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The front-end is much happier than the back-end!

Tech 2023-07-13 04:25:43 Source: Network
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On the subway after work, Zhang Dapang met He Xiaosu.The abstract leakage can be found in this article, 'I've always been at the pinnacle!'

On the subway after work, Zhang Dapang met He Xiaosu.

The abstract leakage can be found in this article, 'I've always been at the pinnacle!'.

Postscript: In daily programming work, whether it's problem-solving, improving performance, or writing more efficient programs As long as you delve a little deeper, it will inevitably involve the basic knowledge of computer science, both in the backend and front-end.

As mentioned in the article, although the front-end is based on the logic of the interface, at least one must also master HTTP and HTTPS; If you want to make a message notification, you must consider a long connection, and you need to know how TCP handles it and what WebSocket does; And many web performance issues are related to the underlying TCP, which belongs to the category of computer networks;

For JavaScript, you will definitely encounter things such as scopes, closures, objects, prototypes, etc. in your work, which are basic concepts in computer programming design;

If you delve deeper into the working principle of JS, you need to understand knowledge points such as single threading, function call stacks, callback queues, event loops, etc., both in terms of data structure and some knowledge related to operating systems; Today's JavaScript is no longer interpreted and executed. The mainstream is compiled into bytecode for execution, which involves Abstract syntax tree, bytecode, virtual machine and other knowledge;

Related article: I have found that I have always been at the peak!


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