Tag：Room
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Time：2021-3-1
Affective analysis is to analyze the subjective text with emotional color (positive or negative) to determine the views, preferences and emotional tendencies of the text. In this paper, we will model the data of customers’ comments on the hotel, and predict it through the model. Demonstrate the common operations in sentiment analysis, including word segmentation, […]
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Time：2021-1-13
Related blogs: Row in SQL_ A comparison between number and apple in dealing with top n and other similar problems SQL Server – focus on apply operator (27) Do you really know how to play SQL? Top and apply in the cold There are the following application scenarios When we use row_ When doing group […]
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Time：2021-1-8
174. Underground city games Title Source: leetcode https://leetcode-cn.com/problems/dungeon-game subject Some demons catch the princess (P) and lock her in the lower right corner of the dungeon. The underground city is a two-dimensional grid composed of m x n rooms. Our brave knight (k) was originally placed in the room in the upper left corner. He […]
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Time：2020-12-17
1、 Function description This project is “hotel room management system”, which realizes the management of hotel room information Hotel initialization (1) Initialize administrator account password (2) Initialize operator account password (3) Initialize hotel room information Administrator management (1) Administrator login (2) View, add, delete and modify operator information (3) Operator information written to file (4) […]
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Time：2020-11-26
The overall idea of dynamic programming is to solve recursive problems, and then optimize a large number of overlapping subproblems in the recursive process. The top-down solution is memory search, and the bottom-up solution is dynamic programming. The top-down solution is usually better understood. After we understand it, we change it to bottom-up dynamic programming; […]
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Time：2020-10-31
Official website document Thinkphpp6 documentationhttps://www.kancloud.cn/manua… Swote documenthttps://wiki.swoole.com/#/ Think tool documenthttps://www.kancloud.cn/manua… install composer require topthink/think-swoole command line php think swoole [start|stop|reload|restart] Service startup When you’re on the command linephp think swooleAfter the next execution, an HTTP server will be started, which can directly access the current application ‘server’ => [ ‘host’ => env(‘SWOOLE_ Host ‘,’0.0.0.0’), // […]
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Time：2020-10-4
We all know that const generally declares a read-only constant, which cannot be modified after declaration, and must be initialized const message = ‘hello’ message // hello const message // A kind of Syntax error: missing initializer in const declaration const message = ‘hello’ message =’world’ // A kind of Type error: assignment to constant […]
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Time：2020-10-3
Official website document Thinkphpp6 documentationhttps://www.kancloud.cn/manua… Swote documenthttps://wiki.swoole.com/#/ Think tool documenthttps://www.kancloud.cn/manua… install composer require topthink/think-swoole command line php think swoole [start|stop|reload|restart] Service startup When you’re on the command linephp think swooleAfter the next execution, an HTTP server will be started, which can directly access the current application ‘server’ => [ ‘host’ => env(‘SWOOLE_ Host ‘,’0.0.0.0’), // […]
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Time：2020-10-1
841. Keys and rooms Source: leetcode https://leetcode-cn.com/problems/keys-and-rooms subject There are n rooms. You were in room 0 at the beginning. Each room has a different number: 0, 1, 2,…, n-1, and there may be some keys in the room that will allow you to enter the next room. Formally, there is a key list rooms […]
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Time：2020-9-29
This is not a tutorial. The reason is that I want to use my spare time to make a MMORPG toy. Who hasn’t a dream to realize his own game world? I’m not a game practitioner. All the knowledge about the game comes from all kinds of fragmented information on the Internet. So I want […]
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Time：2020-8-4
1、 Introduction to storage engine 1. File system: 1.1 a mechanism by which the operating system organizes and accesses data. 1.2 file system is a kind of software. 2. File system type: ext23 4, XFS data (centos6 ext 4 centos7 XFS) 2.1 no matter what file system is used, the data content will not change […]
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Time：2020-7-22
Official website document Thinkphpp6 documentationhttps://www.kancloud.cn/manua…Swote documenthttps://wiki.swoole.com/#/Think tool documenthttps://www.kancloud.cn/manua… install composer require topthink/think-swoole command line php think swoole [start|stop|reload|restart] Service startup When you’re on the command linephp think swooleAfter the next execution, an HTTP server will be started, which can directly access the current application ‘server’ => [ ‘host’ => env(‘SWOOLE_ Host ‘,’0.0.0.0’), // listening address […]
