Bootstrap learning notes 4

1. Pull down menu and scroll monitor 1.1 pull down menu 1.1.1 attribute declarative method <!DOCTYPE HTML> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> <title>drop-down menu --Attribute declarative method (I)</title> <link rel="stylesheet" href="https://maxcdn.bo ...

Posted by EvilWalrus on Wed, 02 Mar 2022 15:39:08 +0100

FreeRTOS -- creation task of task management

catalogue 1. Describe the structure of the task 2. Task creation 2.1,xTaskCreate 2.2,prvInitialiseNewTask 2.3,pxPortInitialiseStack 2.4,prvAddNewTaskToReadyList In< FreeRTOS -- (7) introduction to task management >Article basic analysis After the task related outline is, we know what interface to use to cre ...

Posted by KeeganWolf on Wed, 02 Mar 2022 15:26:43 +0100

Java8 new features series Lambda

Reprinted from: Java8 new features series - Lambda - wechat blog Lambda Expressions in Java 8 Lambda expressions are the most popular feature of Java 8. They introduce the concept of functional programming into Java, a completely object-oriented imperative programming language. The working principle of functional programming language is ...

Posted by jazappi on Wed, 02 Mar 2022 15:14:40 +0100

Detailed explanation of ES6 module and CommonJS and their differences

ES6 module (introduction, features) introduce ES6 introduces modularity. Its design idea is to determine the dependencies of modules and the variables of input and output at compile time. The modularization of ES6 is divided into two modules: export @ and import. characteristic The module of ES6 automatically turns on the strict mode, ...

Posted by dheeraj on Wed, 02 Mar 2022 14:48:58 +0100

KMP algorithm [note]

1 overview of KMP algorithm Recently, when writing leetcode28, I thought of KMP algorithm. I have seen this algorithm roughly before and searched a lot of information on the Internet, but I still can't understand it. Recently, I read it in detail again and finally found something. So make a record to facilitate your memory. Problem Description ...

Posted by coreyk67 on Wed, 02 Mar 2022 14:45:55 +0100

Second brush jQuery (Introduction to Silicon Valley)

1. Use of jquery 1. Use jQuery online cdn file jquery (v3.6.0) - jQuery is an efficient, streamlined and feature rich JavaScript tool library. Its API is easy to use and compatible with many browsers, which makes it easier to traverse and manipulate HTML documents, event processing, animation and Ajax operations| BootCDN - Bootstrap Chinese ...

Posted by steve m on Wed, 02 Mar 2022 14:33:31 +0100

Office automation: PDF file combiner, which combines multiple PDF files

Operating instructions: select multiple PDF files, and a new PDF file will be generated after merging. This new PDF file contains the pages of all source PDF files.[read the full text]Import relevant third-party modules into code blocksfrom PyQt5.QtWidgets import * from PyQt5.QtGui import * from PyQt5.QtCore import * import sys import os import ...

Posted by ecaandrew on Wed, 02 Mar 2022 14:26:33 +0100

2022Java learning notes 79 (network programming: TCP communication, TCP communication: multiple client messages [key points], tracking client online and offline functions, thread pool optimization)

2022Java learning notes 79 (network programming: TCP communication, TCP communication: multiple client messages [key points], tracking client online and offline functions, thread pool optimization) 1, TCP communication quick start TCP protocol review: 1. TCP is a connection oriented, secure and reliable data transmission protocol 2. Before ...

Posted by RyanDev on Wed, 02 Mar 2022 14:04:39 +0100

Detailed explanation of common usage of string

catalogue 1. Definition of string 2. Access of contents in string 3. Analysis of common function examples of string In C language, the character array char str [] is generally used to store strings, but sometimes it is troublesome to use string array. String type is added to C + +. Note that if you want to use string, you need to add a ...

Posted by stageguys on Wed, 02 Mar 2022 13:53:52 +0100

NC14608 after and maze bfs

After's algorithm book is left in a maze called AIJ. This maze has N*M rooms, the entrance of the maze is (1, 1), and the algorithm book is left in (r, c). The rooms in the maze have four states: empty rooms, inaccessible rooms, rooms with Mephisto and rooms with Lilith. Mephisto will deny everything, and Lilith will tempt people to do an activ ...

Posted by Liodel on Wed, 02 Mar 2022 13:38:19 +0100