Ratnesh
IndividualForum Replies Created
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Standard filters are applied by default to most objects. Different objects have different standard filters, but most objects include the standard filters Show Me and Date Field . Show Me filters the object around common groupings (like “My accounts” or “All accounts”).
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It comes with a limit of 1GB.
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AppExchange is the world's leading business app marketplace. AppExchange apps are customized for Salesforce and extend Salesforce to every department and every industry. It's a proven ecosystem of apps with millions of installs and thousands of customer reviews to help you find the best match for your business.
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Salesforce Lightning Value Providers. Value providers are a way to access data. Value providers encapsulate related values together, similar to how an object encapsulates properties and methods. The value providers for a component are v (view) and c (controller)
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Main Difference Between ISBLANK And ISNULL in Salesforce. ISBLANK determines if an expression has a value then returns TRUE if it does not. ... ISNULL determines if an expression is null (blank) then returns TRUE if it is. If the expression contains a value, then this function returns FALSE.
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Implement the Schedulable interface in an Apex class that instantiates the class you want to run. From Setup, enter Apex Classes in the Quick Find box, select Apex Classes, and then click Schedule Apex. Specify the name of a class that you want to schedule. Specify how often the Apex class is to run.
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The execution logic of the batch class is called once for each batch of records you are processing. Each time you invoke a batch class, the job is placed on the Apex job queue and is executed as a discrete transaction.
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Streaming API is your radar. It lets you define events and push notifications to your client app when the events occur. You can use Streaming API to keep your external source in sync with your Salesforce data with PushTopic events and Change Data Capture events.
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JavaScript remoting is a tool that front-end developers can use to make an AJAX request from a Visualforce page directly to an Apex controller. JavaScript remoting allows you to run asynchronous actions by decoupling the page from the controller and to perform tasks on the page without having to reload the entire page.
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keyset() is a predefined method in map class that returns a set that contains all of the keys in the map.
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Use lightning:navigation component to navigate to a given pageReference or to generate a URL from a pageReference. The following example generates a URL to an Account Object home based on its pageReference and sets the URL on an element.
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$A. enqueueAction(action) sends the request the server. More precisely, it adds the call to the queue of asynchronous server calls. That queue is an optimization feature of Lightning.
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The $Resource global value provider lets you reference images, style sheets, and JavaScript code you've uploaded in static resources. You can use $Resource in Aura component markup and within JavaScript controller and helper code.
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Example:
Main Class (Lead Creation Example to cover the catch block)
public class leadCreationController {
public Lead objLead;
public String lastName;
public LeadCreation() {
}
public PageReference newLead() {
objLead = new Lead(Company = ‘TheBlogReaders’, LastName = ‘TRB’, Status = ‘Open’);
try {
insert objLead;
PageReference pg = new PageReference(‘/’ + objLead.Id);
pg.setRedirect(true);
return pg;
} catch(DMLException e) {
return null;
}
}
}Test Class:
@isTest
private class LeadCreationTest {
@isTest static void leadTest() {
leadCreationController obj = new leadCreationController();
try {
obj.newLead();
} catch(DMLException e) {
system.assertEquals(e.getMessage().contains(‘TRB’));
}
obj.lastName = ‘Testing’;
obj.newLead();
}
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In Apex, you can use FOR UPDATE to lock sObject records while they're being updated in order to prevent race conditions and other thread safety problems. While an sObject record is locked, no other client or user is allowed to make updates either through code or the Salesforce user interface.
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The limitations of Savepoint or Transaction Control in Apex are:
1.Each savepoint you set counts against the governor limit for DML statements.
2.Static variables are not reverted during a rollback.
3.Each rollback counts against the governor limit for DML statements. -
A lightning:card is used to apply a stylized container around a grouping of information. The information could be a single item or a group of items such as a related list. Use the variant or class attributes to customize the styling. A lightning:card contains a title, body, and footer.
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Hi. The recordSetVar attribute indicates that the page uses a list controller and the variable name of the record collection. This variable can be used to access data in the record collection. For example VF Page: <apex:page standardController="Account" recordSetVar="accounts">
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Use custom controllers when you want your Visualforce page to run entirely in system mode, which does not enforce the permissions and field-level security of the current user. A controller extension is an Apex class that extends the functionality of a standard or custom controller.
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When used as action overrides, Lightning components that implement the lightning:actionOverride interface replace the standard behavior completely. However, overridden actions always display as a page, not as a panel. Your component displays without controls, except for the main Lightning Experience navigation bar.
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An Apex callout enables you to tightly integrate your Apex with an external service by making a call to an external Web service or sending a HTTP request from Apex code and then receiving the response. Apex provides integration with Web services that utilize SOAP and WSDL, or HTTP services (RESTful services).
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The Web Services Description Language (WSDL /ˈwɪz dəl/) is an XML-based interface description language that is used for describing the functionality offered by a web service.
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Time-dependent actions are executed at a specific time, such as 10 days before a record's close date. When that specific time passes, the workflow rule re-evaluates the record to make sure that it still meets the rule criteria. If the record does, the workflow rule executes those actions.
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Queues are groups of users who can own records. All records in Salesforce must have an owner. An owner is a single entity, queues allow for certain objects to have groups of users own the record.
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In Salesforce you are never able to delete a user. ... So while a user is frozen and once you have cleaned up everything assigned to them, then you should deactivate that user. How to Deactivate A User? From Setup, enter Users in the Quick Find box, then select Users.