Exclude Angular's all unnecessary files and folder form vscode :)

Angular-vscode-exclude.json

		"files.exclude": {
			"**/.git": true,
			"**/.svn": true,
			"**/.hg": true,
			"**/CVS": true,
			"**/.DS_Store": true,

			// root level folder exclue
			"node_modules": true,
			".vscode": true,
			"e2e": true,


			// root level file exclude 
			"**/.editorconfig": true,
			"**/.angular-cli.json": true,
			"**/.gitignore": true,
			"**/karma.conf.js": true,
			"**/package-lock.json": true,
			"**/package.json": true,
			"**/protractor.conf.js": true,
			"**/tsconfig.json": true,
			"**/tslint.json": true,
			"**/README.md": true,

			// exclude from sorce folder
			"**/src/favicon.ico": true,
			"**/src/main.ts": true,
			"**/src/polyfills.ts": true,
			"**/src/test.ts": true,
			"**/src/tsconfig.app.json": true,
			"**/src/tsconfig.spec.json": true,
			"**/src/typings.d.ts": true,
			"**/src/environments": true,

			// exclude from any folder
			"**/*.spec.ts": true,
		}

To Hide all Unnecessary files/folder

Open .gitignore Find # IDEs and editors And Add .vscode in a new line
Go to File > Preference > Settings
Click on WORKSPACE SETTINGS
And Within settings Object Paste This code.