ExtJS learning ------- Ext. define alias and slave name, two methods to define static methods, mixed attributes and other attributes
(1) Ext. define alias and backup name
Ext. onReady (function () {Ext. define ('user', {config: {name: 'zhang san', age: 23}, // use the alias: 'Alias _ user', // use the alternate name alternateClassName: 'alternateclassname _ user', constructor: function (config) {// constru
[Convert] spring_bean attributes, spring_bean attributes
1. parent
Indicates the inherited parent class.
If there are many beans that inherit the same parent class
In the configuration file, you can omit the attributes injected by the parent class when implementing those beans.
The bean definition inherits the parent bean definition, which can overwrite some valu
NextSibling attribute: This attribute indicates the next node of the current node. If there is no node of the same level as the current node, null is returned. previussibling attribute: This attribute is opposite to nextSibling, next, I will introduce it in detail. If you are interested, you may wish to learn more. It may be helpful to you.
1: nextSibling attributes
This attribute indicates the next node of the current node (the node after it belongs
Why cannot I add attributes to a category ?, Add category attributes?To declare an attribute using @ property in a category, add the attribute to the attribute list of the class and declare the setter and getter methods, but no corresponding member variables are generated, the setter and getter methods are not implemented either. In addition, an error is reported using the dot syntax. Therefore,
This article introduces the differences between js data attributes and memory attributes, and the two attributes. If you are interested in js data attributes, you can learn about these attributes in javascript, the attributes of a
Private attributes and methods in javaScript and javascript private attributes
JavaScript does not have special syntax to indicate private, protected, or public attributes and methods.
Java or other languages are different. The members of all objects in JavaScript are public:Var myobj = {Mypop: 1,GetProp: function (){Return this. myprop;}};Console. log (myobj. m
5. JavaScript advanced private attributes and javascript private attributes
Once I have learned java or C ++, I know that it is possible to declare a private attribute for an object using the private keyword. But in JavaScript, it is certainly possible to declare a private attribute, you have written a piece of nonsense.
Before implementing JavaScript's private attribut
This article mainly introduces the JavaScript detection of instance attributes and prototype attributes. For more information about the attributes, see
The property of a JavaScript object can be divided into two types: exist in an instance and exist in a prototype object.
According to the above, four situations may occur during attribute detection.
Neither insta
Use of jquery-attributes (attributes) (ii. Class)
This seriesArticleThis article mainly describes how to use attributes of the jquery framework (attributes). I will describe it in the form of examples. It is based on simplicity and comprehensiveness and will not be very deep. My learning method is as follows: gett
The instance explains the private attributes in Python, And the instance explains the python private attributes.
In Python, you can add a Double underline before the property variable name to define the property as a private property. For example:Copy codeThe Code is as follows:#! Encoding = UTF-8Class:Def _ init _ (self ):# Defining private attributesSelf. _ name = "wangwu"# General attribute DefinitionSel
Newtonsoft. Json ignores attributes dynamically when Json is output, while newtonsoft. json ignores attributes.I. Preface
Recently, the project used Json to interact with other clients, with the help of Newtonsoft. Json.
The output Json content varies depending on different business scenarios. You can use Newtonsoft to ignore attributes. for Json features, you can add the feature [JsonIgnore] before the obj
Php built-in supported labels and attributes, php built-in label attributes
The built-in supported labels and attributes are listed as follows:
Tag Name
Function
Include attributes
Include
Contains external template files (closed)
File
Import
Import resource files (closed, incl
Jquery operates on tag attributes, and jquery tag attributes
Add and delete attributes in jquery:
$("#2args").attr("disabled",'disabled');$("#2args").removeAttr("disabled");
Problem Background:
If option 1 is selected, the radio button "Two Parameters" is valid.
When Option 2 is selected, the radio button of "Two Parameters" is invalid.
Code:
The animate () method sets multiple attributes at a time and multiple animate attributes at a time.
The animate () method sets multiple attributes at a time:This method allows you to create custom animations for matching elements. For example, you can set the width of a div to 200px. The code example is as follows:
The code above successfully sets the div width
J brother --------- Android shape attributes are detailed, androidshape attributes
Sometimes, to meet some requirements, we need to use shape to define some background. The shape is used in the same way as the image. You can set android: background = "@ drawable/shape" for the View ", place the defined shape file in the res/shape directory.
Generally, we can use shape as the background selector of the butt
"). removeClass ("redBorder ");
3. toggleClass (class) Usage Definition: if there is (does not exist), delete (ADD) a class.Returned value: ObjectParameter: class (String): CSS class NameInstance: Switch the 'redborder' class to all images in the DIV with ID "div_c1. Code: $ ("# div_c1 img"). toggleClass ("redBorder ");
After running, you need to refresh it to load jqueryXmlns = "http://www.w3.org/1999/xhtml">
JQuery-Attributes (attribute) usage (Ii.
How to obtain the list of class attributes in Python, and obtain class attributes in python
Preface
In my recent work, I have encountered a need to obtain a static attribute of the class, that is, there is a class Type, and I want to dynamically obtain Type.FTE The value of this attribute.
There are two simple solutions:
getattr(Type, 'FTE')Type.__dict__['FTE']
So what should I do if I want to get the list
[Defer] and [async] attributes of js, and jsdeferasync attributes
[Defer]
You can add the defer attribute to
[Async]
Load JavaScript using the async attribute, so that the entire script can be asynchronously loaded and executed.
Do you have any knowledge about the [defer] and [async] attributes of javascript? If you have any questions, please leave a mess
New Css3 attributes: calc () and css3 attributes calc
I. Preface
Calc () Looks like a function in javascript, but in fact it is used in Css and can be used to calculate the length (width or height ), it can automatically adjust the value based on the screen of different sizes, so that the Adaptive Layout can be easily displayed under screens of different sizes. Elements that need to be centered are often en
Hibernate. cfg. xml:
Person. Java:
public class Person {private int id;private String name;private int age;private List
Person. HBM. xml:
Test. Java:
Public class test {public static void main (string [] ARGs) {person p1 = new person (); p1.setname ("Tom"); p1.setage (20 ); list
After running test. Java, view the database:
For the same Persistent object, the index of the collection elements contained in it will not be repeated. Therefore, the list set attribute can use the foreign key assoc
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