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Ext js 4 countdown: Dynamic Loading and new class mechanism count down to ext JS 4: Dynamic Loading and New Class
System
(Lower)
January 19,201 1 by EdText Translation ext (ajaxjs.com) Frank
Http://www.sencha.com/blog/2011/01/19/countdown-to-ext-js-4-dynamic-loading-and-new-class
First, what is the dynamic agent?recommended to see dynamic agent before the first look at the reflection click here First look at a small case, assuming there is a coffee class a,b,c. There is additive class a,b,c,. The coffee class is now enhanced. (like adding sugar to the brown, milk, etc.).There are three ways to enhance a class:1. Inheritance, you can directly inherit the properties and methods of t
Static proxy and dynamic proxy static proxy
Proxy mode (1) proxy mode is one of the commonly used design patterns, and the agents we use in software design generally refer to static proxies, which are explicitly specified in code.
(2) Static agent consists of two parts: Business implementation class and business proxy class. The Business implementation class is responsible for implementing the main business methods, and the business prox
Dynamic Link library /Dynamic Link LibraryDirectory
Introduction to Dynamic Link library
Function Encapsulation DLL
Component Object Model COM
How to tell if a. dll file is COM or DLL
Auxiliary tools
1 Introduction to Dynamic link library /DLL IntroductionDynamic link library, DLL, is a wa
Ways to add dynamic link library paths under LinuxJanuary 20, 2017 10:08:17Hits: 5596Linux Shared library Path configurationA typical scenario where a shared library file cannot be found under Linux is that a soft package (such as Libnet,mysql) has been installed, and the compile connection works, but appears at run time as "error while loading shared libraries: Libnet.so.1:cannot open Shared object file:no such file or directory "error message.The re
Dynamic association learning: 1. polymorphism and dynamic association learning
Joint editing isCombine modules or functions to generate executable FunctionsCodeAnd allocate the memory address to each module or function call, and assign the correct memory address to external access.By associationDifferent stages can be divided into two differentAssociation Method:Static Association andDynamic Association. I
Dynamic language
A program can change its structure at run time: New functions can be introduced, existing functions can be deleted, i.e. structural changes
As well-known ecmascrip (JavaScript) is a dynamic language
In addition, Ruby and Python are also dynamic languages
C and C + + do not belong to dy
Dynamic
In operations implemented through the dynamic type, this type is used to bypass the type check during compilation and parse these operations at runtime. The dynamic type simplifies access to com APIs (such as office automation APIs), dynamic APIs (such as the ironpython Library), and HTML document object
Design Mode-dynamic proxy (JDK) and design mode-dynamic jdk
I wrote a small example in my previous blog about static proxy. At the end of the blog "design patterns-Agent patterns", James left a question. If James wants to add a test method for each method, he can test the efficiency of the agent. This blog will continue ......
The java. lang. reflect package provides a Proxy class and an InvocationHandler i
OverviewPlug-in technology is designed for better extensibility. A dynamic link library is one of the ways to implement it.Here are a few of the main issues discussed.1) Description of these APIs on Linux. After reading the Linux on the Dlopen and other functions described basic can write a simple dynamic link library use.2) Some questions and considerations about using the
Currently, the common platform written by client/server side requires plug-ins. Each plug-in is hosted in a dynamic library. In Symbian, dynamic calling is not very convenient, now let's summarize the loading methods of various types of libraries.
0, static Library:
1. Dynamic Library:A. Static Loading:B. Dynamic Load
This article mainly introduces the YII dynamic model (dynamic table name) support, analyzes the concept of the dynamic model, and provides related usage methods in the form of instances, for more information about the YII dynamic model (dynamic table name), see the following
Objective-C dynamic prompts and tips, objective-c dynamic
A large number of Objective-C developers have emerged in the past few years. Some are transferred from dynamic languages, such as Ruby or Python, and some are transferred from strong languages, such as Java or C #, of course, Objective-C is also directly used as the entry language. That is to say, a large
C #4.0 provides a dynamic keyword. So what is dynamic and how does dynamic work?
Start with the simplest example:Copy codeThe Code is as follows: static void Main (string [] args){Dynamic dyn = 1;Object obj = 1;// Place the mouse in "dyn" and "obj" during compilation and you will find that:// Dyn: local variable
C # anonymous object (anonymous type), var, dynamic type dynamic,
This article is the prelude to the next article "C # reflection and optimization usage". It is not the foundation of the next article. If you are interested, please pay attention to it.
With the development of C #, the content of the language is constantly enriched, and the development becomes more convenient and quick. The sharpness of C # i
1. Static Compilation: when compiling an executable file, the compiler extracts the part of the corresponding dynamic link library (. So or. ilb) that needs to be used and links it to the executable file,Make the executable file do not need to depend on the dynamic link library during running.
2. Dynamic Compilation: a dynami
Spring Boot + Mybatis multi-data source and dynamic data source configuration method, mybatis Dynamic Data
The articles on the Internet basically only have multiple data sources or only dynamic data sources. The latest projects need to use two methods at the same time. Record the configuration methods for your reference.
Application scenarios
The project needs to
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"JavaScript advanced Programming"---standing on the shoulders of giants
Dynamic JS, dynamic style is the page load does not exist, but in the future through the DOM operation dynamically added script, including loading external files and add internal code block two, dynamic loading of external files can run immediately, and dynamically added code
YII dynamic model (Dynamic table name) supports analysis, yii Model
This article analyzes the YII dynamic model (Dynamic table name) support mechanism. We will share this with you for your reference. The details are as follows:
Add dynamic model support for the yii framework
MySQL dynamic string processing DYNAMIC_STRING, dynamic into string
In MySQL, we often see some processing of dynamic strings, such as DYNAMIC_STRING.
In order to record the actual length of the dynamic string, the maximum length of the buffer, and the new memory allocated and the length adjusted each time the string n
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