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Feb 8, 2022 · 5 min read · Object in javascript is basically a datastructure consist of key-value pair.If we want to access a element of javascript object we have to access that element using its key eg: let person={ name:"john", lastName:"doe" } //To access lastName doe we s...
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Nov 1, 2021 · 3 min read · In this part we will see the 2nd step to understand data modelling ie what is difference between referencing and embedding documents If you didnt went through part1 have a look at https://thenoobtechie.hashnode.dev/data-modelling-in-mongodbpart1 Em...
Join discussionOct 20, 2021 · 2 min read · In terms of scope: Variable declared with var does not support blockscope so if we have variable inside if-else block that variable will be accessed outside that block On the otherhand variable declared with let/const support blockscope so if we have...
Join discussionAug 24, 2021 · 3 min read · Data modelling is process by which we take unstructured data from real world scenario and model them into structure way in our database For eg : If we want to create a movie app we know that we will have name , actors, reviews, images data which is u...
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