Front-end interview daily 3+1-day 754

Today's knowledge points (2021.05.09)-754th day ( I also have to )

• [html] Use html+css to draw the feeling of winter in your heart
• [css] What is the difference between Render Tree and CSSOM Tree?
• [js] How to determine the circular reference between modules?
• [Soft Skills] Have you ever developed an IoT system? Talk about your understanding

"The Analects", Zeng Zi said: "My day and my body are three (I reflect on myself many times a day).
Front-end interview 3+1 questions a day, use interview questions to drive learning, make a little progress every day!
Let hard work become a habit, let struggle become a kind of enjoyment!
Believe that insists on the power of ! !

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Project address: Front-end interview daily 3+1
[Recommendation] Welcome to toss the front-end with jsliang, organize the front-end knowledge systematically, and currently toss LeetCode, intending to get through the two channels of algorithm and data structure. GitHub address

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• Learning does not close, charging and refueling is only for meet a better self , 365 days without holidays, every morning at 5 o'clock in the morning hand-issued yourself, everyone 1609fa9b97c50b).
• I hope everyone in this exaggerated front-end circle, keep calm , insist on spending 20 minutes a day to learn and think.
• In this ever-changing front-end with endless class libraries, it is recommended that you don't wait until you are looking for a job and then frantically questions. It is recommended that 1609fa9b97c544 learn every day! ( not forget the original intention , html, css, javascript are the cornerstones!)
• Welcome to Issues , encourage PR , thank Star , if you have any good suggestions, you can add me to WeChat to discuss together!

I hope everyone study and think at 1609fa9b97c583 every , so as to achieve the purpose of coming here! ! ! (Don't come for anyone, come for yourself!)

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