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node.js – realtime application connection fails

I was building something similar to Google Docs where multiple users can join a room and edit the same document simultaneously. For this, I was using in the React client side and in the Node server. Initially, eveything works fine, but after typing in some characters, the socket connection stops working and the …

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SVG? Print slide rule scales as an annulus using SVG or whatever to create a Circular Slide Rule

I have slide rule scales images [1]: [2]: [3]: I want to display these scales as rings similar to below in order to create a circular sliderule that I can print out. [4]: I am hoping that there is a simple way to do this in SVG because my knowledge of …

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