The Unique Permutations Algorithm with Duplicate Elements

  • Time：2020-09-17 14:26:24
  • Class：Weblog
  • Read：28
Given a collection of numbers that might contain duplicates, return all possible unique permutations. Example: Input: [1,1,2] Output: 1 2 3 4 5 [   [1,1,2],   [1,2,1],   [2,1,1] ] [ [1,1,... ...

How to Design a Design Bounded Blocking Queue in Python using Th

  • Time：2020-09-17 14:26:24
  • Class：Weblog
  • Read：24
python Implement a thread safe bounded blocking queue that has the following methods: BoundedBlockingQueue(int capacity) The constructor initializes the queue with a maximum capacity. void enqueue(int element) Adds an element to the front... ...

The Concurrent Programming Language: Cind

  • Time：2020-09-17 14:26:24
  • Class：Weblog
  • Read：36
What is concurrent programming and and why does it matter? There are many definition of concurrent programming, but basically concurrent programming is the name of programming few threads that works simultaneously on the same memory. Today’... ...

How to Clone an Array in Javascript?

  • Time：2020-09-17 14:26:24
  • Class：Weblog
  • Read：33
In Javascript, the arrays are passed by reference, and sometimes we want to clone an array. We cannot use the simple = operator as the reference is assigned. 1 2 3 4 var arr = [1, 2, 3]; var newArray = arr; // true, as they both ... ...

Return the Path that Sum up to Target using DFS or BFS Algorithm

  • Time：2020-09-17 14:26:24
  • Class：Weblog
  • Read：25
Given a binary tree and a sum, find all root-to-leaf paths where each path’s sum equals the given sum. Note: A leaf is a node with no children. Example: Given the below binary tree and sum = 22, 5 / \ 4 8 / /... ...

Introduction to Microbit and Javascript/Typescript Programming

  • Time：2020-09-17 14:26:24
  • Class：Weblog
  • Read：30
Pre-requisites The Microbit project can be created in browser: https://makecode.microbit.org Alternatively, you could download the Microbit App from https://microbit.org/code/ The microbit is currently supported on Windows, Android and iOS.... ...

6 Tips to Get Started With Selling on Your Blog

  • Time：2020-09-17 14:22:09
  • Class：Weblog
  • Read：32
Are you a successful blogger looking for ways to monetize your web traffic? If you do not see the results you want from display ads, affiliate marketing, or influencer opportunities, then you may want to consider selling goods or services o... ...

The Emoji Evolution: How Your Brand Can Use Emojis

  • Time：2020-09-17 14:22:09
  • Class：Weblog
  • Read：37
Emojis – where would be without them? Some interactions just wouldn’t be the same without the addition of an expressive face (or wine glass depending on the day of the week), and it’s not just the public who have taken to emojis enthusiasti... ...

How to Turn Your Withering Blog Posts into Fully-Fledged Plants

  • Time：2020-09-17 14:22:09
  • Class：Weblog
  • Read：40
The problem that most bloggers suffer from is leaving their old blog posts to dry. Think of your blog posts as seeds you’ve planted in your backyard. You used the right soil to tuck them in, exposed them with the right amount of sunlight, a... ...

Boost Your SERP Rankings with Better Marketing Automation

  • Time：2020-09-17 14:22:09
  • Class：Weblog
  • Read：30
Email marketing and SEO campaigns are often thought of as two separate modalities, but the practices are far more intertwined than you might realize. In August of 2015, Google received a patent which the company initially applied for in 201... ...