Analytical properties + permutation rings + minimum cut: 1024T4

http://cplusoj.com/d/senior/p/SS231024D It is equivalent to selecting some replacement rings to perform a displacement. We consider only replacing A. For a ring of size > 1, if you shift it, you can definitely make the bits completely different. So if we permute B, what is the significance of the permutation? It counts the positions of self-loops […]

Java replace properties of RequestBody and RequestParam parameters

This article mainly explains how to replace the attributes in the RequestBody and RequestParam parameters in the Java environment Background Recently, due to the old project I took over, there is a new encryption string in all interfaces to create an encryption effect for the interface (due to the project history, it is not convenient […]

[Spring] Data source object management && loading properties files

Column【Spring】 Favorite poem: I am even more happy with the thousands of miles of snow in Minshan Mountain. After the three armies are over, they are all happy. Music Sharing【As You Wish】 Welcome and thank everyone for pointing out Xiaoji’s problem Article directory Data source object management Basic version ?Add the following code to the […]

Explore the important APIs of Android cars from the window lift: vehicle properties CarProperty

Foreword Previously we introduced several important contents of Android car Automotive OS: An article to understand how Android car handles the knob input of the central control Looking at the custom event mechanism of Android cars from the perspective of physical buttons An in-depth introduction to the composition and links of Android car core CarService […]

Vue components and file and folder naming conventions, SPA, creating routes, router-link related properties, routing to create multi-view single-page applications

Table of Contents 1. vue component (emphasis) 1.1 Component introduction 1.2 Local components 1.3 Global components 2. Custom events 2.1 Child -> Parent 2.2 Parent -> Child 3. Naming specifications for files and folders in Vue 4. SPA 4.1 Introduction to SPA 4.2 SPA technical points 5. Use routing to build multi-view single-page applications 5.1 […]

Java-API brief analysis_java.util.Properties class (based on Latest JDK) (short analysis of source code)

[Copyright Statement] Reprinting without the consent of the blogger is strictly prohibited! (Please respect the originality, the blogger reserves the right to pursue claims) https://blog.csdn.net/m0_69908381/article/details/133935306 From [Progress*Yu Chen’s blog] Because I found that currently, my awareness of learning Java-API is relatively weak, and I need to slowly get used to using Java-API, and even analyze […]

vue2 skill tree (4) – interpolation, dynamic parameters, instruction modifiers, calculated properties, listeners

Directory Detailed explanation of Vue 2 interpolation text interpolation Raw HTML expression filter Computed properties data binding Dynamic parameters, modifiers and abbreviations for Vue 2 directives dynamic parameters modifier `v-on` modifier `v-bind` modifier `v-model` modifier abbreviation Detailed explanation of Vue 2 computed properties and listeners Computed Properties Watchers Like, your approval is the motivation for […]

Parse properties and xml and encapsulate them into specified objects using reflection

Parse properties and encapsulate them into specified objects Packaging class User.java package Reflect_class.ProAndXml; public class User { private String userName; private String passWord; private String age; public User() { } public User(String userName, String passWord, String age) { this.userName = userName; this.passWord = passWord; this.age = age; } public User(String userName){ this.userName = userName; } […]

Parse properties, xml, and encapsulate them into specified objects through reflection

1: Parse properties and encapsulate them into specified objects 1.1 Question properties file user.class = com.czxy.domain.User user.username=jack user.password = 1234 user.age = 18 //Write a program to print the following effect: System.out.print(user); User{username=’jack’, password=’1234′, age=’18’} 1.2 Implementation ideas Create a file object pointing to a properties file named “user.properties”. Create a Properties object for loading […]