Hi, I'm Evelyn and this is the personal website I use as a notepad.
I like to code and I'm always doing something related to that. I post some of the things I have learned in the process to cement some ideas in my head.
If you want to reach me, feel free to
contact me here.
Given a string s, find the first non-repeating character in it and return its index. If it does not exist, return -1.
Brute force
Input: s = “lee...
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3 min read
Original from this source
As SREs, we work with large-scale, complex, distributed systems. We constantly enhance our services with new features an...
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2 min read
Static Function/Variables in a class
Long time ago, I found a really nice example to understand it and I’m writing this post to document it. It to...
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4 min read
Kadane’s Algorithm is used to obtain the maximum subarray sum, as seen in the Leetcode 53. Maximum Subarray:
Given an integer array nums, find ...
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3 min read
JOIN vs. RIGHT JOIN vs. LEFT JOIN
Extracted from this source
(INNER) JOIN: Returns records that have matching values in both tables
...
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1 min read
