IoT world is rapidly growing. All kind of network configurations including Mesh is widely used. The article discusses wireless network protocols such as WiFi, Bluetooth Low Energy, ZigBee, WirelessHART and Thread that are used to solve the IoT challenges. We will describe how and when it is reasonable to use the above protocols. The following tasks will be covered in relation to the protocols: Demand/Response, Home/Building Automation and Health Care appliances.
As you know, a product cost is sum of costs for its creation and its support. Support (or maintenance) can sometimes take a much longer time than development. In my report, I will share my own experiences about transformation of maintenance processes in one of the units of the Company and tell you what is came out of it.
We are going to present recently open sourced YoctoDB project — a small embedded Java-engine for extremely fast partitioned immutable-after-construction databases. We will briefly describe the architecture of indexing and search components, role and requirements on the search engine and our previous solution. Then we will dive into design and implementation of YoctoDB engine currently being used at Yandex.Auto and Auto.ru. In conclusion we will describe several Java pitfalls met along the…
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