Category: Science & Technology
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This old Windows sample video still runs in my heart like my heartbeat. There is something special and unique about the visual & music that…
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In current digital world there is a software for almost everything you can think of, and as such the demand for developers is also rising…
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MQTT has a very simple publisher-subscriber design. Widely used in IoT systems, MQTT uses TCP and is a very lightweight protocol. It can help cater…
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Here is a interesting comparison sheet that can help one choose the right technology based on the IoT system use case: # Technology Frequency Data…
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Many new programmers believe that building software is about starting a new project afresh; however practically speaking, in the industry, that is a once or…
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It is interesting to see the voluminous data available everywhere, the world of devices and internet has made it very easy for a lot of…
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For those who want to understand the basics, there isn’t a better example I could think of to start with. The good news is that…
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Sustainable Software Engineering is a set of principles and methods that ensure minimal direct or indirect negative impact to the environment and in turn to…
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‘We are what we eat’ and ‘We are what we think’ – is more or less the same with this insight into how the gut…
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If you want the aggregated data to be stored in a specific column format then use $project. Here is an example:- The aggregated data structure…

