JavaScript Invalid frame header invalid frame header websocket,invalid frame header websocket chrome,invalid

well it was my mistake only i was initializing the server with socket.io twice which was causing the issue

Answer:1

I resolved the same problem when I ran

npm install socket.io

Basically, I forgot to install socket to the project.

Answer:2

Use the same version of socket.io and socket.io-client on both server and client.

Answer:3

I have the following express app which just renders the sample.ejs page. On that page when I press the button the attached script changes the div text to "THIS IS FROM J QUERY. I want the same thing ...

I have the following express app which just renders the sample.ejs page. On that page when I press the button the attached script changes the div text to "THIS IS FROM J QUERY. I want the same thing ...

  1. update part of html page
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I want to access the variable "blocks" of my objects.. this is possible, if i use the name ot the function print, but is not possible if i use print as a callback. what am i doing wrong? how can i use ...

I want to access the variable "blocks" of my objects.. this is possible, if i use the name ot the function print, but is not possible if i use print as a callback. what am i doing wrong? how can i use ...

  1. javascript node this

I have an array ['2530491','2530491','2530491','2530492'] the 2530491 is duplicated thrice, and I want to remove a single value of 2530491 from 3 of them, so the output would be like : ['2530491','...

I have an array ['2530491','2530491','2530491','2530492'] the 2530491 is duplicated thrice, and I want to remove a single value of 2530491 from 3 of them, so the output would be like : ['2530491','...

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im new to selenium (and to html), and in the previous projects i used a bit of selenium when I wanted to select a dropdown value I just right click on the dropdown > "inspect element" and boom, i got ...

im new to selenium (and to html), and in the previous projects i used a bit of selenium when I wanted to select a dropdown value I just right click on the dropdown > "inspect element" and boom, i got ...