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// Add this code snippet to your settings.json file:

"emmet.includeLanguages": {
        "javascript": "javascriptreact"
      },
      "emmet.triggerExpansionOnTab": true

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// I used Datagrip in my crash course, but you can use the mongodb shell and you'll ge tthe same results.

//Friday, 18th June, 2021
//mongoDB basic commands and queries

//To show all databases
show dbs

//To switch(choose) a database
use sampleDatabase

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Setup:

$ mongo
> use pubsub
> db.createCollection('messages', { capped: true, size: 100000 })
> db.messages.insert({})

$ npm install mongodb

Register:

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// Procedure

**Stop the container(s) using the following command:

docker-compose down

**Delete all containers using the following command:

docker rm -f $(docker ps -a -q)

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# Program to display the Fibonacci sequence up to n-th term

nterms = int(input("How many terms? "))

# first two terms
n1, n2 = 0, 1
count = 0

# check if the number of terms is valid
if nterms <= 0:

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for fizzbuzz in range(51):
    if fizzbuzz % 3 == 0 and fizzbuzz % 5 == 0:
        print("fizzbuzz")
        continue
    elif fizzbuzz % 3 == 0:
        print("fizz")
        continue
    elif fizzbuzz % 5 == 0:
        print("buzz")
        continue

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First, delete package-lock.json and node modules
Second, run the command : npm cache clean --force
Next, run the command : npm install
Finally, you should be able to run your react server : npm start

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Overview of nano's shortcuts      
The editor's keystrokes and their functions         

File handling
Ctrl+S   	Save current file
Ctrl+O	Offer to write file ("Save as")
Ctrl+R	Insert a file into current one
Ctrl+X	Close buffer, exit from nano

Editing

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set tabsize 4
set tabstospaces
set autoindent
set trimblanks
set linenumbers
set constantshow
set titlecolor white,green
set keycolor cyan
set functioncolor cyan
set numbercolor yellow

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# Get editor completions based on the config schema
"$schema" = 'https://starship.rs/config-schema.json'

# Inserts a blank line between shell prompts
add_newline = true

# Replace the '❯' symbol in the prompt with '➜'
[character] # The name of the module we are configuring is 'character'
success_symbol = '[➜](bold green)' # The 'success_symbol' segment is being set to '➜' with the color 'bold green'
error_symbol = "[✖](bold red) "