How to close the split window

How can I change connected my git account information?

I modified the contents of the file. But when I run it, I get the previous result.

Can I keep track of certain variables when debugging?

Can't use a math.h in C/C++ project

"Directory not found" error

"Could not find or load main" message, how do I fix it?

Error: listen EADDRINUSE: address already in use :::3000

How can I open a preview?

How do I copy/paste from the terminal?

I want to see my previous working history

How do I resolve the 'connection refused' error?

How do I fix an 'unindent does not match any outer indentation level' error?

How do I open a file from goorm terminal?

I want to create a server program and access it from outside, what should I do?

closed by remote host