', all non-aggregated columns from the select statement must be included in the group clause. Otherwise, you'll get an error.
  3. Using the Java Persistence Criteria API can help effectively manage these dynamic queries and avoid common issues.

Harnessing the Power of Expect: Automating Interactions with Ease

Curious Devs Corner • 0 implied HN points • 08 Jul 24
🕹 Technology Automation Programming Scripting Unix Software
  1. Expect is a tool that helps automate tasks in the terminal by handling inputs automatically. This means you don't have to type everything manually when running programs or scripts.
  2. You can use Expect for common tasks like logging into remote servers or transferring files easily. It saves time by doing these repetitive tasks for you.
  3. Setting up Expect is straightforward; you just need to install it on your Unix-based system and write a simple script to get started automating your commands.

Curious Devs Corner

Curious Devs Corner • 0 implied HN points • 07 Jul 24
🕹 Technology Software Development Cloud Computing DevOps Artificial Intelligence Engineering Practices
  1. Curious Devs Corner is a publication for IT professionals looking to learn more about technology. It covers various topics like Spring Boot, Cloud, and AI to help developers grow their skills.
  2. The publication offers easy-to-follow tutorials and hands-on experiences. This makes it a great resource for those who enjoy practical learning when exploring new technologies.
  3. It's designed especially for developers who are curious and want to stay updated on the latest trends in the tech world. This could be a valuable tool for anyone wanting to advance their knowledge.

Integrating OpenAI with a Spring Boot Application Using Spring AI

Curious Devs Corner • 0 implied HN points • 08 Jul 24
🕹 Technology AI Programming Software Development Web
  1. Spring AI makes it easier to add AI features to your applications. It provides tools and support for using AI models in your software.
  2. You can create an AI language assistant to help students practice a foreign language. The AI can generate fun scenarios and stories to keep the practice interesting.
  3. To get started, you need to set up your project with specific dependencies and an OpenAI API key. This will allow your application to interact with the OpenAI services.

GraphicsMagick: The Perfect Tool for Seamless Image Processing

Curious Devs Corner • 0 implied HN points • 14 Jul 24
🕹 Technology Software Image Processing Automation Command-line Open Source
  1. GraphicsMagick is a powerful tool for editing images through the command line. It can handle tasks like resizing, adding watermarks, and simulating effects such as oil painting.
  2. You can create animations and enhance images by adjusting brightness and colors using simple commands. This makes it easy to customize your images quickly.
  3. GraphicsMagick allows for task automation with shell scripts, meaning you can process multiple images at once without doing each step manually. This saves a lot of time.

Issue #6: AI Literacy: The New Excel

OSS.fund Newsletter • 0 implied HN points • 24 Apr 25
🕹 Technology AI literacy Digital Tools IT services
  1. AI skills are now as essential as knowing how to use Excel was in the past. It's crucial for workers to be fluent in AI to thrive in their jobs.
  2. Companies should focus on practical AI training without needing extra budgets. Simple challenges and workshops can help teams get better at using AI tools.
  3. Finding internal champions who actively use AI and help others is key to success. It's not about having a fancy AI department, but about building a culture of experimentation and improvement.

Mastering Helm from Scratch: Part 0 – Getting Started with Your Helm Journey

Curious Devs Corner • 0 implied HN points • 01 Oct 24
🕹 Technology Cloud Computing DevOps Kubernetes Software Development
  1. You will learn how to use Helm, which helps manage applications in Kubernetes. The course starts with the basics and builds up to more advanced topics.
  2. This course is great for anyone interested in cloud technologies, especially developers and system admins. You don't need to be an expert, but some basic Kubernetes knowledge is helpful.
  3. Hands-on exercises are included to make learning practical and fun. There's also a bonus workbook and quiz to reinforce what you learn.

Be a leader, not a labour

Experiments with NLP and GPT-3 • 0 implied HN points • 01 Jul 25
🕹 Technology AI Development Data Collection Language Models Education technology Cultural Preservation
  1. Building our own AI is essential for India's future in technology. Without our own language models, we risk falling behind and relying on foreign technology.
  2. Data in regional languages like Telugu is lacking for AI development. We need to gather more data in our own languages to ensure everyone can benefit equally from AI.
  3. Learning and using the skills gained during the internship is crucial. Everyone should focus on gaining knowledge now, as it will shape their future careers.

SQL in Hex

Expand Mapping with Mike Morrow • 0 implied HN points • 14 Jul 25
🕹 Technology Data science Software Development SQL Data Analysis User Interface
  1. You can choose how SQL query results are stored in Hex, either in memory or in the database. This affects how quickly you can run follow-up queries.
  2. There are two types of SQL commands in Hex: one that queries directly from the database and another that queries from a local in-memory dataframe. This choice can impact how your data is used.
  3. Hex allows you to chain SQL queries, which makes handling complex tasks easier. However, you need to be aware of where each query pulls data from to avoid surprises.

