2020-08-27 Source of the topic: http://www.h-camel.com/index.html
[html] What are the advantages and usage scenarios of cookies?
Cookie adopts the scheme of keeping state on the client side, while session is the scheme of keeping state on the server side.
Application scenario: cookie to realize automatic login; customized site according to user's hobby; user visit count;
This is a very comprehensive article https://blog.csdn.net/u011145904/article/details/77745777
[css] Use css3 to make snowflake effect
Snowflake is a picture with a transparent background color, css animation to adjust the picture position
Recommend a magical website with css special effects https://codepen.io/search/pens?q=snow&limit=all&type=type-pens
[js] How many bytes are the numbers in js stored in the computer?
Inside js, all numbers are stored in the form of 64-bit floating point numbers, as are integers.
64bit = 8byte
[Soft Skills] Tell me about your understanding of face recognition or principles
Belongs to biometric recognition, convolutional neural network. X * W = Y