how to find git ignore files ? code example

Example 1: how to use gitignore to ignore a folder

You can ignore entire directories, just by including their paths and putting a / on the end:

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node_modules/
logs/

Example 2: how to git ignore a file

git config --global core.excludesfile ~/.gitignore_global

Example 3: git ignore content of a folder

# exclude everything
somefolder/*

# exception to the rule
!somefolder/.gitkeep