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Maximum heart Rate = 208 - 0.7 * age For example, if you are 34 years old this year, your maximum_heart_rate will be 146.8 = 208 - 0.7 * 34.

Vertical Scaling vs Horizontal Scaling Vertical Scaling scale-up, add more CPU/Memory/Disk on the same server. Horizontal Scaling scale-out, add more servers. Load Balancer (LB) A Load Balancer is a device/service that sits between the user and the server group, and act as an invisible facilitator, ensuring that all resource servers are used equally. Load Balancing can optimise the resource time and avoid unevenly overloading some compute nodes while other compute nodes are left idle....

Brew Install 1 /bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)" Housekeeping with Homebrew 1 brew update && brew upgrade && brew doctor && brew autoremove && brew cleanup Reference Install Guide: Housekeeping with Homebrew

TL;DR There are not many valuable gifts so no need to go early Sponsor’s keynote are all like product promoting session Do check the speaker’s background before choosing any session If you just want to know technical information, try to avoid product people’s talk No need for laptop or notebook, smart phones can handle everything If you want to get more gifts, you need to talk with more sponsors If you find the keynote is boring, don’t waste your time Keynotes Modern Data Architecture on AWS / SQL Strikes Back!...

Just realize the relationship between Dao and Shu in Computer Science area. Dao, or “道”, is a Chinese word signifying ‘way’, ‘path’, ‘route’, ‘key’ or sometimes more loosely ‘doctrine’ or ‘principle’ Fa / Technique, or “法”, is a kind of technology, skill or ability to perform a task The Dao in CS area are the fundamental subjects such as Algorithm, Mathematics, Data Structure. On the other hand, Big Data, Cloud Computing, Artificial Intelligence are just the Fas, technologies, or skills that based on the Computer Science “Dao”....