Mounting remote host files via SSH to local file system
SSHFS is a powerful tool that allows you to mount remote directories over SSH and access them as if they were local directories. This is particularly useful for development on remote systems like a Raspberry Pi, as it integrates remote files into your workflow seamlessly.
Raspberry Pi - I²C
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I²C, a widely used communication protocol, plays a crucial role in Raspberry Pi and IoT solutions by enabling efficient and cost-effective connections between multiple devices. With its simplicity, low power requirements, and built-in support on Raspberry Pi, I²C is ideal for creating scalable and reliable IoT systems. In this article, I will discuss the basic methods of I²C control and configuration.
Raspberry Pi - DFRobot Gravity v2.1.0 (INA219), I2C Digital Wattmeter
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The INA219 is a precision I2C-based digital power monitor designed for IoT projects and small robotics. It measures voltage, current, and power, providing accurate real-time data for monitoring energy consumption. With its compact size and I2C interface, it easily integrates with microcontrollers like Arduino and Raspberry Pi, enabling efficient power management and diagnostics in compact designs.
Raspberry Pi - Speech to text based on Vosk
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Speech-to-text functionality is becoming so important in IoT and robotics, right? It makes interacting with devices so natural - no need to press buttons or type commands anymore. You can just talk, and the system understands. It’s especially useful in smart homes and industrial settings, where quick, hands-free interaction is key. And in robotics, it adds a whole new dimension. Robots can take verbal instructions and respond, which is incredible for tasks like assisting in healthcare or even customer service. It’s like giving machines a voice and ears - it makes the whole experience so much more human-friendly!
Installing cuDNN 9.6 on Ubuntu Server 24.04 LTS with CUDA 11.4
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cuDNN (CUDA Deep Neural Network) is a GPU-accelerated library developed by NVIDIA to optimize deep learning frameworks. It provides highly tuned implementations for standard routines in deep learning, such as convolutions, activation functions, and pooling. cuDNN is designed to work with CUDA, NVIDIA's parallel computing platform, to accelerate the training and inference of neural networks on NVIDIA GPUs. It is widely used in machine learning frameworks like TensorFlow, PyTorch, and Caffe to improve performance in deep learning tasks.
Installing CUDA 11.4 on Ubuntu Server 24.04 LTS with Tesla K20Xm
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Installing NVIDIA drivers and CUDA libraries on Ubuntu unlocks powerful GPU acceleration for AI, machine learning, and high-performance computing. By leveraging NVIDIA's proprietary software, developers can achieve seamless integration with CUDA-enabled applications, ensuring optimal performance for intensive computational tasks. Whether for research or production, setting up the drivers is the first step toward unleashing the full potential of your hardware.
Firmata Library - Raspberry Pi and Arduino cooperation
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Looking to combine the flexibility of Arduino boards with the power of a Raspberry Pi? The Firmata library provides an easy-to-use protocol for communicating between the two, allowing you to harness the best of both worlds. By leveraging Firmata, you can remotely control Arduino's I/O pins directly from the Raspberry Pi, simplifying complex projects and reducing development time. This approach is ideal for IoT, robotics, and sensor-driven applications, offering improved performance, versatility, and streamlined workflows.
Raspberry Pi - Waveshare Motor Driver HAT
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A Motor Driver HAT for Raspberry Pi is a compact, stackable module designed to simplify motor control for robotics and automation projects. It provides convenient connectivity for DC motors, stepper motors, and servos, enabling precise control through the Raspberry Pi's GPIO pins. Equipped with built-in motor drivers, the HAT typically supports features like speed adjustment, direction control, and PWM for efficient operation, making it ideal for DIY enthusiasts and developers building motion-based projects.
Raspberry Pi - Speech synthesizers
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Minicomputers like the Raspberry Pi are an excellent fit for IoT applications due to their compact size, versatility, and affordability. With the ability to run a full Linux-based operating system, they offer an easy way to integrate with sensors, actuators, and other hardware components. One of the cool things about these devices is how easily they can interact with human users, especially when it comes to speech synthesis.

Imagine setting up a Raspberry Pi to read out alerts, provide status updates, or even engage in conversations for applications like smart home devices or assistive technology. With tools like espeak or Festival, you can easily turn text into speech. These text-to-speech engines work on minimal hardware, making them perfect for smaller devices.
Java threads - Executors, Callable and Future
The Callable and Future interfaces were introduced in Java 5, which came out in 2004. They were added as part of the java.util.concurrent library, which was part of a larger upgrade to manage concurrency in Java.