1. modular ModuleAdvantage: you do not need to download modules immediately when the main application starts. The application loads and uninstalls modules as needed.Since each modules is independent of other application modules, you only need to re-compile this modules instead of the entire application when you need to change one modules.2. use 3. js. CSS files are imported into external files.Place the JS
* Two languages are available in flex development.
1. mxml
2. ActionScript
* Two Component sets are used in flex.
1. component set used in earlier versions of Mx (MX. *) Flex
2. compon
. addeventlistener ("leak", B. leakhandler );
The "listener" attribute of object A creates a reference pointing to the leakhandler method of object B, as shown in,
Figure 1. register an event listener reference diagram
Even if B is set to null, As long as object A is not recycled, B will not be recycled, leading to memory leakage. The weak quote method can be used to avoid Memory leakage, which will be described in later sections.
Introduct
SeriesArticleNavigation
Using flex in Adobe AIR to connect to the SQLite database (1) (creating databases and tables)
Use flex in Adobe AIR to connect to the SQLite database (2) (add, delete, modify, and statement parameters)
Connecting to the SQLite database using
The reason I put three of them together as a topic is because I've been working on these things for most of the past couple of days. Three of them have given me a big surprise, can say that the fun is endless ah.
OK, let's say, first of all, Python.
Because of the recent dynamic language comparison fire, I always wanted to try the dynamic language. The hottest thing in the dynamic language is Python and Ruby, because Ruby is a little Jap and I have a serious anti-Japanese tendency, so I don't
change, but moved to a new location. The itemRenderer that previously showed Row 1 and row 2 is now moved to itemRendere of Row 10. Then, the itemRenderer provides data for row 11 and row 12. In other words, unless you resize the list, the same itemRenderer will be reused/recycled-they are only moved to a new location and new data is now displayed.
This line of Flex
purpose: 1. arcGIS API for flex allows you to browse your ArcGIS. the map published in server.9.3, is a basic example. preparation: 1. in ArcGIS. server.9.3 publishes a map service named USA and starts the service. 2. Install flex builder3. 3. download the ArcGIS
SeriesArticleNavigation
Using flex in Adobe AIR to connect to the SQLite database (1) (creating databases and tables)
Use flex in Adobe AIR to connect to the SQLite database (2) (add, delete, modify, and statement parameters)
Connecting to the SQLite database using
The first article was written more than two months ago. During the Spring Festival, at the same time, a new task was arranged at the end of last year, and I was busy with other research. There is another reason, because during the intermittent development of the Flex designer prototype system, many original design details were found to be insufficient, and a lot of detailed reconstruction and improvement were made. In the past few days, the prototype
In the last lesson, we talked about how to configure the development environment, including the room-side flex development environment, and the server-side Java development environment, and wrote a sample program for the guest house HelloWorld, but unfortunately, this one helloworld is not dynamic at the moment. If the client cannot interact with the server, then I feel that my flex is not really getting st
Series article Navigation
Connect to SQLite Database (1) using Flex in Adobe Air (CREATE DATABASE and table)
Use Flex in Adobe air to connect to the SQLite database (2) (Add, delete, modify, and statement parameters)
Connect to SQLite database using Flex
Sorry, blog updates are slow, so I updated flex and so on every one day.ArticleAfter all, I was just getting started with Flex. Well, I don't need to talk much about it. Let's start learning in Chapter 2.
Most of the time, we place data in different regions to process different data, so how do we plan the data? Obviously, we can use containers to tolerate this
With Angularjs developed 2 very small projects, how much accumulated a bit of experience, here a little talk about my flex Programmer's perspective on it.You may have questions about what is ANGULARJS? Why should we use it? What is it for?1: It is a set of front-Office MVC Development Framework developed by Google, which has a good health, community and informati
The previous article briefly introduced flex's event mechanism and four ways to process events. The main content of this article is to use custom events to transmit data between parent and child components.
In Flex development, data is often transferred between parent and child components and data can be transmitted through events. Now, a simple example is written, in a flex application, there is a textarea
System environment: Flex Builder 2 +tomcat5.5.6+windows XP
First, get the software package:
1, JDK 1.5.0 and above version
Download Address: http://java.sun.com/javase/downloads/index.jsp, install after downloading.
2, Tomcat 5.5.6
Download Address: Http://apache.towardex.com/jakarta/tomcat-5/v5.5.6/bin/jakarta-tomcat-
Purpose:
1. ArcGIS. server.9.3 and ArcGIS API for flex implement dynamic layer and tile layer overlapping display, and Display Dynamic layer on the tile base map.
Preparations:
1. Release a map service named USA in ArcGIS. server.9.3 and start the service as dynamic layer data.
2. The rest world map data service provid
From http://blog.csdn.net/spring19840513/article/details/6909442
Use Bindable metadata tag
1. used before the public class definition
Use the [Bindable] metadata to mark all the public variables defined in the class and the Public attributes with the setter and getter methods at the same time as the source of the data binding expression. In this case, [Bindable] does not use any parameters, as shown in the following code.
[Bindable]
publiccl
Through the previous exercise: Flex online game development-wuziqi game: (1) Core of the game we have made core functions of wuziqi. Now, we are doing something that is not logically important but crucial to software development and user experience. Flex is a kind of sublimation of flash and a language for programmers. It provides a good user experience. I will g
Arcgis api for flex advanced topic (2) Development of Custom Controls
Arcgis api for flex only provides two controls: Navigation and ScaleBar.
Describe in detail how to develop custom controls (or, maybe, I did not find them ),
The following describes my methods. To control the dynamic display of the current mouse longitude and latitude on the map
.
Error in DataGrid In Flex (1). Error in flexdatagrid
1. Error description
Multiple tags of this row:-HoleNum-1105: The value must be a reference value.
2. Error cause
DetailWindow. holeNum. toString () = "20140730 ";
3. Solution
An error occurred when inserting DateField In the
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