1, Static member
1. If an object is only used once, is it necessary to create an object? Isn't it more convenient to treat a class as an object directly2. If multiple objects need to share some properties and methods, but they must be called by independent objects, and they can ...
Posted on Sat, 18 Jan 2020 20:21:28 -0800 by sprint10s
The Log4Net library is an implementation of the Apache log4j framework under the.NET platform and is open source and free of charge.It can output logs to different media in different formats and levels.
Official address: http://logging.apache.org/log4net/index.html
Log4Net open so ...
Posted on Fri, 17 Jan 2020 18:08:39 -0800 by coffejor
1. Create the resource folder config under the web directory, add the log4j.properties and SqlMapConfig.xml configuration files
2. Create log4j.properties under config as follows:
# Global logging configuration
# Console output...
Posted on Thu, 16 Jan 2020 10:17:37 -0800 by mrjiggyhill
Getting started with sharingsphere
About sharing sphere
Using java as an example
Engineering structure (single overall structure)
Query according to sub base rules
Query according to table splitting rules
Query b ...
Posted on Thu, 16 Jan 2020 07:07:25 -0800 by zeropaid
37. Provincial and urban area - acquisition list - controller layer
For requests to be processed:
Request path / districts/
Request parameter: String parent
Request method: GET
Response results: jsonresult < list < District > >
Block: No, you can access without login
Because there i ...
Posted on Wed, 15 Jan 2020 05:01:07 -0800 by PRodgers4284
Thinking before coding
Data migration is always troublesome. If there is a need for oracle to mysql, data migration is a big problem
Before data migration, baidu ha ...
Posted on Wed, 15 Jan 2020 04:14:48 -0800 by rudibr
1. I nitializing a Django App
From the command line, cd to the project folder, and then:
>python manage.py startapp users
Register a new app in settings.py. Add the following to the installed? APS list:
Add a path for the new app in urls.py. Add t ...
Posted on Tue, 14 Jan 2020 02:43:45 -0800 by purpendicular
What Executor executors does Myabtis have and what are the differences?
How does Mybatis configure which Executor to use?
How does Mybatis implement batch processing?
Mybatis's primary key policy, batch write, can you return the database primary key?
The main structure and function of Executor package
Executor interface and i ...
Posted on Tue, 14 Jan 2020 00:30:26 -0800 by billynastie2007
android's function of word translation
Train of thought:
1. Layout interface, an interface for adding new words, a main interface for inputting content to be translated, and an interface for displaying translation results.
2. java code: first, add the new words: add ﹣ activity; then add the databas ...
Posted on Mon, 13 Jan 2020 22:08:46 -0800 by JoeDaStudd
Generic T of java
Java Generics is a language feature of Java that allows for the definition and use of generic types and methods.Generic types or methods differ from regular types and methods in that they have type parameters. A class like LinkedList is a generic type. It has a type parameter E tha ...
Posted on Mon, 13 Jan 2020 02:37:59 -0800 by coffeeguy