Sometimes we need to read and write XML, the common XML operations are mainly streams and Dom way.One. Streams WayThe streams commonly used classes are two Xmlstreamreader and Xmlstreamwriter.Xmlstreamreader: The reading of this reading mode is read
Rerender:
Purpose: Partial refresh
The value of this attribute is the component ID, which can be one or more IDs. Multiple IDs are separated by commas.
Rendered:
Purpose: You can control whether a widget is displayed on a page.
The value of this
1.
Map GD = schema. getglobaldescribe ();
The key of map is the object API name.
For example, "Account"
You can: Gd. containskey ("account") to determine if there is any field in an object.
2.
Map GD = schema. getglobaldescribe ();
optional features region:
allow reports: Data of this object, which can be used for reports
allow activities: enables this object to associate tasks with calendar objects.
track field history: the platform can
According to The Wall Street Journal on Monday, google and Salesforce.com are discussing how to build a consortium to integrate their Web-based applications.According to the newspaper, the two companies have not yet determined the details of the
Apexpage:
Controller:
Public with sharing class accoppcontentcontroller {
Public String optionacc {Get; set ;}
Public list optionacclist {Get; set ;}
Private list acclist = new list ();
Public accoppcontentcontroller (){
Acclist =
There are usually some requirements in the project that need to sort the list of data for a sobject to the foreground page, but the list above does not meet the complex functionality, which requires a custom comparison of two object sizes. So you
Trigger Accountbilltrigger on Account__c (after update,after insert) {Account__c bill = trigger.new[0]; The payment method in the service order is not in cash, and the service order produces a receivable, and the status of the receivable is not
Trigger Salesordertrigger on Salesorder__c (before Insert,before update,after insert) {Salesorder__c SalesOrder = Tri
GGER.NEW[0];
Account A = new account (); if (Trigger.isinsert&&trigger.isbefore) {if (salesorder.customer__c!=null) {a =
The setTimeout and setInterval of JavaScript are two methods that can easily fool others' feelings, because we often think that the call will be executed in the established way. I think many people share the same feeling,
JavaScript timer that is easy to fool others' feelings
The setTimeout and setInterval of JavaScript are two methods that can easily fool othe
The setTimeout and setInterval of JavaScript are two methods that can easily fool others' feelings, because we often start to think that the call will be executed in the established way. I think many people share the same feeling. For example
The Code is as follows:
SetTimeout (function () {alert ('Hello! ');}, 0 );SetInterval (callbackfunctions, 100 );
It is assumed that the greeting method in setTimeout will be executed immediately, because it i
[View JavaScript from jQuery]-JavaScript, jquery-javascript
What is JavaScript? I believe Baidu and Google can find a lot of definitions and explanations. In my understanding, JavaScript is a client script language used to process page data logic and user experience (webpage
Personal Summary:1.webassembly Introduction: Webassembly is an efficient, low-level bytecode for developing network applications. Allows languages other than JavaScript (such as C,c++,rust and other) to be used in Web applications to write applications and then compile (early) WebAssembly.This is the sixth chapter of how JavaScript works.Now, we'll dissect how WebAssembly works, and most importantly, its pe
Sometimes we need to trigger an event without returning a value during js writing, so we may need to write href = "#", which contains a location information. the default anchor is # top, that is, the top of the Web page. When you click this link continuously and quickly, the browser slows down or even crashes.
Of course, we generally use three href = "###", but after reading this article, we can use javascript:; (a colon and a semicolon)
In
This article mainly introduces the differences between JavaScript and HTMLDOM and related information about the relationship between Javascript and DOM. For more information, see the following differences:
Javascript
JavaScript is the most popular Browser Scripting language on the Internet. Easy to use! You will love
Javascript basics-Understanding javascript and javascriptJavascript basics-Understanding javascript
Every language begins with HelloWorld. I also follow this principle today! First, let's get to know about javascript.
This is a very simple program. When you open the page, the alert method will be called. A prompt box
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.