Tag：data structure
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Time：2021-10-27
Lock screen interview questions will be brushed every day, and the interview questions will be updated every working day. The lock screen interview question app and applet are now online. The official website address is:https://www.demosoftware.cc/#…。 It has included all the contents of the interview questions updated every day, as well as the features of unlocking […]
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Time：2021-10-26
What is a double linked list? LastSingle linked list based on actual PHP data structureSpeaking of A single linked list consists of one object as a node. Each node has a pointer to the next node, and the pointer field of the last node points to null. Each node can store any data type. Each […]
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Time：2021-10-25
[springboot DB series] hyperloglog of redis advanced features The hyperloglog algorithm uses very little space to achieve relatively large data level statistics; For example, during the introduction of bitmap, we talked about the statistics of daily life. When the amount of data reaches millions, the best storage method is hyperloglog. This paper will introduce the […]
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Time：2021-10-22
When it comes to data structures and algorithms, everyone will avoid them. This was originally a professional basic course, but most people didn’t learn it well, let alone a code farmer like me. To tell you the truth, I still admire the programmers who came from the science class, because you only need to review […]
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Time：2021-10-21
Follow all textbooks and books related to various data structures. Let’s start with linear tables. Today’s article is more conceptual, which is a summary of a knowledge point with a linear table. As mentioned above, physical structure is used to determine how data is stored. Other data structures (trees, graphs) and algorithms are basically based […]
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Time：2021-10-21
Project address（http://sack.doraemoney.com） On June 14, I discussed with two other colleagues that we should not be like this in recent months. It seems that every company’s product manager and code farmers are dead enemies. I didn’t escape this strange circle. Every day, in the “careful carving” of the products, I became more and more disgusted […]
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Time：2021-10-16
In my spare time, I also occasionally look at the chat information in the QQ communication group. Recently, I found many in the groupiOSerThey are discussing that IOS is not as good as it used to be. They laugh at themselves that no one wants IOS posts. Someone Tucao said iOS can not make complaints […]
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Time：2021-10-15
Tree data structure:Tree data structure is a kind of important nonlinear data structure. The tree data structure can represent the one to many relationship between data epitopes. Among them, tree and binary tree are the most commonly used. Intuitively, tree is a hierarchical structure defined by branch relationship. Tree data structure exists widely in the […]
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Time：2021-10-15
Official account“Full stack of Java backend Technology”** Reply to “interview” to obtain a full set of interview materials from large factories What is redis? Redis is a non relational database. It is a remote memory database with strong performance, replication characteristics and a unique data model for solving problems. Redis is an open source memory […]
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Time：2021-10-13
preface Data structure – Implementing quadtree using JSThe above briefly introduces some implementations and application scenarios of quadtree. This article should comment on the messages of the small partners in the comment area, and realize 2D collision detection based on quadtree. Don’t say much to start today’s content. First, take a look at the quadtree […]
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Time：2021-10-7
Title: algorithm (leetode, with mind map + all solutions) 300 questions (1) sum of two numbers Reading Guide: Project & author 1 GitHub – leetcode project warehouse 0) address of the project: https://github.com/CYBYOB/algorithm-leetcode 。 Objectives and vision: Let everyone have a certain algorithm ability to deal with the algorithm in the interview (students who can […]
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Time：2021-10-6
Since we want to talk about the content of linear list and linked list in this section, we must have an understanding of the concept of data structure. Firstly, data structure is generally divided into logical structure and physical structure. Logical structure refers to the relationship between data object elements, and physical structure generally refers […]
