C#Design Mode Learning Notes: (23) Interpreter Mode

This note was taken from: https://www.cnblogs.com/PatrickLiu/p/8242238.html And record the learning process for future reference. Introduction Today we are going to talk about the eleventh mode of behavioral design, the interpreter mode, and the last mode of object-oriented design mode.First of all, this is not actually the last module Style (i ...

Posted on Sun, 23 Feb 2020 08:30:14 -0800 by james_creasy

The usage of foreach loop in MyBatis

1, Before you know foreach, first understand the mybatis input parameters and parameterType 1. When we pass parameters to the corresponding mapper.xml file in Dao layer, we can pass the following parameters: ①. Basic data types (such as int/Integer, long/Long, float, etc.) ②. Simple reference data type (such as String, User entity class object, ...

Posted on Sat, 22 Feb 2020 23:42:39 -0800 by revaaron

Java learning path-49: Servlet Filter

Lesson 1 Introduction to filters Three components of Java Web 1. All need to be configured in web.xml Servlet Filter Listener 2. Filter Will be executed in front of a set of resources (jsp, servlet, css, html, etc.) You can let the request get the target resource or not The filter has the ability to i ...

Posted on Sat, 22 Feb 2020 19:29:58 -0800 by nloding

Using Android studio to design a calculator

Using Android studio to design a calculator Calculator interface Project structure Among them, activity main.xml file is the interface of calculator, shape screen.xml is the figure of calculator display, button1 pressed.xml is the figure of button pressed, button1 normal.xml is the figure of but ...

Posted on Sat, 22 Feb 2020 09:31:03 -0800 by DemonMaestro

[SSH] establishment of integrated development environment for SSH Framework

This paper summarizes the main steps of setting up the environment before using SSH framework. The environment built here is Struts2+Spring4+Hibernate5. The integration of the new version is also similar. First of all, I will review the general implementation of each layer involved in SSH Framework ...

Posted on Sat, 22 Feb 2020 04:13:26 -0800 by LostKID

Mybatis Multi-Table Joint Query, Many-to-One Association Query

There are two tables, one is the business account table and the other is the tariff table. One of the foreign keys in the business account table is the tariff type id, which refers to the primary key ID of the tariff table. Table building statement: /*Tariff*/ create table sys_charge( id int(11) auto_increment, name varch ...

Posted on Fri, 21 Feb 2020 08:28:29 -0800 by Davy

[Hadoop big data platform component building series] - Hive component configuration

brief introduction This article introduces the build of Hive component in Hadoop big data platform component (MySQL needs to be built before build Hive) Use software versionapache-hive-1.1.0-bin.tarmysql-connector-java-5.1.47.jar (Baidu cloud extraction code: vk6v) Install Hive Extract hive inst ...

Posted on Fri, 21 Feb 2020 06:06:37 -0800 by chrisuk

Implementation of login interface in Android Development

Implementation of login interface in Android Development On the basis of "the first APP of Android development", we realize the function of login. 1 create a new activity Right click the package name - new activity gallery. Select Empty Activity as before The activity name is "MainAct ...

Posted on Wed, 19 Feb 2020 22:49:28 -0800 by sunnypal

SOAPUI SOAP stress test

Purpose: To implement stress testing for the specified Soap protocol Environment: SoapUI Pro 5.1.2 + Linux + simple-4.1.21.jar (Achieve Soap Protocol Receive, Process and Response) + wsdl The simple-4.1.21 framework is available at: Click to open the link Process: 1) Install SoapUI Pro 5.1.2, Deploy Processing Soap Protocol Pro ...

Posted on Wed, 19 Feb 2020 08:06:55 -0800 by AP81

Android simply uses DrawerLayout to make list left sliding menu Kotlin

Android simply uses DrawerLayout to make list left sliding menu Kotlin Display map Related knowledge Code Create item layout Create Adapter Page layout Page logic Finished Display map Related knowledge Android uses DataBinding in RecyclerView's custom Adapter Code Create item layout &lt ...

Posted on Wed, 19 Feb 2020 07:15:07 -0800 by ICEcoffee