Front-end interview daily 3+1 —— 978th day

Today's knowledge points (2021.12.19)-978th day ( I also have to the question 161cc31aa16b4f)

• [html] uses canvas to make a heartbeat special effect
• [css] How to use CSS to set the fill mode of animation?
• [js] Please tell me the trigger timing of DOMContentLoaded
• [Soft Skills] Have you drawn a mind map yourself?

"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, and 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 is currently tossing LeetCode, intending to get through the two lines of both the algorithm and the 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-posted yourself, everyone 161cc31aa17024).
• I hope everyone in the front-end circle of exaggerating calm , and insist on spending 20 minutes every 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 study the every day! ( not forget the original intention of , 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 you every to learn and think, so that you can achieve the purpose of coming here! ! ! (Don't come for anyone, come for yourself!)

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