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Selecting the Best Queue Data Structure for Your Use Case Cloud Transformation By Matt Osminer In this second part of this blog series, we’ll delve into different use cases for queues, highlighting some of the most common computing applications in which queues are utilized. Details

Why We Use TestRail for Software Testing Quality Assurance By Pablo Maurin Software testing in the real world can be challenging. Ahead of an upcoming webinar, our director of QA engineering discusses why we use TestRail for our test case management at Cardinal Peak. Details

Choosing a Queuing Service — Part I Cloud Transformation By Matt Osminer From what a queue is to different types of queues, our engineering expert details why choosing a queue requires careful consideration in part one of this blog series. Details

How To: Cardinal Peak’s Amazon Alexa Design Guide Voice By Bernard Vachon Adding Alexa functionality to your product is no simple task. From connectivity, acoustics and mechanical design to power, UX and the environment in which the device will be used, there are myriad steps and considerations in the Amazon Alexa design process. Details

BLE Security blog_fig 1 device tracking through static MAC address advertising

Bluetooth LE Security and Privacy in Wireless Audio Devices Connected Devices and IoT By Cardinal Peak Staff What is Bluetooth Low Energy and What are the Advantages? The Bluetooth Low Energy (Bluetooth LE or BLE) communication protocol was introduced in the 2010s as a lower power consumption alternative to the original Bluetooth Basic Rate/Enhanced Data Rate (BR/EDR) protocol (also called classic Bluetooth). Details

How To Overcome Machine Learning Model Training Challenges Software Development By Tom Craven and Brian Opiyo Struggling to overcome machine learning model training challenges? Check out this post for tips and tricks from our engineering experts. Details

How To Train Machine Learning Models Software Development By Tom Craven and Brian Opiyo Training a machine learning model? In this post, our expert engineer details what all is required to effectively train a machine learning model and details some best practices for effectively training machine learning models. Details

BLE GAP and GATT connection oriented figure

What is BLE, and How Do its Related GAP and GATT Profiles Work? Audio By Scott Stewart Bluetooth Low Energy (BLE) is a wireless communication technology used for low power devices such as smartphones, wearables and IoT devices. Learn from our audio experts how the Generic Attribute Profile (GATT) and the Generic Access Profile (GAP) work together to allow BLE devices to communicate with each other. Details

How Bluetooth is Used for Digital Contact Tracing Connected Devices and IoT By Scott Stewart Digital Contact Tracing and Exposure Notification apps provide a hands-on exploration of Bluetooth Low Energy (BLE) technology, GAP & GATT. Our engineer compares multiple Linux BLE Sniffing Tools including Hcitool, Bluetoothctl, Hcidump and Gatttool. Details

What is FreeRTOS? Connected Devices and IoT By Howdy Pierce FreeRTOS is a wonderful choice for a whole class of small embedded devices. Whether discussing its simplicity and ubiquity or its small size and open-source nature, the real-time operating system aspect is actually the least interesting thing about FreeRTOS. Details

testing a recently developed smart home device

Internet of Things Testing Challenges and Considerations Connected Devices and IoT By Alex Rosa Successful IoT testing ensures an optimal user experience, as well as efficient product design. Our expert engineer shares IoT testing challenges and considerations for connected devices, including hardware, software, security and cloud. Details

Efficiency in Connected Device and IoT Testing Connected Devices and IoT By Alex Rosa With the rise of connected devices, IoT testing has taken on increased importance. Our expert test engineer gives a real-world example of how to efficiently test IoT products, including augmenting manual testing by leveraging technology. Details