Java Map and HashMap Tutorial (Java Collections) | Key-Value Pair Entry #10.3

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Explore what is Map Interface and its implementation such as HashMap to store Entry in KEY-VALUE Pair objects. Also, in this section explore List, ArrayList, Set, HashSet, and TreeSet.

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thank u for this whole series. May God bless you for the value you generously share

LoweHenry

Thanks a lot. You literally saved me hours of research. You explained the concept very well in 5 minutes only. Thank you. Your help is really appreciated.

tanzeelzahra

Fantastic. Simple and clear explanation.

Vinodmhetre

Literally sped through a week of assignments and research thanks to this you're a life saver!!.

azariasphynx

Thanks for the video. Is there a way to get the key without iterating? Thanks in advance.

quieromicubita

Can you update the link in the description? For 7000+ courses

evgeniyevgeniy

Thanks a lot! You explained it really well!

sturanovicms

sir it is necessary that both key and value are of same data type

manasvisharma

can anyone explain in detail about hashmap for loop i am unable to undersatnd..

prudhvikumar

Can u upload video Explanation for what is collection and types of interfaces are inside the collection and what is the use of collection ?

boominathanarumugam

and than how to get value and key by index without looping?

khaerulfikri

Hey sir, I have heard your voice in one of the courses of internshala (Online training of Core Java) 😁

anishakumari

Bro then why it is called hashmap? Why hashmap uses hashcode() and equals()?

erlanbulanbekov

Thanks a lot. You literally saved me hours of research. You explained the concept very well in 5 minutes only. Thank you. Your help is really appreciated.

nailtagiyev

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