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goroutine's multi-core parallelization gives up time slices

1. Multi core parallel Starting from Go 1.5, ...
22:27 28 October 2021

5K Star, an open source Python static type checking Library

Mypy is Python's static type checking library. You can add type annotations to Python programs and use mypy to check the...
21:24 28 October 2021

Spring Framework Source Read: FactoryBean

Spring Framework Source Reading (3): FactoryBean ...
15:55 28 October 2021

Android MVVM framework building ViewModel + LiveData + DataBinding

preface    MVVM framework has been out for some time. Now many projects use MVVM framework, so it is not very ...
15:49 28 October 2021

Java Semphore Details and Source Analysis

What is a semaphore Semphore s are used to co...
15:25 28 October 2021

Send mail - Java Foundation

**Preface: * * in fact, when I wrote this article, my heart was very complex, so the main part of this article recorded ...
14:21 28 October 2021

generator in Python

Through the list generation formula, we can directly create a list. However, due to memory constraints, the list capacit...
14:16 28 October 2021

CF1400: 1320A (small thinking), 1312C (thinking), 289B (absolute value), 1201C (simulation)

1320A. Journey Planning Meaning: Given a sequence ai. Find a subsequence from which I > J, I-J = a [i] - a [J]. What ...
11:36 28 October 2021

Preliminary knowledge - common data analysis library of python core usage

2. Preliminary knowledge - common data analysis library for python core usage (Part 2) ...
10:33 28 October 2021

epoll source code analysis

epoll function int epoll_create(int size); int epoll_ctl(int epfd, int op, int fd, struct epoll_event *event); int epoll...
9:21 28 October 2021

Java learning notes

Related concepts process A proces...
9:15 28 October 2021

What happens to Integer between - 128-127?

. equals and of Integer== This is a basic question. People who master some java may be able to say why. But a closer loo...
8:06 28 October 2021

java set and data structure - binary tree

1, Tree (difficulty) 1. Hierarchy: from the definition of the root, the root is the first layer, and the child node of t...
8:05 28 October 2021

Discussion on WebSocket cluster solution in distributed system architecture

Scene description Resources: 4 servers. Only...
6:28 28 October 2021

Scope matching usage of switch in js

https://www.cnblogs.com/qianxiaox/p/14085873.html How to ...
5:31 28 October 2021

CSS skillfully realizes the secondary bold and border of text

This paper will explain how to implement it through an actual business requirement ...
2:48 28 October 2021

Learn more about Kubernetes CRD development tool kubebuilder

Original text connection: https://blog.csdn.net/u012986012/article/details/120271091 ...
0:55 28 October 2021

Install fail2ban + firewall in CentOS 8 to prevent SSH brute force cracking

To prevent online hackers from brutally cracking system accounts Using SSH, first prohibit key accounts such as root rem...
22:08 27 October 2021

Docker Compose - detailed parameter explanation

Introduction to Compose Compose is a tool for defining and running multi container Docker applications. With compose, yo...
21:52 27 October 2021

Add menu items to the window in JAVA and process the response of menu items

Add menu items to the window in JAVA and process the response of menu items Title restatement Adds a menu to the windo...
19:12 27 October 2021

Implementation of automatic parameter adjustment based on Bayesian optimization method

1. Bayesian optimization method (attention is a method, an idea) Bayesian Optimization establishes an alternative functi...
11:35 27 October 2021

IoC and DI of Spring

Spring Spring is a lightweight open source framework for layered Java SE/EE application full stack, with IOC (flip contr...
10:35 27 October 2021

[distributed transaction] 01--Spring Cloud project construction

1, Basic introduction 1. What is ...
9:39 27 October 2021

java collection with sorting - Introduction to the comparator of TreeMap

Sequence:          &...
8:08 27 October 2021

Spring MVC interceptor and file upload

Learning objectives 1,Interceptor 2,File upload and download 3,RESTFul 1. Interceptor ...
2:16 27 October 2021

C pointer learning

Lesson 9: pointer (the soul of C language) Definition of pointer: pointer is essentially a variable, and this variable ...
21:31 26 October 2021

-day13 -- built in functions and Derivations

day13 built in functions and Derivations Today's summary: Anonymous functiongenerator Built in functionAdditional: deri...
19:16 26 October 2021

Single Chain List (for beginners)

This is a single-chain list with a header node. Previous studies of single-chain header node data fields are not useful,...
12:41 26 October 2021

MySQL Incremental Backup and Recovery

Introduction Full backup is the backup of all data content, backup data has a large number of duplicate data, and full b...
12:37 26 October 2021