< H2 > the first case < H2 > package com.btmans.thread; public class TestSync implements Runnable{ int b = 100; public synchronized void m1() throws Exception{ b = 1000; Thread.sleep(5000); System.out.println("b=&q...
topic description while learning the knowledge of multithreading, the result of the following code is not the same as expected. I can t see what the problem is. Please take a look at it . sources of topics and their own ideas what I think is that ...
in the following figure, while thread An executes the synchronized method of obj, thread B can execute other non-synchronized methods of obj I have read several blogs on the Internet, and most of them say yes. But as I understand it, when thread A ...
recently read "Java concurrent programming practice, " in Section 4.4.1, there is an example: suppose we need a thread-safe List, that needs to provide us with an atomic "put-if-absent " operation. And two implementations are provided: A non-thread...
Object obj=new Object(); Object obj2=obj; synchronized(obj){} synchronized(obj2){} what if this is the case? Object obj=new Object(); synchronized(obj){} obj=new Object(); synchronized(obj){} ...
how do I initialize state how to use the network to request API? const store = new Vuex.Store({ state: { todos: [ { id: 1, text: ... , done: true }, { id: 2, text: ... , done: false } ] }, I have a todos in state, ...
recently wrote something to compare the text, and then considered the problem of line wrapping, that is, {item.lenContent} {item.content}ant-list-item have you thought about using table, at first, and then you still use the list, that comes with ant ...
I made a simple chat program with Electron. When the user is playing a full-screen game, if there is a new message, I hope a line of background text appears at the top of the display screen to tell the user the new message content without disturbing the ...
use the form component of antd, the form element limit is required, and the form has the function of uploading attachments. I call an interface with ajax and assemble data including attachments with FormData. At this time, you need to set the parameter ...
Failed to execute goal org.sonarsource.scanner.maven: sonar-maven-plugin:3.4.0.905:sonar (default-cli) on project HdmParent: Unable to execute SonarQube: Fail to get bootstrap index from server: Failed to connect to localhost 0:0:0:0:0:0:0:1:9000: Conn...