Design a Moving Average Class for Data Stream

  • 时间：2020-10-07 14:38:56
  • 分类：网络文摘
  • 阅读：88 次
Given a stream of integers and a window size, calculate the moving average of all integers in the sliding window. Example: 1 2 3 4 5 MovingAverage m = new MovingAverage(3); m.next(1) = 1 m.next(10) = (1 + 10&#... ...

What are Big4 Tech Companies looking for in the technical interv

  • 时间：2020-10-07 14:38:56
  • 分类：网络文摘
  • 阅读：90 次
Big4 refers to Google, Amazon, Facebook and Microsoft. They are the top internet/software companies that most Software Engineers dream for. The technical interviews consist of Big4 are quite similar: mostly a phone screening and if successf... ...

ReactiveX/RxJava Tutorial: Compute the Fibonacci Numbers using R

  • 时间：2020-10-07 14:38:56
  • 分类：网络文摘
  • 阅读：106 次
RxJava (https://github.com/ReactiveX/RxJava) is the Reactive Extension for Java Virtual Machine (JVM). It allows you to develop asynchronous code in the reactive manner. If you come from imperative or OOP, it might take you a while to get u... ...

Greedy Algorithm to Find the Lexicographically Smallest Sequence

  • 时间：2020-10-07 14:38:56
  • 分类：网络文摘
  • 阅读：87 次
Given a sequence of n integers arr, determine the lexicographically smallest sequence which may be obtained from it after performing at most k element swaps, each involving a pair of consecutive elements in the sequence. Note: A list x is ... ...

Personal Cloud Options to Backup Data and Photos

  • 时间：2020-10-07 14:38:56
  • 分类：网络文摘
  • 阅读：120 次
With the advancement of technology, the harddisk capacity is getting bigger and bigger, so is our data. We have important data, and photos, vidoes, which should be regularly backup. Backup to the Cloud is one of the best hassle-free options... ...

How to Modify the Git Commit Messages After Your Push Your Branc

  • 时间：2020-10-07 14:38:56
  • 分类：网络文摘
  • 阅读：92 次
Git is a popular and widely used version control system. If you stage your local changes and commit it to local branch, you can change the commit message by: 1 git commit --amend "new message" git commit --amend "new message" If... ...

Algorithm to Compute the Revenue Milestones

  • 时间：2020-10-07 14:38:56
  • 分类：网络文摘
  • 阅读：90 次
Revenue Milestones X keeps track of the revenue X makes every day, and X wants to know on what days X hits certain revenue milestones. Given an array of the revenue on each day, and an array of milestones X wants to reach, return an array ... ...

String/Object in Array Testing in Java – using Arrays.asLi

  • 时间：2020-10-07 14:38:56
  • 分类：网络文摘
  • 阅读：104 次
This tutorial presents three ways of testing if a given element (integer, doubles, objects, strings) is in a given Array using Java programming language. Java Java’s Naive Implementation of Element (String) In Array Tests using Generi... ...

A Math Problem: How old is everybody in the Family?

  • 时间：2020-10-07 14:38:56
  • 分类：网络文摘
  • 阅读：113 次
A Math Problem: Family’s Age This year, sum of the family ‘s age is 100. There are Dad, Mum, Brother, and Sister in the family. And we know: Brother is 8 years younger than Sister. Mum is 2 years younger than Dad. 10 Years ago,... ...

Coding Interview Tips for Software Engineers

  • 时间：2020-10-07 14:34:56
  • 分类：网络文摘
  • 阅读：101 次
Coding Exercises Practice do make a huge difference! Make sure you’re prepared for your interview by practicing coding exercises in different categories. laptop-coding-with-css Coding Interview Tips and Guidance Make sure you understa... ...