The MySQL If and Case Statement Exercise: How to Swap Elements i

  • 时间：2020-09-23 15:50:46
  • 分类：网络文摘
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Given a table salary, such as the one below, that has m=male and f=female values. Swap all f and m values (i.e., change all f values to m and vice versa) with a single update statement and no intermediate temp table. Note that you must wri... ...

How to Design a Two-Sum Data Structure?

  • 时间：2020-09-23 15:50:46
  • 分类：网络文摘
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Design and implement a TwoSum class. It should support the following operations: add and find. add – Add the number to an internal data structure. find – Find if there exists any pair of numbers which sum is equal to the value... ...

How to Design a Snake Game?

  • 时间：2020-09-23 15:50:46
  • 分类：网络文摘
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Design a Snake game that is played on a device with screen size = width x height. Play the game online if you are not familiar with the game. The snake is initially positioned at the top left corner (0,0) with length = 1 unit. You are give... ...

The Maximum Average Subtree of a Binary Tree

  • 时间：2020-09-23 15:50:46
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Given the root of a binary tree, find the maximum average value of any subtree of that tree. (A subtree of a tree is any node of that tree plus all its descendants. The average value of a tree is the sum of its values, divided by the numbe... ...

5 Types of Stories You Can Tell About Your Business

  • 时间：2020-09-23 15:45:31
  • 分类：网络文摘
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Content is becoming increasingly relevant and influential for modern businesses. Content marketing, as a central strategy relevant to marketing efforts like branding, SEO, PR, and social media marketing, is an inexpensive, long-term way to ... ...

The Life Of A Million-Dollar Blogger

  • 时间：2020-09-23 15:45:31
  • 分类：网络文摘
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There are many bloggers out there, but very few can say they have earned millions by being a blogger alone. Johnny Ward, the “million dollar blogger” is part of the elite few that is enjoying a lucrative living from his website. The 29-year... ...

How To Jazz Up That Boring Business Blog

  • 时间：2020-09-23 15:45:31
  • 分类：网络文摘
  • 阅读：83 次
Every successful blog needs to be able to snag the reader’s attention from the very first moment. However, it can be difficult if the subject matter isn’t exactly the most exciting topic in the world. But, it is possible. First of all, the ... ...

Back to Basics: Blogging and Copyright Infringement

  • 时间：2020-09-23 15:45:31
  • 分类：网络文摘
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Anyone who works with content has to take into copyright into consideration. Bloggers, content creators, copywriters, and content marketers all have to refer to and use the work of others. That is all part of the job, and in itself, there i... ...

Blogger Sentenced To Two Years In Prison After Insulting Preside

  • 时间：2020-09-23 15:45:31
  • 分类：网络文摘
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One Algerian blogger has been sentenced to prison time after being found guilty for insulting Algerian president Abdelaziz Bouteflika. Mohamad Tamalt lives in London, but was arrested during a June Visit to Algiers. He was charged with “of... ...

4 Tech Trends You Need To Get Prepared For

  • 时间：2020-09-23 15:45:31
  • 分类：网络文摘
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Last year brought tons of innovative tech trends that changed the business of blogging, content and social marketing. From 5G connectivity to smarter smartphones, it is important to be prepared for these trends to stay on top of your game. ... ...