The hottest Embedded Systems Substack posts right now

And their main takeaways
Category
Top Technology Topics

Burkhard on Qt Embedded Systems: No. 5

burkhardstubert • 39 implied HN points • 30 Apr 20
🕹 Technology Embedded Systems
  1. Using Docker can make it easier to manage different build environments for Qt applications. It allows you to hide the complexity of the build environment while still getting the same results.
  2. There are talks about potential delays in open-source Qt releases, which could impact the community. However, it seems like these discussions may just be negotiations for better licensing terms.
  3. Continuous delivery practices can help teams perform better without sacrificing quality. By focusing on smaller, manageable changes, teams can achieve both speed and stability in software delivery.

Episode 22: Burkhard on Qt Embedded Systems

burkhardstubert • 19 implied HN points • 04 Oct 21
🕹 Technology Embedded Systems
  1. Qt 6.2 has many new features that make developing applications easier, especially with QML modules and CMake support.
  2. Parking meters can be improved with mobile apps for payments, but they need to better serve user needs for a great experience.
  3. A good solution should be user-friendly, allowing payments without internet access, and making it easy to park without confusion.

Episode 21: Burkhard on Qt Embedded Systems

burkhardstubert • 19 implied HN points • 07 Sep 21
🕹 Technology Embedded Systems
  1. Productised services combine a product with some service, allowing businesses to save time and offer fixed pricing. This approach makes it easier for customers to understand costs and simplifies the process for the provider.
  2. Advisory retainers let clients access expert advice on a subscription basis, enabling them to ask questions and solve problems without the expert doing the work for them. This helps clients gain independence while still having support when needed.
  3. Workshops and trainings can be adapted from common services offered to customers, providing a platform to share knowledge while attracting new clients. This method can lead to more development projects down the line.

Episode 20: Burkhard on Qt Embedded Systems

burkhardstubert • 19 implied HN points • 02 Aug 21
🕹 Technology Embedded Systems
  1. Value pricing focuses on what customers are willing to pay and guarantees results. This approach helps both the client and consultant by reducing uncertainties about costs and outcomes.
  2. Offering multiple pricing options increases the chances of acceptance. When customers can choose between different payment plans or benefits, they feel more in control and are more likely to say yes.
  3. Switching to pre-payment and reducing work hours allows more time for business operations and future planning. This means less stress and better business health for consultants.

Episode 19: Burkhard on Qt Embedded Systems

burkhardstubert • 19 implied HN points • 05 Jul 21
🕹 Technology Embedded Systems
  1. Focusing on customer experience (CX) is key for developing smarter products. Businesses should prioritize improving CX over just technical advancements.
  2. Organizational and people challenges often matter more than technology issues in product development. Enhancing team knowledge and collaboration can drive better results.
  3. Using cross-platform tools can help streamline development processes and mitigate issues like the current chip shortage in the tech industry.
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Episode 18: Burkhard on Qt Embedded Systems

burkhardstubert • 19 implied HN points • 07 Jun 21
🕹 Technology Embedded Systems
  1. A good architecture meets three criteria: it should be technically sound, fulfill the needs of stakeholders, and deliver real value. Mixing different architectural patterns often results in better designs.
  2. Understanding and addressing operating conditions like temperature or dust is important in system architecture. These factors can influence design decisions considerably.
  3. It's crucial to balance modeling and implementation for successful architecture. Rely on both upfront design and iterative feedback from working code to adapt to changing requirements.

Episode 16: Burkhard on Qt Embedded Systems

burkhardstubert • 19 implied HN points • 31 Mar 21
🕹 Technology Embedded Systems
  1. Keyboard shortcuts can make using QtCreator much faster. For example, pressing 'Alt+Enter' can help you quickly add include files or definitions.
  2. Cross-compiling with CMake using QtCreator is possible in just five minutes. This can save time when developing applications for different platforms.
  3. Project management is crucial for meeting deadlines. It's important to prioritize features so that the team can deliver the best possible version of the product on time.

Episode 15: Burkhard on Qt Embedded Systems

burkhardstubert • 19 implied HN points • 28 Feb 21
🕹 Technology Embedded Systems
  1. There are events happening for Qt embedded systems, and the deadlines for presenting are coming up soon. If you want to share your work, make sure to submit your proposals on time!
  2. When writing code, it's important to make it readable by using good names and comments. Bad names should be replaced with clearer function names instead of relying on comments to explain them.
  3. Focus on breaking down your code into smaller, manageable functions. Each function should do one task well, which makes it easier to read and understand.

Episode 14: Burkhard on Qt Embedded Systems

burkhardstubert • 19 implied HN points • 31 Jan 21
🕹 Technology Embedded Systems
  1. Choosing the right communication technology depends on balancing bandwidth and range. For example, LoRaWAN is great for long distances but has limited bandwidth.
  2. Bare-metal programming is becoming more common for developers using Qt embedded systems, especially with newer microcontrollers that can handle safety-critical applications.
  3. Bluetooth Long Range is a promising option for applications that require good distance and reliability, especially in environments with obstacles, compared to other wireless technologies.

