Build a Robinhood-Style Android App to Track COVID-19 Cases - Kotlin Tutorial

freeCodeCamp.org • November 2, 2021

freeCodeCamp.org

About

Learn math, programming, and computer science for free. A 501(c)(3) tax-exempt charity. We also run a free learning interactive platform at freecodecamp.org

Build a Robinhood-Style Android App to Track COVID-19 Cases - Kotlin Tutorial

freeCodeCamp.org

About

Latest Posts

The "AI is going to replace devs" hype is over – 22-year dev veteran Jason Lengstorf [Podcast #201]

From RNNs to Transformers: The Complete Neural Machine Translation Journey

Type coercion in JavaScript can get a little wild...

How to build your own learning path using Open Source with Kunal Kushwaha [Podcast #200]

You May Also Like

Essential Android App Dev Kit

USB C Cable 6ft Type C Charger Cable 3.1A Fast Charging Nylon Braided USB A to USB C Charge Cord for Samsung Galaxy S25 S24 S23 S22 S21 S20 A12 A13 A14 A15 A16 A32 A53 5G Android Phone Tablet PS5 LG

45W Super Fast Charger USBC Charger, 2Pack 10FT Samsung Charger Fast Charging Cord Cable&amp; Samsung Type C Charger Block for Galaxy S25 S24 S23 S22 S21 Ultra/Plus, Tab S10 S9 S8 S7,iPad,Android Phone

Wireless Charger for Samsung - NANAMI 3 in 1 Charging Station for Multiple Devices,Fast Charger Stand Dock for Galaxy S25 S24 S23 Ultra S22 S21 S20 Z Flip Fold,Galaxy Watch 5/5 Pro/4/3,Galaxy Buds Pro

INIU 45W Power Bank, Ultra Small 10000mAh Portable Charger, USB C in&amp;Out Fast Charging Battery Pack, Travel External Phone Powerbank Compatible with iPhone 16 15 Samsung S25 S24 Google Pixel iPad etc

Car Carplay Woven Cable for iPhone 16 15 3.3FT USB A to USB C 3.2 Gen 2 Carplay Adapter Wire for iPhone 16 15 Pro Max, iPad Pro/Air, Samsung Galaxy S25/S24/S23/S22/S21 Google Pixel, Car Charger Cable

Google Pixel Buds Pro 2 - Noise Canceling Earbuds - Up to 31 Hour Battery Life with Charging Case - Bluetooth Headphones - Compatible with Android - Hazel

Dell P2725H 27&quot; Full HD 1920 x 1080 Monitor - 1 Year Warranty, Computer Monitor Screen Bundle with Power Cable + USB 3.0 Upstream Cable + Display Port Cable + HDMI Cable + Microfiber Cloth Included

Dell P2425H Computer Monitor Screen 24&quot; 16:9 IPS Display 100Hz w/Stand - 1 Year Warranty, Full HD, 1920 x 1080 with Power Cord + DisplayPort Cable + HDMI Cable + USB 3.0 Cable + Microfiber Cloth

DCNETWORK iPhone 4s Cable USB Sync and Charging Cable for iPhone 4 4s 3G 3GS iPad 1 2 3 iPod Touch Nano 30 Pin Charger Cord Dock Adapter Data 3.3 Feet (White)

Mini MP3 Player, Portable Digital Music Media Player, Mini MP3 with Back Clip, Player with Earphone and USB Cable, Up to 5H Playing Time, Support Memory Card (Black)

Proof Ball: AI-Powered Fish Measuring Tool – Accurate, Portable, Easy-to-Use Fishing Accessory with Free Fishtechy App for iOS &amp; Android

Air Tracker Tags-4 Pack: Smart Bluetooth Tracker, Item Finder Works with Apple Find My (iOS Only) App, Trakcer Tag Locator for Keys, Luggage, Satchel, Backpack etc. (Not for Android Devices)

SmallRig ZV-E1 Camera Baseplate for Sony ZV-E1, Built-in Cold Shoe Mount and QR Plate (for Arca) Quick Switch Between Tripod and Stabilizer for DJI RS 2 / RSC 2 / RS 3 / RS 3 Pro - 4314

Air Tracker Tags-4 Pack: Smart Bluetooth Tracker, Item Finder Works with Apple Find My (iOS Only) App, Trakcer Tag Locator for Keys, Luggage, Satchel, Backpack etc. (Not for Android Devices)

Proof Ball: AI-Powered Fish Measuring Tool – Accurate, Portable, Easy-to-Use Fishing Accessory with Free Fishtechy App for iOS &amp; Android

Loading...

45W Super Fast Charger USBC Charger, 2Pack 10FT Samsung Charger Fast Charging Cord Cable& Samsung Type C Charger Block for Galaxy S25 S24 S23 S22 S21 Ultra/Plus, Tab S10 S9 S8 S7,iPad,Android Phone

INIU 45W Power Bank, Ultra Small 10000mAh Portable Charger, USB C in&Out Fast Charging Battery Pack, Travel External Phone Powerbank Compatible with iPhone 16 15 Samsung S25 S24 Google Pixel iPad etc

Dell P2725H 27" Full HD 1920 x 1080 Monitor - 1 Year Warranty, Computer Monitor Screen Bundle with Power Cable + USB 3.0 Upstream Cable + Display Port Cable + HDMI Cable + Microfiber Cloth Included

Dell P2425H Computer Monitor Screen 24" 16:9 IPS Display 100Hz w/Stand - 1 Year Warranty, Full HD, 1920 x 1080 with Power Cord + DisplayPort Cable + HDMI Cable + USB 3.0 Cable + Microfiber Cloth

Proof Ball: AI-Powered Fish Measuring Tool – Accurate, Portable, Easy-to-Use Fishing Accessory with Free Fishtechy App for iOS & Android

Proof Ball: AI-Powered Fish Measuring Tool – Accurate, Portable, Easy-to-Use Fishing Accessory with Free Fishtechy App for iOS & Android