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NGINX is a webserver used for proxying caching and load balancing with HTTP server capability. The master process performs the privileged operations s 阅读全文
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恢复内容开始 Stack vs Heap Pros and Cons Stack (it is a implmenation of stack data structure ) very fast access don't have to explicitly de-allocate variabl 阅读全文
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https://www.learn-c.org/en/Linked_lists https://www.youtube.com/watch?v=VOpjAHCee7c Linked List, include the data, and a pointer which point to the ne 阅读全文
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https://www.geeksforgeeks.org/hashing-set-3-open-addressing/?ref=lbp S.No. Separate Chaining Open Addressing 1. Chaining is Simpler to implement. Open 阅读全文
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how to design twitter https://www.youtube.com/watch?v=KmAyPUv9gOY how to design wechat https://www.youtube.com/watch?v=5m0L0k8ZtEs 阅读全文
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Barebox is a highly configurable bootloader tool. Barebox is a basically a very small “linux kernel” in one binary file. Barebox can implement a confi 阅读全文
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https://www.chirpstack.io/overview/architecture/ 阅读全文
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1 light weighted traffic , usually used for IoT Gateway and Borker. The MQTT protocol is based on the principle of publishing messages and subscribing 阅读全文
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In TCP, the two parties keep track of what they have sent by using a Sequence number. Effectively it ends up being a running byte count of everything 阅读全文