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Iife (self executing function) IIFE (Immediately Invoked function Expression) is a function expression called immediately. This function is called immediately when it is declared. The so-called self executing function, as the name suggests, is a function that is executed immediately after definition. Generally, it has no name and will only be ...

1. What is JUC 1.1 introduction to JUC JUC is short for Java. Util. Concurrent toolkit. This is a toolkit for processing threads. JDK 1.5 began to appear. 1.2 processes and threads Process is a running activity of a computer program on a data set. It is the basic unit for resource allocation and scheduling of the system and the basis of the ...

thinkingFirst, abandon the original model structure and treat each multithreaded task as a manageable object. There needs to be an interrupt method, and then there is a global running state management class, including the ability to add, delete and terminate a single multithreaded task.Trigger different management methods through an external fa ...

In depth understanding of Spring Cloud and microservice construction Chapter 10 routing gateway Spring Cloud Zuul 1, Introduction to Zuul Zuul, as a network management component of microservice system, is used to build Edge Service and is committed to dynamic routing, filtering, monitoring, elastic scaling and security. Zuul's important r ...

1.1. First download opencv4.1.2 in Ubuntu (download the source code version, that is, the source version) Since most of the downloaded virtual machines are in English, it is not very good-looking. The author suggests changing the language to simplified Chinese Specific information can be viewed   (25 messages) ubuntu 16.04 change the sy ...

  catalogue Node of list list is more complex than vector's continuous linear space. Its storage space is discontinuous. The advantage is that each time an element is inserted and deleted, only one element's space needs to be configured or releasedIt is very convenient to insert and delete Node of list The list itself and the nodes of ...

1. Select installation package The source file directory can be found in the official of postgresql. The address is as follows: Official website address of postgresql , select the corresponding version for installation according to the project requirements, as shown in the figure below: 2. Installation ① Unzip the installation package First, ...

preface shufflenetV1 is another direction of the development of convolutional neural network to lightweight, which is the lightweight network following Mobilenet. 1, Paper reading summary Paper address Tricks: application of group revolution on 1 * 1 convolution; channel shuffle improves information transmission between channels ...

(7) Front end - initial knowledge of HTML and CSS - floating layout 1, CSS layout 1. Layout of web pages It refers to how the browser arranges the elements in the web page 2. Standard stream (/ document stream / normal stream) typesetting mode 1) Browser default layout At the bottom of the web page, it represents the position in a page. B ...

JavaScript is a descriptive scripting language, which is different from java or C# and other compiled languages. It does not need to be compiled into an intermediate language, but by browser Dynamically parse and execute. The code cannot be run directly. It needs to be compiled by the JavaScript compiler. Only the compiled code can be recognize ...