npx installation and reinstall nodemon

app.js

@@ -3,4 +3,4 @@ const _ = require('lodash')
 const items = [1, [2, [3, [4, 5], 6]]]
 const newItems = _.flattenDeep(items) // to get a single array from the nested array
 console.log(newItems)
-console.log('hello world')
+console.log('hello world!')

npm-info.txt

@@ -21,4 +21,10 @@ npm init -y (everything default)
 
 How to uninstall a package
 1) npm uninstall packageName
-2) delete node_modules and package-lock.json and the dependency from package.json and then run 'npm install' to reinstall other dependencies
+2) delete node_modules and package-lock.json and the dependency from package.json and then run 'npm install' to reinstall other dependencies
+
+
+
+npx enables us to use local dependencies as global
+npm install -g npx
+to run the app as global: npx packageName app.js

package.json

@@ -11,6 +11,7 @@
   "author": "",
   "license": "ISC",
   "dependencies": {
-    "lodash": "^4.17.21"
+    "lodash": "^4.17.21",
+    "nodemon": "^3.0.1"
   }
 }