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In the new week, come on ~, make progress a little every day ~. Algorithm problem (Niuke network) 1. Fibonacci sequence The Fibonacci sequence starts with the third term and is equal to the sum of the first two terms. Code details: class Solution { public: int Fibonacci(int n) { vector<int> dp(n + 1); dp[ ...

@[TOC] there is a complete exception handling system in spring MVC. This system is very easy to use. Today, SongGe will spend some time talking about the exception handling system in spring MVC. Let's sort out the exception system in spring MVC from beginning to end. 1. Overview of exception resolver In the exception system of spring MVC, the ...

This is the author's note when learning C + + language on March 7, 2022. If it helps you, the author will be honored! If you find the author's mistake, I am also very happy to communicate with you! At the beginning of the class, LDM teacher reviewed the concept of reference in C + + and used a lowercase to uppercase program as an example. voi ...

JavaSEDay02 summary notes01 identifierIntroduction: the symbols that give names to classes, methods, variables, etcSimply remember: your own nameNaming rules for identifiers:Number 0 ~ 9Character a-z A-Z_ $Cannot be keywordCannot start with a numberStrictly case sensitiveIdentifier naming conventions:Nomenclature of small hump: (variable) ...

There are a lot of configurations for Ubuntu deep learning environment I changed from other majors to deep learning. Due to the lack of system knowledge of many computers at the beginning of contact, various problems often appear in the environment configuration. There are often many solutions to the same problem on the Internet, some of which ...

Function of box chart: cleaning abnormal data Box plot, also known as box whisker chart, box chart or box line chart, is a statistical chart used to display a group of data dispersion. Named for its shape like a box. It is also often used in various fields, often in quality management. It is mainly used to reflect the distribution charact ...

1, Definition Prototype Pattern: one of the innovative patterns, which uses prototype instances to specify the type of objects to be created, and creates new objects by copying these prototypes. 2, UML class diagram 3, Roles and responsibilities Prototype: declare an interface that clones itself.Concrete Prototype: it implements an operat ...

7.1 package The essence of a package is actually to create different folders / directories to hold class files 7.1.1 naming rules It can only contain numbers, letters, underscores and small dots, However, it cannot start with a number, keyword or reserved wordcom. Company name. Project name Business module name 7.1.2 common packages java.l ...

RabbitMQ advanced content introduction RabbitMQ advanced features Message reliability deliveryConsumer ACKConsumer end current limitingTTLDead letter queueDelay queueLogging and monitoringMessage reliability analysis and trackingAdministration RabbitMQ application problems The information is reliable, please guaranteeMessage idempotency pro ...

C # call external exe In the development process of C#Windows form application, for example, to make a large system and integrate the functions of many other applications, we can use the existing executable exe program to enrich and improve the system. 1. Call external exe (no parameters passed in) QQ.exe 1.1 call QQ by CMD Exe (no ...