Set and HashSet in Java - Full Tutorial
Coding with John
@codingwithjohnAbout
Hi, I'm John! I'm a Lead Java Software Engineer and I've been in the programming industry for more than a decade. I love sharing what I've learned over the years in a way that's understandable for all levels of Java learners. Learn or improve your Java by watching it being coded live!
Video Description
Full tutorial on Sets and HashSets in Java! Thanks to Mailgun for sponsoring this video! Go to https://mailgun.com/john to try Mailgun today. ☕ Complete Java course: https://codingwithjohn.thinkific.com/courses/java-for-beginners What exactly are Sets and HashSets in Java? How are they different? How do you use them, and how are they different from Lists and ArrayLists? We'll learn all about Sets and HashSets (and other types of sets like TreeSets and LinkedHashSets) in this video. Learn or improve your Java by watching it being coded live! Hi, I'm John! I'm a Lead Java Software Engineer and I've been in the programming industry for more than a decade. I love sharing what I've learned over the years in a way that's understandable for all levels of Java learners. Let me know what else you'd like to see! Links to any stuff in this description are affiliate links, so if you buy a product through those links I may earn a small commission. 📕 THE best book to learn Java, Effective Java by Joshua Bloch https://amzn.to/36AfdUu 📕 One of my favorite programming books, Clean Code by Robert Martin https://amzn.to/3GTPVhf 🎧 Or get the audio version of Clean Code for FREE here with an Audible free trial http://www.audibletrial.com/johncleancode 🖥️Standing desk brand I use for recording (get a code for $30 off through this link!) https://bit.ly/3QPNGko 📹Camera I use for recording: https://amzn.to/3wlXcmR 🎙️Microphone I use (classy, I know): https://amzn.to/3AYGdbz Donate with PayPal (Thank you so much!) https://www.paypal.com/donate/?hosted_button_id=3VWCJJRHP4WL2 ☕Complete Java course: https://codingwithjohn.thinkific.com/courses/java-for-beginners https://codingwithjohn.com
PC Gaming Setup Essentials
AI-recommended products based on this video

Skytech Archangel Gaming PC Desktop – AMD Ryzen 5 3600 3.6 GHz, NVIDIA RTX 3060, 1TB NVME SSD, 16GB DDR4 RAM 3200, 600W Gold PSU, 11AC Wi-Fi, Windows 11 Home 64-bit

Corsair Vengeance LPX 32GB (2 X 16GB) DDR4 3200 (PC4-25600) C16 1.35V Desktop Memory - Black

Samsung 990 EVO Plus - 4TB PCIe Gen4. X4, Gen5. X2 NVMe 2.0 - M.2 Internal SSD, Speed Up to 7,250 MBs, Upgrade Storage for PC-Laptops, HMB Technology and Intelligent Turbowrite (MZ-V9S4T0B/AM)
![SAMSUNG EVO Select Micro SD-Memory-Card + Adapter, 128GB microSDXC 160MB/s Full HD & 4K UHD, UHS-I, U3, A2, V30, for Android Smartphones, Tablets, Nintendo-Switch (MB-ME128SA/AM) [Canada Version]](https://m.media-amazon.com/images/I/71lzXt4djxL._AC_UY654_FMwebp_QL65_.jpg)
SAMSUNG EVO Select Micro SD-Memory-Card + Adapter, 128GB microSDXC 160MB/s Full HD & 4K UHD, UHS-I, U3, A2, V30, for Android Smartphones, Tablets, Nintendo-Switch (MB-ME128SA/AM) [Canada Version]
![Samsung EVO Select Micro SD Memory Card + Adapter, 256GB microSDXC 160MB/s Full HD & 4K UHD, UHS-I, U3, A2, V30, for Android Smartphones, Tablets, Nintendo-Switch (MB-ME256SA/AM) [Canada Version]](https://m.media-amazon.com/images/I/71gQWJ9ufdL._AC_UL960_FMwebp_QL65_.jpg)
Samsung EVO Select Micro SD Memory Card + Adapter, 256GB microSDXC 160MB/s Full HD & 4K UHD, UHS-I, U3, A2, V30, for Android Smartphones, Tablets, Nintendo-Switch (MB-ME256SA/AM) [Canada Version]
![SAMSUNG 870 EVO SATA SSD 500GB 2.5” Internal Solid State Drive, Upgrade PC or Laptop Memory and Storage for IT Pros, Creators, Everyday Users, MZ-77E500B/AM [Canada Version]](https://m.media-amazon.com/images/I/911ujeCkGfL._AC_UL960_FMwebp_QL65_.jpg)
SAMSUNG 870 EVO SATA SSD 500GB 2.5” Internal Solid State Drive, Upgrade PC or Laptop Memory and Storage for IT Pros, Creators, Everyday Users, MZ-77E500B/AM [Canada Version]

