How to Find out the Most Frequent Subtree Sum using Depth First

  • 时间：2020-09-25 11:32:47
  • 分类：网络文摘
  • 阅读：95 次
Given the root of a tree, you are asked to find the most frequent subtree sum. The subtree sum of a node is defined as the sum of all the node values formed by the subtree rooted at that node (including the node itself). So what is the mos... ...

The Lazy Singleton Design Pattern in Java

  • 时间：2020-09-25 11:32:47
  • 分类：网络文摘
  • 阅读：86 次
The Singleton design is one of the must-known design pattern if you prepare for your technical interviews (Big IT companies have design questions apart from coding questions). The Singleton Pattern allow one class to have only one instance ... ...

How to Find the Closest Sum of Three in an Array using Two Point

  • 时间：2020-09-25 11:32:47
  • 分类：网络文摘
  • 阅读：102 次
Given an array nums of n integers and an integer target, find three integers in nums such that the sum is closest to target. Return the sum of the three integers. You may assume that each input would have exactly one solution. Example: Give... ...

How to For-Loop and do Math/Arithmetic Operations in Windows/NT

  • 时间：2020-09-25 11:32:47
  • 分类：网络文摘
  • 阅读：100 次
The FizzBuzz is a good example to start learning a programming language – which contains the exercise of using a loop (either for-loop or a while-loop), Arithmetic operations (modulus), using a if-else condition, and finally printing ... ...

5 Promising Tools to Help Boost Your Online Startup

  • 时间：2020-09-25 11:15:16
  • 分类：网络文摘
  • 阅读：116 次
As an entrepreneur, one of your biggest concerns is to find a way hack the growth of your startup and reap its immediate rewards. Given that building an online business generally requires time and a lot of patience, it is your responsibilit... ...

How a Business Owner Builds Relationships With Influential Blogg

  • 时间：2020-09-25 11:15:16
  • 分类：网络文摘
  • 阅读：100 次
For brick-and-mortar retailers, gaining traction online can seem like a challenging, even all but impossible, task. It’s difficult to maintain a strong in-store experience while simultaneously dedicating enough time to online marketing and ... ...

7 Habits of Highly Productive Bloggers

  • 时间：2020-09-25 11:15:16
  • 分类：网络文摘
  • 阅读：102 次
Most bloggers are typically able to manage the ins and outs of their business efficiently. When the daily grind gets rough, however, you are often forced to take a second look at both the quality and the quantity of your workload to adjust ... ...

Win the “Integral” WordPress Theme from Themely

  • 时间：2020-09-25 11:15:16
  • 分类：网络文摘
  • 阅读：105 次
Are you using a free WordPress theme? Have you been wanting a premium theme but couldn’t afford one? If you didn’t win our last giveaway, here’s another chance. Allow us to help you this week, thanks to Themely, a new kid on the WordPress t... ...

5 Things Beginning Bloggers Struggle With the Most

  • 时间：2020-09-25 11:15:16
  • 分类：网络文摘
  • 阅读：108 次
Ever since Justin Hall launched the first blog in 1994 with links.net, blogging has redefined the way people publish and share the written word. Now, Huffington Post is the most popular blog on the Internet with roughly 110 million unique v... ...

Online Multiplayer Game Goes Viral By Reinventing A Classic

  • 时间：2020-09-25 11:15:16
  • 分类：网络文摘
  • 阅读：114 次
Snake is a classic game that many remember playing at one point in their life. The concept is easy. Carefully maneuver the snake around the screen while gobbling up randomly appearing dots. As the snake consumes more dots, it grows longer, ... ...