New posture of spring boot2. X operation cache

I. Introduction spring cache is a technology introduced after spring 3, which can simplify the operation of the cache layer. spring cache is similar to spring cloud stream, which is based on the abstract layer, and can switch its implementation arbitrarily. Its core is the two interfaces of CacheManager and cache. All the caches integrated by ...

Posted on Thu, 20 Feb 2020 02:45:03 -0500 by hasanpor

King glory reptile

Introduction Web crawler (also known as web spider, web robot, in the FOAF community, more often known as web chaser), is a program or script that automatically grabs the World Wide Web information according to certain rules. python is a cross platform computer programming language. It is an object-or ...

Posted on Thu, 20 Feb 2020 02:03:59 -0500 by blackcell

Configuring the Swagger2 interface documentation engine 45

Configuring the Swagger2 interface documentation engine 45 Configuring the Swagger2 interface documentation engine Problems with handwritten documents Using Swagger to solve problems Maven Configure Swagger2 Enable Swagger2 Using Swagger2 Swagger notes Visit Swagger2 Configuring the Swagger2 i ...

Posted on Wed, 19 Feb 2020 23:49:16 -0500 by majik_sheff

A memory error of golang channel

cause Cause investigation Cause analysis Problem solving summary cause Today, when reading database data, first write the data read from the database to the channel through multiple goroutines, and then read the data from the channel through another goroutine for analysis This is such a simple function. When reading data, the following error ...

Posted on Wed, 19 Feb 2020 23:11:51 -0500 by Onle

Fight against new coronavirus: a balanced analysis of national cure and new cases

# default_exp china # The above line is used to declare the name of this module in nbdev. Must be the first row of the first Cell of the notebook. china_balance Description: fight against new coronavirus (7) - Analysis of the balance between national cure and new cases. Function: load the data/china.csv file for drawing output and anal ...

Posted on Wed, 19 Feb 2020 13:15:43 -0500 by itpvision

ZABBIX docking flight book for alarm notification

Flybook provides a rich api for message notification, including text messages, picture messages, rich text messages. This introduction uses Flybook api to send text messages, the following is the implementation ideasFlying Book API address: https://open.feishu.cn/document/ukTMukTMukTM/uITNz4iM1MjLyUzM Ideas for implementation 1. Three authoriz ...

Posted on Wed, 19 Feb 2020 12:25:15 -0500 by moe

Spring MVC records operation log to database

Database fields TABLE statement CREATE TABLE log_table (Log [id int (11) not null auto [incremental comment 'primary key',Log [IPAddress varchar (64) default null comment 'requested IP address',Log [createtime varchar (64) default null comment 'time',Log [modulename varchar (128) default null comme ...

Posted on Wed, 19 Feb 2020 10:20:46 -0500 by nemethpeter

Python version simple grid strategy

There are not many Python strategies in the strategy square. A python version of grid strategy is written here. The principle of strategy is very simple. A series of grid nodes are generated in a fixed price distance within a price range. When the market changes, the price reaches a grid node price position, and a purchase order is placed. When ...

Posted on Wed, 19 Feb 2020 05:30:40 -0500 by ulrikqk

Basic Learning Notes for ASP.NET Core MVC

Recently, due to the epidemic of "Wuhan pneumonia" at home, I have not been idle either. Recently, I have learned the basic knowledge of some web page development of asp.net core mvc, and I will go to the tutorial without saying more!   1. New Project   1) Create a new project - > Find " ASP.NET Core Web Application-type items ...

Posted on Tue, 18 Feb 2020 11:34:06 -0500 by jhuaraya

Asynchronous processing using the new ES6 feature async await

We often encounter such business needs in our projects as making an ajax request first and then making the next one. The next one needs to use the data from the previous one. There are fewer requests. If there are more, nesting one layer at a time is like writing a callback. That's pretty disgusting. Let's start withHere's how ...

Posted on Tue, 18 Feb 2020 11:17:09 -0500 by acabrera