2PCS 95mm 7PIN T129215SU FDC10U12S9-C 12V 0.5A RTX3070 3060Ti Graphic Card Cooler Fan for ASUS GeForce RTX 3060 Ti 3070 Dual OC Fan

87MM FDC10U12S9-C for Cooling Fan for ASUS for GeForce RTX 2080 2070 2060 Dual for Advanced OC for Gaming Graphics Card Cooler(Black B-Fan)

Asus Prime GeForce RTX 5080 16GB GDDR7 Prime-RTX5080-16G Pci-Express 5.0 Dlss 4.0 Graphics Card Gaming

The SFF-Ready ASUS Prime GeForce RTX™ 5070 12GB GDDR7 White OC Edition Graphics Card (PCIe® 5.0, 12GB GDDR7, HDMI®/DP 2.1, 2.5-Slot, Axial-tech Fans, Dual BIOS)

Corsair RM1000e Fully Modular Low-Noise ATX Power Supply - Dual EPS12V Connectors - 105°C-Rated Capacitors - 80 Plus Gold Efficiency - Modern Standby Support - Black

Corsair RM1200x Shift Fully Modular ATX Power Supply - Modular Side Interface - ATX 3.1 & PCIe 5.1 Compliant - Zero RPM Fan Mode - 105°C-Rated Capacitors - 80 Plus Gold Efficiency - Black, 1200W

CORSAIR iCUE Link XD5 RGB Elite LCD Pump-Reservoir Unit - D5 PWM Pump - 480x480 IPS LCD Screen - 22 Addressable RGB LEDs - 440ml Nylon Reservoir - White

CORSAIR iCUE Link XC7 RGB Elite CPU Water Block - Transparent Flow Chamber - 24 RGB LEDs - Fits Intel® LGA 1700, AMD® AM5 and Older - White

CORSAIR Hydro X Series iCUE Link XH405i Custom Cooling Kit – Hardline Water Cooling Loop – XC7 Elite CPU Water Block – XD5 Elite D5 Pump Res – XR5 360mm Radiator – 3X QX120 RGB Fans

CORSAIR iCUE Link XD5 RGB Elite LCD Pump-Reservoir Unit - D5 PWM Pump - 480x480 IPS LCD Screen - 22 Addressable RGB LEDs - 440ml Nylon Reservoir - White

CORSAIR iCUE Link XC7 RGB Elite CPU Water Block - Transparent Flow Chamber - 24 RGB LEDs - Fits Intel® LGA 1700, AMD® AM5 and Older - White

CORSAIR Hydro X Series iCUE Link XH405i Custom Cooling Kit – Hardline Water Cooling Loop – XC7 Elite CPU Water Block – XD5 Elite D5 Pump Res – XR5 360mm Radiator – 3X QX120 RGB Fans

Logitech G203 Wired Gaming Mouse, 8,000 DPI, Rainbow Optical Effect LIGHTSYNC RGB, 6 Programmable Buttons, On-Board Memory, Screen Mapping, PC/Mac Computer and Laptop Compatible - Black

STGAubron Gaming PC Desktop, Intel Core i7 up to 3.9G, GeForce GTX 1660 Super 6G GDDR6, 32G RAM, 1T SSD, WiFi, BT 5.0, RGB Fan x 6, Windows 10 Home

HP Stream 14-Inch Laptop, Intel Celeron N4000, 4 GB RAM, 64 GB eMMC, Windows 10 Home in S Mode (14-cb159nr, Jet Black)


















