Data structures and algorithms
Target Sum
Target Sum: You are given an integer array nums and an integer target.
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Data structures and algorithms
Counting Bits
Counting Bits: Given an integer n, return an array ans of length n + 1 such that for each i (0 <= i <= n), ans[i] is the number of 1's in the binary representation of i.
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System design
Facebook Memcached
Facebook Memcached: Let’s take a look on the natural evolution of a system and we will introduce the Memcached which is a well known, simple, in memory caching solution developed by Facebook.
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System design
Google Spanner Design
Google Spanner Design: Spanner is a distributed database system that allows for transactions to be run over widely separated data, meaning data that may be scattered across the internet and different data centers.
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System design
Amazon Aurora
Amazon Aurora: We will investigate Amazon Aurora a high-performance and reliable database service offered by Amazon.
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System design fundamentals
Partitioning
Partitioning Sharding is a technique used to improve the scalability and performance of databases by dividing the data into smaller partitions, or shards.
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After investing countless hours in courses, books, and guides, as well as honing my skills on LeetCode, we came to the realization that interview preparation can be an incredibly time-consuming process, not to mention the stress of actually passing the interviews.
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