Don’t miss the wave 🏄

Refs:

• https://insights.stackoverflow.com/survey/2020

Useful shortcuts

• Option + Cmd + Spacebar: Open Search in Finder

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TBC…

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Basic

Roughly speaking, it is a function that returns single value from multiple element (arrays and objects)

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Array.prototype.reduce(callback( accumulator, currentValue[, index[, array]] )[, initialValue])

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fa? js does not have sum method for array!?

Javascript does not have Array.prototype.sum() actually but js can calculate with;

• for loop
• for in loop
• forEach loop
• map loop
• reduce loop

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Set up VS Code to debug node.js

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Destructuring nested object

We can destroy not only flat objects but also nested objects 👍

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Remove global npm package

e.g. Remove create-react-app npm package

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⛳ Terminal Command

• pwd: Print Working Directory
• cd ~: Move to home directory
• cd: Move to home directory
• command + k: Clear
• nano <file_name>: Edit with nano
• rm -r <directory_name>: -r is recursive option

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👑 Goal

Set up Cypress with React App

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Git: Merge only specific file

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git checkout <branch_name> -- <file_name>

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Step 1: Add redux-devtools extetion to Chrome

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https://github.com/hoehoetester/restapi

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👑 Goal

Display map with Mapbox

🎓 Agenda

1. Create Mapbox account
2. Go to Mapbox studio
3. Add Dataset
4. Add Style
5. Add map in markup and script

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How to print background images in website

The background images in website are not printed while Background graphics checkbox is unchecked by default.

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