The previous foundation has been written. Now let's implement the encoder. Why do I need an encoder? netty is only responsible for transmitting data. It doesn't care what the data looks like. As mentioned earlier, the custom protocol is to organize, transmit and decode the data we want to transmit according to our rules. The encoder is to organ ...
Posted on Mon, 06 Dec 2021 17:33:32 -0500 by AncientSage
The APP startup page is the most common and necessary scenario in China. The startup page is a mandatory requirement on iOS. In fact, configuring the startup page is very simple, because in fluent, you only need:Configure LaunchScreen.storyboard for iOS;Configure windows background for Android;Generally, as long as the configuration is correct ...
Posted on Mon, 06 Dec 2021 17:26:55 -0500 by gchouchou
1. Image noise
Image noise is a signal that interferes with random signals in the process of image acquisition or transmission, which hinders people's understanding, analysis and processing of images.
The generation of image noise comes from the environmental conditions in image acquisition and the quality of sensing ...
Posted on Mon, 06 Dec 2021 17:25:42 -0500 by Trizen
What is a component?
There are two ways to create components
2. Class components
Status of components
Instance property method
There are several methods to solve the problem of event binding this point
Controlled and uncontrolled of forms
What is a component?
Component is a part of the page. Us ...
Posted on Mon, 06 Dec 2021 17:14:39 -0500 by ryy705
1, Meet Thymeleaf
Students who have worked on the SSM web project know that when we want to interact with the back-end data on the HTML page, we have no choice but Ajax, and the use of JSTL on the HTML page is not supported. At this time, we need to use the JSP page - a special java class (servlet in essence). However, the compatibility betwee ...
Posted on Mon, 06 Dec 2021 17:03:56 -0500 by Prine
Today, let's talk about concurrent linkedqueue
The ConcurrentLinkedQueue we are going to learn today does not implement the BlockingQueue interface. It is a thread safe and unbounded non blocking queue that completely uses CAS operations.
public class ConcurrentLinkedQueue<E> extends AbstractQueue<E>
Posted on Mon, 06 Dec 2021 16:48:18 -0500 by Stelios
Java image to character output example demoThe previous blog posts introduced the use of jdk to do some interesting conversion of pictures. Next, we will introduce an interesting way to output a two-dimensional character array directly according to the pictures to realize the scene of painting with characters<!-- more -->You may have seen ...
Posted on Mon, 06 Dec 2021 16:45:55 -0500 by php-n00b
JDBC (Java database connectivity)
Is a Java API for executing SQL statements, which can provide unified access to a variety of relational databases. It is composed of a group of classes and interfaces written in Java language. JDBC provides a benchmark, according to which more advanced tools and interfaces can be built, so that database develo ...
Posted on Mon, 06 Dec 2021 16:44:34 -0500 by mnewhart
1. Download MySQL installation package
Using Huawei image download, the download speed will be faster. The following is the link of Huawei image: https://mirrors.huaweicloud.com/mysql/Downloads/MySQL-8.0/
The version I selected is 8.0.27, which can be downloaded mysql-8.0.27-linux-glibc2.12-x86_64.tar.xz file
2. Upload the in ...
Posted on Mon, 06 Dec 2021 16:30:18 -0500 by MP145