Using Omni’s AI Assistant on the Semantic Layer

Inside Data by Mikkel Dengsøe • 0 implied HN points • 18 Jul 25
🕹 Technology AI Data Tools Business Intelligence Data Engineering Analytics
  1. Using AI tools like Omni’s Assistant can help make data requests easier for everyone in a company. This self-serve system allows users to ask their own questions and get answers without waiting for analysts.
  2. It's important to carefully set up the data and provide clear guidelines. By organizing the data into 'Topics' and adding descriptions, the AI can better understand the information it needs to work with.
  3. However, there are still some challenges. The AI can struggle with complex questions or unclear requests, so it's good to test its performance and make adjustments when things don't go well.

OpenAI is going to sell ads and devices to become profitable

Expand Mapping with Mike Morrow • 0 implied HN points • 17 Jul 25
🕹 Technology AI Advertising Devices Business Model Search
  1. OpenAI is looking to increase profits by selling ads as ChatGPT becomes a competitor to Google Search. This means businesses might start focusing on ChatGPT for online visibility.
  2. They are also exploring the idea of selling their own devices, which would give them more control over AI technology and how it’s used.
  3. With growing competition and rising costs, OpenAI is trying different strategies to stay financially stable and continue their innovation in AI.

Running Claude Code in a container

Expand Mapping with Mike Morrow • 0 implied HN points • 28 Jul 25
🕹 Technology AI Software Development Containers Programming
  1. You can create a Docker container to run Claude Code for your projects easily. Just follow the steps to build and run your container.
  2. Make sure to set up a Dockerfile correctly with the right commands to install the necessary tools like Node.js and Claude Code CLI.
  3. After building your image, you can run your container in interactive mode, allowing you to read and write files on your computer easily.

Silicon Valley's 99% Blindspot

Digital Native • 0 implied HN points • 28 Jan 26
🕹 Technology Startups Venture Capital Healthcare Agriculture AI Product Design Market fit
  1. Tech companies often build products for themselves and the wealthy, missing the needs of everyday people and large underserved markets.
  2. Big opportunities exist in building practical, vertical tech for non-technical users—like automating hospital discharges or early disease detection for farmers—which can be both impactful and profitable.
  3. Founders and early adopters should spend time with users outside the Valley and act as translators, turning powerful but complex technology into simple, trustworthy products people will actually use.

In the Costco Era of Software, Design Is the Differentiator

Digital Native • 0 implied HN points • 20 Aug 25
🕹 Technology Software Design AI User Experience Market Trends
  1. In today's software world, where many products are mass-produced, design is what makes them stand out. Attractive and user-friendly designs draw people in and make them want to use a product.
  2. As the cost of creating software drops, the competition grows. Companies must focus on making their products look good and work well, since good design can win over users even against larger, less agile competitors.
  3. When technology becomes standard and easily accessible, like software is today, companies will have to rely more on taste and design to capture users' attention. Simple and clear design helps users quickly understand how to use a product.

The Year of Invisible AI

Digital Native • 0 implied HN points • 13 Jan 26
🕹 Technology AI Product Design Enterprise Software Legal Tech Workflow Automation B2B SaaS
  1. AI should be invisible to users: they don’t care about model names or specs, they care that the tool fits smoothly into their existing workflows and has an intuitive UI.
  2. Build AI that meets people where they already work by plugging into familiar tools and minimizing change; integrations and playbooks can act like a junior analyst to cut busy work and speed approvals.
  3. Capture context, decisions, and approvals (a context graph) with human-in-the-loop workflows so the system learns durable precedents over time and enables safer, increasing automation.

🐿️ Recapitulation - The IPT Newsletter

Squirrel Squadron Substack • 0 implied HN points • 19 Aug 25
🕹 Technology Software Computing Innovation Systems Engineering
  1. Many technology systems are like 'contraptions' that seem fragile but still serve important functions. It's helpful to understand how they work and where they might fail.
  2. Older computers often mimic past versions when booting up, showing that technology evolves by retaining elements from its history.
  3. Shims in software allow old systems to work with new platforms, creating interesting solutions but also hiding potential problems that could arise.

20250713

Curious futures (KGhosh) • 0 implied HN points • 13 Jul 25
🕹 Technology AI Innovation Information Cognition Society
  1. AI can make tasks easier, but relying on it too much can weaken our thinking skills. We should find a balance between using technology and exercising our minds.
  2. People often feel overwhelmed by the amount of information available today. It's important to take breaks and have real discussions instead of just scrolling through feeds.
  3. Embracing different opinions and dissent can help us think more clearly. Conversations with others can bring new insights, counteracting the noise from technology.

