WaiChunLeetCode Running-Sum-Of-1D-ArrayGiven an array nums. We define a running sum of an array as runningSum[i] = sum(nums[0]…nums[i]).Mar 18, 2021Mar 18, 2021
WaiChunLeetCode Longest Common Prefix JavaWrite a function to find the longest common prefix string amongst an array of strings.Mar 7, 2021Mar 7, 2021
WaiChunLeetCode Two Sum JavaGiven an array of integers nums and an integer target, return indices of the two numbers such that they add up to target.Mar 6, 2021Mar 6, 2021
WaiChunOperate And Manage A Relational Database On The CloudUnderstand the basic concepts of RDS, the benefits of using it compared to a conventional database solution and the key features of our…Jun 19, 2020Jun 19, 2020
WaiChunWhat and Why RESTFULBefore talk about RESTFUL, we have to understand what is REST.Jun 15, 2020Jun 15, 2020
WaiChunHow Ant Financial acquire stake in local digital walletThe China based payments company Ant Financial, which belong to AliPay had start to acquire digital wallet in South East Asia by joint…May 27, 2020May 27, 2020
WaiChunSummary of VO, DTO, DO, BO …In system architecture, each level have their own define object type. Here will briefly explain each of the level object using the most…May 25, 2020May 25, 2020