Episode 10: Burkhard on Qt Embedded Systems

burkhardstubert • 19 implied HN points • 30 Sep 20
🕹 Technology Embedded Systems
  1. The Gartner study highlights various technologies that are influencing embedded systems in IoT, like Edge Networking and Embedded AI. These technologies will shape future Qt embedded systems significantly.
  2. Technologies like RISC-V offer chip vendors a cost-effective alternative to ARM by eliminating licensing fees. This could lead to more widespread use of RISC-V in embedded devices.
  3. Qt supports several protocols like CoAP and MQTT, making it suitable for developing applications in resource-constrained environments. The flexibility of Qt can facilitate efficient communication in IoT systems.

Episode 9: Burkhard on Qt Embedded Systems

burkhardstubert • 19 implied HN points • 31 Aug 20
🕹 Technology Embedded Systems
  1. CppDepend did not meet expectations for finding dependency cycles in code, as it only detected a small number and struggled with parsing, suggesting the need for better tools in C++ dependency analysis.
  2. Understanding and leveraging usage rights in software development is crucial. Keeping some usage rights can allow developers to create reusable parts and explores pricing options for clients.
  3. There are valuable strategies to prevent bugs in software, focusing on clear requirements, effective architecture, and implementing unit tests through Test-Driven Development (TDD) for improving code quality.

Episode 8: Burkhard on Qt Embedded Systems

burkhardstubert • 19 implied HN points • 31 Jul 20
🕹 Technology Embedded Systems
  1. Updating software can cause unexpected issues, as minor upgrades may change how the system works. It's important to check compatibility to avoid big problems.
  2. Good software design means creating deep modules with simple interfaces, making the software easier to understand and extend in the future.
  3. In testing and coding, having clear boundaries and small, focused modules help reduce complexity and make the code more manageable.

Episode 7: Burkhard on Qt Embedded Systems

burkhardstubert • 19 implied HN points • 30 Jun 20
🕹 Technology Embedded Systems
  1. Cross-building Qt applications can be efficiently done using Docker containers in QtCreator, allowing work on multiple projects with different setups easily.
  2. Building a Qt SDK with Yocto can present challenges, especially in getting QtCreator to work smoothly with CMake, but it's manageable with the right adjustments.
  3. CMake resources are important for developers, and collecting helpful materials can make future projects easier and more efficient.

Episode 6: Burkhard on Qt Embedded Systems

burkhardstubert • 19 implied HN points • 31 May 20
🕹 Technology Embedded Systems
  1. Finding your niche is key to being a successful consultant. It helps you stand out and attract clients who need your expertise.
  2. Marketing yourself takes hard work and time, but it's essential. By creating valuable content and connecting with others, you'll start to receive project opportunities.
  3. Building a financial buffer is crucial for stability. Having savings allows you to navigate through tough times, like a pandemic, without stress.

Burkhard on Qt Embedded Systems: No. 4

burkhardstubert • 19 implied HN points • 31 Mar 20
🕹 Technology Embedded Systems
  1. Using CPack makes it easier to create installers and manage packages for Qt applications. You can create various formats like RPM and DEB without much hassle.
  2. The Qt Company raised their revenue cap for the small business license to $250,000, making it more accessible for smaller companies to use their software. This change aims to support small businesses better.
  3. Receiving user feedback early and often in software development saves time and helps in fixing problems quickly. It's important to test and get feedback on real devices as soon as possible.

Burkhard on Qt Embedded Systems: No. 3

burkhardstubert • 19 implied HN points • 29 Feb 20
🕹 Technology Embedded Systems
  1. The Qt Company should offer different pricing options for their software to accommodate various project needs. This would help developers find a pricing plan that fits their budget and offer varying levels of support.
  2. Making Qt relocatable can simplify the installation process for different development environments. This flexibility allows teams to build their own versions more easily and adapt to their specific needs.
  3. Integrating multiple electronic control units into a single super ECU, like Tesla does, can improve efficiency in agricultural and construction machinery. It can reduce costs and streamline software updates, which is crucial for modern technology.

Burkhard on Qt Embedded Systems: No. 2

burkhardstubert • 19 implied HN points • 31 Jan 20
🕹 Technology Embedded Systems
  1. Using address sanitizers can help find bugs in your code more easily. They show where problems are happening, making debugging faster.
  2. The SAE J1939 standard helps different devices communicate by defining the meaning of messages in vehicle systems. This is important for consistent data across various manufacturers.
  3. Creating portable code separates it from hardware specifics, making it easier to test and run on different systems. This is a key focus for using Qt effectively.

@adlrocha - Lego Farming Blocks: Letting AIs Grow our Food

@adlrocha Weekly Newsletter • 0 implied HN points • 11 Jan 26
🕹 Technology Embedded Systems
  1. A Lego-like modular home farming system lets people grow food indoors by snapping species-specific blocks together. Each block contains the right lights, sensors, and watering so users can plug-and-play without farming knowledge.
  2. AI plus edge controllers orchestrate plant care by turning biological needs into simple commands and running adaptive "recipes" locally or from the cloud, with offline fallback on the microcontroller. Users can optionally share data to improve those recipes across the network.
  3. The concept is prototype-ready and commercially viable: a small BOM and a hydroponic/aeroponic stack can validate the idea, and a consumables-based model (seed/nutrient pods) offers a scalable business while still allowing DIY alternatives.