Wechat Small Program, Learning Notes (3) Wechat Small Calculator

Happy New Year, start work! In 2017, on the first day of New Year's Work, everyone was busy string Leaders'office to get red envelopes. I was lazy. I took a leader next to the work station and wrote the first blog of the New Year. The procedure was actually made before I came home last year. Today is to make up for this record (expression: sh ...

Posted on Fri, 22 Mar 2019 05:30:52 -0400 by DaveTheAve

32. The life cycle of activity

What is activity? Activity is one of the four components of Android (including Service, Broadcast Receiver, ContentProvider) The life cycle of acivity is as follows: onCreate:Activity is called when it is created onStart:Activity can be seen by the user, but it doesn't get the focus onResume: Activity gets the focus, and then Activity be ...

Posted on Fri, 22 Mar 2019 03:30:52 -0400 by raven2009

Servlet Learning - Tenth Day of Web Part

Servlet Learning - Tenth Day of Web Part Little knowledge points Servlet is one of the three components of java web, which belongs to dynamic resources. The three components of java web are Servlet, Filter and Listener. Common port numbers: http/80; smtp/25; pop3/110; ftp/23; https/443 1. Introduction to Servlet Servlet is used to comp ...

Posted on Fri, 22 Mar 2019 01:18:52 -0400 by irken

Summary of Knowledge Points Related to Several Small iOS Coder Projects

Note: On the way of development, some people go far and far, but for me who stays at the primary stage, there are still many things to learn and experience. list In sqlite database, when all the data in the table is empty, the id primary key of the next inserted data will not start from 0. For the sake of insurance, the next time you get data ...

Posted on Fri, 22 Mar 2019 00:33:51 -0400 by Cogen

Implementation of Immersion Status Bar

An Example of Optimum Implementation of Immersion Status Bar The blogger himself has gone through many demo experiences, encountered many pits, and stepped on many pits. He has used a previous open source library, system mbartint, and can Baidu himself. Here, I will not tell you how to use it. So far, I can finally sum up now. Now I will focu ...

Posted on Thu, 21 Mar 2019 18:51:52 -0400 by pablocullen

XMLHttpRequest Method and Attribute Details of the Most Complete AJAX in History

Reprinted please indicate the source This article is from HCY's blog Summary AJAX is the abbreviation of "Asynchronous Javascript And XML", which is translated into "Asynchronous Javascript And XML" in Chinese. AJAX can interact with the server through HTTP protocol. It can update a part of the page without rel ...

Posted on Thu, 21 Mar 2019 16:30:53 -0400 by andreea115

Client Auto Upgrade Component

At present, our own integrated platform for e-commerce management, when the project was just launched, because we quoted more third-party controls, there was no special installation package. Instead, we directly copied the released programs to the target machine and ran them directly, because the. NET language was used to develop t ...

Posted on Wed, 20 Mar 2019 17:21:27 -0400 by anand

Android Project Actual Operations (29): Hotel Reservation Date Selection

First look at the demand effect map:         Several demand points: 1. Display the calendar of the current month and the next month (more months can be expanded by yourself) 2. First click on "Start Date" and then click on "End Date". (1) If the "start date" and "end date" are the same (2) If the "St ...

Posted on Wed, 20 Mar 2019 16:12:27 -0400 by gmp

Use of Spring Data JPA under Spring Data

1. Environment Construction of Spring Data Dependency additions: <dependency> <groupId>org.springframework</groupId> <artifactId>spring-jdbc</artifactId> <version>4.3.5.RELEASE</version> </dependency> <dependency> <groupId>org.springframework</groupId&g ...

Posted on Fri, 15 Mar 2019 11:21:27 -0400 by zonkd

MyBatis - Mybatis Generator Maven plug-in automatically generates code

If you're worrying about boring Dao code writing, and if you're worrying about a misspelled word causing Dao operations to fail, consider the Mybatis generator price difference, which will automatically generate code for us, similar to Hibernate. 1. New Maven Project 2. Insert Generator plug-in in pom.xml <build> ...

Posted on Thu, 14 Mar 2019 02:33:26 -0400 by lathifmca