Is it possible to detect errors before the code starts to run? I have a Discord bot, and I would like the command handler that prints all loaded commands to the console to show the status for errors in advance. Command handler at the moment: Answer You can simply use the try and catch statements of Javascript. In this way,
Tag: detection
How can I spoof my userAgent using a userscript?
I’m trying to visit a website but its not allowing me to do so because it doesn’t support my browser. I believe it is detecting my browser through userAgent detection. So I wanted to create a userScript that would modify my userAgent so that the website wouldn’t be able to detect my browser. I tried: Even though it shows for
Can I programmatically detect whether a CORB error occurred?
I’m looking for a way to programmatically detect (using JavaScript) whether a resource load on my page (over which I have full control) was blocked by Cross-Origin Resource Blocking. For instance, because the response from https://example.com has Content-Type text/html; charset=UTF-8, the following HTML code would trigger a CORB error in Chromium-based browsers: But how can I detect that it occurred?
Detect mouse direction – JavaScript
This is how I detect the mouse direction and it works so good but it works only on Chrome, how I can make this compatible with other browsers (Firefox, Opera and at least ie8+ or ie9+). No jQuery please. Answer Stick with pageX and define oldx in a higher scope, otherwise it’s always zero FIDDLE
detecting a redirect with javascript – how?
Is there any way to detect whether a webpage is going to redirect me to another, knowing its URL? I mean the situation when you type URL in a text field and the script examines it for 3xx redirections. Answer Yes, you can do this quite easily in Javascript. It’d look something like: Unfortunately, this only works on your own