20250720

Curious futures (KGhosh) • 0 implied HN points • 20 Jul 25
🕹 Technology AI Computing Innovation Connectivity Tech Culture
  1. Technology has advanced a lot, making smaller devices like the RPi5 much more powerful and affordable compared to older systems like the Cray 1. This shows how quickly computer tech evolves.
  2. Maintaining a healthy work-life balance is important to avoid burnout, with autonomy and clear communication helping to manage stress effectively.
  3. As we rely more on technology, we need to find ways for it to support us without losing our human connections and mental well-being.

CIAM-adjacent Components

ciamweekly • 0 implied HN points • 11 Aug 25
🕹 Technology Identity Management Data security Authentication API Integration
  1. CIAM systems can be improved by including components like consent management and identity proofing. These help manage user identity and permissions better.
  2. Other useful features include messaging systems and fraud prevention tools, which keep users informed and secure. They play an important role in the overall user experience.
  3. Some components work before a user logs in, while others work after authentication. They all help make the CIAM system more effective.

An AI Identity White Paper

ciamweekly • 0 implied HN points • 28 Jul 25
🕹 Technology AI Identity Standards Authentication Authorization
  1. AI identity management is becoming more important as technology advances. It's crucial to establish standards for how we manage identities in this space.
  2. A white paper titled 'Authentic AI' discusses ways to incorporate authentication and authorization for AI agents. This could lead to better security and trust in AI systems.
  3. Engaging in discussions with community groups like OpenID can foster innovation in AI identity management. Collaboration is key to addressing challenges in this area.

Federated Credential Management (FedCM)

ciamweekly • 0 implied HN points • 04 Aug 25
🕹 Technology Web Development Privacy Identity Management Authentication Standards
  1. FedCM lets users log into websites easily using identities from sources like Google. This helps simplify the login process.
  2. One big benefit of FedCM is that it enhances user privacy by reducing ways that websites can track people online.
  3. FedCM is still being developed and needs support from browsers, identity providers, and websites to work fully. Major companies like Google and Shopify are getting involved.

Sparsity: The License to Skip

Software Bits Newsletter • 0 implied HN points • 07 Jan 26
🕹 Technology Machine Learning Neural Networks AI hardware Algorithms Systems
  1. Sparsity means many weights or activations are zero so you can skip their multiplications, but random/unstructured zeros usually don’t make GPUs faster because irregular memory access and load imbalance kill performance.
  2. Hardware-friendly patterns like 2:4 sparsity and block sparsity let accelerators actually speed up computation, while pruning and ReLU-driven activation sparsity often need structure or predictive gating to become efficient.
  3. Conditional computation (Mixture of Experts) is the most powerful practical sparsity: only a few experts run per input, giving huge model capacity with much less active compute and strong empirical results.

No, We’re Not Just Rebooting Containers. We’re Wrecking the Attacker’s Mental Model.

Phoenix Substack • 0 implied HN points • 18 Jul 25
🕹 Technology Cybersecurity Software Infrastructure Data Management Cloud Computing
  1. Attackers thrive on predictable infrastructure. By constantly changing it, you make it harder for them to plan their attacks.
  2. Instead of just restarting systems, the approach involves changing everything, including names and locations. This confuses attackers and disrupts their actions.
  3. The goal isn't just to break into their systems but also to mess with their confidence and momentum. When they're unsure, they're less effective.

Why ChatGPT‑5 Feels Smarter in Some Ways — and Confusing in Others

philsiarri • 0 implied HN points • 18 Aug 25
🕹 Technology AI Software Computer Science Machine Learning Data science
  1. ChatGPT-5 can handle longer chats and understand both text and images, making it more versatile.
  2. Despite improvements, it sometimes makes mistakes in complex tasks or gives wrong answers even if they sound good.
  3. Users appreciate friendlier responses and expect better reliability as OpenAI makes updates to the model.

Building Health Apps with Wearable Devices

The Healthtech Initiative • 0 implied HN points • 28 Jan 26
🕹 Technology Web Development APIs Wearables Health tech AI Integration Data Visualization Databases
  1. You can build a personal health vault web app without heavy coding by using Cursor's agent mode to scaffold the UI and logic while Terra API handles wearable integrations. Supabase stores the synced wearable data and medical files so the app can show charts and documents.
  2. The implementation steps are straightforward: get your Terra API key and Dev ID, add environment variables, create endpoints like /api/terra/connect and /api/terra/connections, and configure Supabase as a destination. Then add Terra's MCP (AI interface) so the app can run LLM-powered queries against the health data.
  3. Combining multi-year wearable data with medical documents and an LLM prompt engine lets you build timelines, strain/readiness scores, and warm-styled graphs to compare biomarkers like HRV, RHR, and VO2 Max around surgical or recovery events. This setup makes it easy to visualize recovery phases and surface correlations between wearable signals and medical records.