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In this informative and educational video, Manvi Maam explores the topic of Hashmaps in Java programming language. With her clear and concise explanations, Manvi maam takes you through the basics of Hashmaps and demonstrates how to create and use them in your Java projects. Maam covers important concepts such as key-value pairs, hash codes, and bucket sizes, and provides practical examples to help you understand the underlying mechanisms of Hashmaps. Whether you're a beginner or an experienced Java programmer, this video is a must-watch for anyone who wants to learn about Hashmaps in Java. Join Manvi maam as she guides you through the world of Hashmaps and helps you unlock the full potential of Java programming. Access the notes and assignments for this class for free at : https://pwskills.com/course/Cracking-the-Coding-Interview-in-Java---Foundation?source=search 00:00 - Intro. 00:09 - Recap. 00:54 - Today's Checklist. 03:30 - Introduction to HashMaps. 09:25 - Hashmap Hierarchy. 12:23 - Working with Hashmaps. 13:27 - Question: Display Person Age. 37:20 - Features of HashMap. 38:48 - Applications of HashMap. 40:12 - Questions on Haspmap. 41:15 - Most frequent element in an Array. 01:00:43 - Internal Working Of HashMap. 01:04:09 - Hash Function. 01:07:50 - What is Hashing? 01:19:25 - Generally used Hash Functions. 01:26:40 - Collisions & Problems. 02:14:33 - Documentation. 02:16:00 - Open Addressing [ Closed hashing ]. 02:21:05 - Double Hashing. 02:22:00 - Custom HashMap Implementation. 03:16:33 - Conclusion. 03:18:32 - Outro For any Batch Related Queries Please Connect - 7019243492 For batch related Queries - support@pwskills.com 1) Data science Masters 2.0 Hinglish batch : https://pwskills.com/course/Data-Science-masters-2.0?source=course_listing_page English batch : https://pwskills.com/course/Data-Science-Masters-2.0?source=course_listing_page 2) Full Stack Web Development 2.0 Hinglish batch: https://pwskills.com/course/Full-Stack-web-development-2.0?source=course_listing_page English batch: https://pwskills.com/course/Full-Stack-Web-Development-2.0?source=course_listing_page 3) Java with DSA and System Design 2.0 Hinglish batch: https://pwskills.com/course/Java-with-DSA-and-system-design-2.0?source=course_listing_page English batch: https://pwskills.com/course/Java-with-DSA-and-System-Design-2.0?source=course_listing_page Website - https://pwskills.com/ 📌 𝐏𝐇𝐘𝐒𝐈𝐂𝐒 𝐖𝐀𝐋𝐋𝐀𝐇 𝐎𝐓𝐇𝐄𝐑 𝐘𝐎𝐔𝐓𝐔𝐁𝐄 𝐂𝐇𝐀𝐍𝐍𝐄𝐋𝐒 : 🌐 PhysicsWallah -Alakh Pandey: https://youtube.com/@PhysicsWallah 🌐 Alakh Pandey: https://youtube.com/@alakhpandey1414 🌐 JEE Wallah: https://youtube.com/@jee_wallah 🌐 Competition Wallah: https://youtube.com/@PW-NEETWallah 🌐 PW Foundation: https://youtube.com/c/PhysicsWallahFoundation 🌐 NCERT Wallah: https://www.youtube.com/channel/UC8zCnnfhz-dvIpVdZ1CheuA 🌐 Defence Wallah: https://youtube.com/channel/UC8OCoGX9tmMneOzIFUTWq2Q 🌐 PhysicsWallah English: https://youtube.com/@EnglishPW 🌐 PW Vidyapeeth: https://youtube.com/@VidyapeethPW 🌐 Commerce Wallah by PW: https://youtube.com/@commercewallahpw 🌐 CA Wallah bt PW: https://www.youtube.com/channel/UC2amkJX5zDyQJ0mDajAWRSA 🌐 PW Sarkari Exam: https://youtube.com/@PWSarkariExams 🌐 PW - Hindi Medium: https://youtube.com/@physicswallahhindimedium 🌐 PW Bangla: https://youtube.com/@pwbangla 🌐 PW Maharashtra: https://youtube.com/@PWMaharashtra 🌐 PW Telugu: https://youtube.com/@PWTelugu 🌐 PW Kannada: https://youtube.com/@PWKannada 🌐 PW Gujarati: https://youtube.com/@PWGujarati 🌐 PW Facts: https://youtube.com/@pwfacts 🌐 PW Insiders: https://youtube.com/channel/UCHMWQFr9Nwo3wJsAap2Wnfw 🌐 PW Little Champs: https://youtube.com/@pwlittlechamps 🌐 PW Pathshala: https://youtube.com/channel/UCcXUY9NSMyYbkOvUD97CUmA 🌐 Banking Wallah : https://www.youtube.com/channel/UCg5_K50hLTKerLkSE7I1yWQ 🌐 SSC Wallah : https://www.youtube.com/channel/UCcaEVV7A47J4k9GFcqOOYkg 🌐 JEE Challengers by PW : https://www.youtube.com/channel/UCyf71tWV2abeN-l_UKiJ-5g 🌐 UPSC Wallah : https://www.youtube.com/channel/UCqOy6oOu6RPJNHYQ8f_Ybvg 🌐 UPSC Wallah हिन्दी : https://www.youtube.com/channel/UCmrP-DYdZuThp8AO9lnnwNw 🌐 GATE Wallah : https://www.youtube.com/channel/UC9PoSJoftLvEnXT-PtQ5Wtw 🌐 GATE Wallah - EC,EE & CS : https://www.youtube.com/channel/UCuGWIkiNaWjsCqybgxGuxfg 🌐 GATE Wallah - ME, CE & XE : https://www.youtube.com/channel/UCGrrw9x3_B_fItUIBMvqAUw 🌐 GATE English : https://www.youtube.com/channel/UCOsV75fSUr8gnMbhx-Qh3Lg 🌐 College Wallah : https://www.youtube.com/channel/UCDrf0V4fcBr5FlCtKwvpfwA 🌐 PW IIT JAM & CSIR NET : https://www.youtube.com/channel/UCuj28Zll58sztDqLiDhzgtQ 🌐 Teaching Wallah: https://www.youtube.com/channel/UCUzqJZOkCejFoc5eqWWA9Eg 🌐 CUET Wallah: https://www.youtube.com/@cuetwallahpw 📌 For any queries or complaints Visit : https://bit.ly/PW_Queries #Hashmap #Hashing #Rehashing #CollegeWallah #PhysicsWallah #JAVA #DSA #PWSkills
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