1, Version Description
hadoop 2.7.3TensorFlow 1.1.0xlearning 1.1java 1.8.0pyton 2.7.5
2, System environment installation
1. Install java
Download the jdk-8u73-linux-x64.tar.gz package, unzip it, and place it in the specified directory (such as: / opt / xlsearching / software directory)
tar -xzvf jdk-7u67-linux-x64.t ...
Posted on Sun, 05 Apr 2020 16:48:08 -0400 by rudy.siregar
Add the following dependencies to the build.gradle file:
//apache log4 logs used internally by es 5.x
compile "org.apache.logging.lo ...
Posted on Sat, 04 Apr 2020 18:53:07 -0400 by Popgun
The Mybatis framework no longer introduces:
There are some problems in JDBC:
1. Frequent connection and release of resources waste memory
2. The coding is not easy to maintain
So we have a framework to simplify database operation: Hibernate, Mybatis and so on. Here we introduce Mybatis
Download address: https://github.com/mybatis/mybatis-3/re ...
Posted on Tue, 31 Mar 2020 16:30:33 -0400 by david-remone123
Spring boot provides strong AOP support. AOP facet is mainly the method of cutting. We usually do some log analysis and transaction operations, which use facet, similar to interceptor;
@Aspect annotation is a tangent annotation class
@Pointcut tangent definition
@Before is called before method execution.
@After is called after ...
Posted on Sat, 28 Mar 2020 13:02:54 -0400 by mckintosh18
spring cloud admin
Spring Boot Admin is used to monitor applications based on Spring Boot. It provides a simple visual WEB UI based on Spring Boot activator. Spring Boot Admin provides many functions, such as displaying name, id and version, displaying online status, Loggers' log level management, Threads thread management, ...
Posted on Thu, 26 Mar 2020 10:41:00 -0400 by malam
Eureka Yes. Netflix Developed, a REST service based, service registration and discovery component
It mainly includes two components: Eureka Server and Eureka Client
Eureka Client: a Java client used to simplify the interaction with Eureka Server (usually the client and server in microservices)
Eureka Server: provides service registration and d ...
Posted on Thu, 26 Mar 2020 10:32:37 -0400 by wizzkid
Spring Cloud gateway is an official gateway developed by spring based on Spring 5.0, Spring Boot2.0, Project Reactor and other technologies. Spring Cloud gateway aims to provide a simple, effective and unified API route management method for microservice architecture. As a gateway in Spring Cloud health system, Spring Cloud gateway ...
Posted on Thu, 26 Mar 2020 10:14:27 -0400 by texmansru47
log4j.rootLogger = debug,stdout,D,E,DB
### Output information to control lift ###
log4j.appender.stdout = org.apache.log4j.ConsoleAppender
log4j.appender.stdout.Target = System.out
#### change to info in deployed env.###
log4j.appender.stdout.Threshold = DEBUG
log4j.appender.stdout.layout = org.apache.log4j.Pa ...
Posted on Sat, 21 Mar 2020 13:38:05 -0400 by Sillysoft
The content of the content
1. Steps of building SSM framework for maven project
1. Environment construction and project structure improvement
2. Write sql statement and establish database structure
3. Create a new maven project and write pom.xml file
4. Write entity class
5. Write dao layer code and ...
Posted on Sat, 14 Mar 2020 07:01:43 -0400 by TheRealPenguin
The Simple Logging Facade for Java(SLF4J) provides the abstraction of various logging frameworks (such as java.util.log, logback, log4j), allowing users to introduce the required logging framework during deployment; its functions are similar to those of Commons logging, but SLF4J adapts a broader logging framework. The software version used in ...
Posted on Thu, 12 Mar 2020 06:00:40 -0400 by tyrol_gangster