docker builds a massive real-time log analysis system
Main technology Architecture diagram Detailed construction Server directory Create docker network Build start es Start ...
Open source virtual machine Bochs installation and stepping on the pit
Because you want to write a simple operating system, you need to install a virtual machine to simulate the hardware. VMw...
1python how to find all permutations of a string
Title Description:
Design a program that requires all pe...
Tian Xiaohua Speech Robot is based on Python and implemented through Baidu API voice control stm32 single-chip computer light system
All code for this project has been uploaded to CSDN. Overview of system functions and features: Hardware: 1. Run speech recognition on your computer ...
Mysql multi instance configuration
Multi instance configuration of MySQL In a physical machine, multiple test environments are needed, so multiple instances of building database are nee...
[Python 3 reptile] short comment on Douban's I'm not the God of Medicine
Tools: Python3+Pycharm+Chrome Modules used: (1) Requests: for simple data requests. (2) lxml: faster and stronger parsing library than BeautiSoup. (3)...
[Python] Python game--Airplane battle
1. Preface Today is the fourth day of the lunar new year. The Spring Festival when we are comfortable lying down at home is over. We are also startin...
Project 4 product purchase
1: Merchant background - commodity management [commodity list] (in the merchant background, display the commodity list information of the merchant) T...
Spark.ml -- Naive Bayes
Preface Naive Bayes classifier is a classifier with low variance and high deviation. It assumes that there is conditional independence between each f...
Teach Application Module 3 of Fishing-Operations and Maintenance Platform (Vmware Customization Specification Paper)
###A K8S-like orchestration function enables Vmware to be automatically scaled up and resilient (by triggering resilient expansion through monitoring...
The third day of micro HR: SpringBoot integrates Freemarker
Let's talk about how SpringBoot integrates Freemarker: You need to check web and Freemarker when creating a springboot project After the project...
Use SignalR to actively push alert logs from the server to various terminals (desktop, mobile, web)
WeChat public address: Dotnet9 Website: Dotnet9 , questions or suggestions: Please leave a message on the website, If it helps you: Welcome appreciat...
api request function based on axios encapsulation
After vue resource is not recommended in vue 2.0, most people choose axios. axios can be used not only in vue, but also in angular and react. So lear...
Angular4 learning (IV) Product component and Stars component linkage
1, The first Angular technology used 1. Template data binding is generated repeatedly according to the number of data *ngFor="let XXX of YYY&quo...
GDB debugging Mysql source compilation and installation
Download source code git clone https://github.com/mysql/mysql-server.git cd mysql-server git checkout 5.7 Compilation and installation Installation de...
fdisk and parted partition
There are two types of linux partitions I contact: one is using fdisk partition, and the other is parted partition. The former is for MBR mode partiti...
Troubleshooting for abnormal downtime of nodes in Galera Cluster
background Before Group Replication was released, MySQL official replication had asynchronous and semi synchronous. At that time, most companies would...
7 Laravel programming habits help you reduce bugs in your code
The article was forwarded from the professional Laravel developer community. Original link: https://learnku.com/laravel/t... Every line of code we ad...
MLlib basic data type
MLlib uses vectors as its localized storage type, which are mainly composed of two types: sparse and dense Code: import org.apache.spark.mllib.linalg...
Natural language processing: preprocessing of PTB data set
Reference books TensorFlow: a practical Google deep learning framework (version 2) First, assign a number to each word according to the word frequency...
nginx deploy thinkphp and laravel
Recently, bloggers deployed a TP5 project they practiced under Centos+Nginx environment. Some problems were encountered in the process, but the probl...
Scala: tuples, arrays, maps
Tuple: tuple, aggregation of values of different types.Combine a fixed number of items so that they can be passed as a whole. Unlike arrays or lists, ...
Laravel uses JWT to implement API user authorization
Part I installation of JWT Step 1. Use Composer to install tymon / JWT auth:`composer require tymon/jwt-auth 1.0.0-rc.3 Step 2. Add a service provider...
Some problems in Ubuntu 18.04 PostgreSQL 11 apt default installation
First, install the software by default (this article takes PostgreSQL 11.1 as an example, and other versions are similar). sudo apt install postgresql...
Summary of Handlebars, a front-end template engine
I. escape of Handlebars template 1. template Escape, output HTML string when {}} is used When {{}}} is used, html is output without escaping (identif...
update and updateByQuery methods for elasticsearch in PHP
When using ES, we often encounter the situation of updating data, Here is a brief introduction: First, the most common and efficient method is to upd...
cv2 window resizable and scaleable
import cv2 videoCapture = cv2.VideoCapture('test.mp4') cv2.namedWindow('name', cv2.WINDOW_NORMAL | cv2.WINDOW_KEEPRATIO) while Tr...
Mysql- high availability cluster [master-slave single mode -binlog]
Operation process: Install mysql service respectively in master and slave nodes Set common mysql configurations in master and slave nodes1. Add admin...
[Angular] component communication in Angula6
Angula6? Component communication This paper mainly introduces component communication in Angular6 I. parent child component communication 1.1 parent c...
[Express learning notes-1] quick start
I. Basic Concepts Express is a simple and flexible node.js Web application framework, which provides a series of powerful features to help you create ...