Inheritance is a feature of OOPS that allows us to inherit the properties or methods of a class. The base class acts as a parent, the class that is inheriting is called the child class. The child class has access to public and protected methods or variables. Just like every Read more…
The Lightning Web Component has three decorators.
@api
@track
@wire
@api: If we want to pass any variable from Parent component to child component then we use @api decorator. To pass data to the child component, we need to define a variable with @api decorator in the child Read more…
We can use custom fonts in the Visualforce page using Salesforce Static Resources. Following are the steps to use custom fonts:
In Setup, use the Quick Find box to find Static Resources and create new a resource with ZIP of the font file as given below:
Create a css file Read more…
The Bulk State Design pattern is the general pattern that executes the bulk of the actions in Apex based on the change of state of one or more records. Bulk transitions increase the code reusability by allowing only records that fulfill the requirements to be processed.
Schema is a namespace provided by salesforce which provides schema metadata information using different methods and classes.
ChildRelationship Class
This class contains methods to access the child relationship as well as the child sObject for a parent sObject.
DataCategory Class
This class represents the categories within Read more…
Following are the steps to create component in LWC and display in salesforce page:
Create Default Search org from VS code.
Authorize an Org.
Create Lightning web component.
After creating the lightning web component it will show the component under the LWC folder as shown in the image Read more…
While creating the LWC component whenever you want to call an apex function you use the @wire function in it and pass parameter in it which has @track or @api decorator attached with it like @track id; or @api id; and whenever there is any change in the parameter the Read more…
Open the directory folder where the Salesforce DX code is present.
Create scratch org with the help of a command palette or Terminal by authorizing dev hub.
To Authorize dev hub Press Ctrl+shift+P and type (Authorize a Read more…
Custom Labels are text values that can be translated into any language that salesforce supports. We can use custom labels to represent help text or error messages to the users in their native language. Custom labels can be fetched from apex class, visualforce pages, aura components, and LWC (Lightning Web Read more…
Executing Apex code in the developer console
Login to Salesforce and switch to classic and click Developer Console
Click to debug -> and click “Open Execute Anonymous Window” or Ctrl/E
Write code in the window and execute as following
After executing the code log Read more…
Lightning Navigations are used to generate a URL or navigate to a page reference. With lightning navigation, we can navigate to Pages, Records, Lists, Webpages, Custom tabs, Reports, etc.
Step 1: import { NavigationMixin } from ‘lightning/navigation Read more…
The records from a single Salesforce Object can simply be displayed in a Lightning Web Component by using the lightning datatable, but in order to display the records from multiple objects on the same Lightning Page, we need to use the Wrapper Class Read more…
We can send data from One Lightning Component to Another Lightning Component using Events. We can use Application Events to send data from one Lightning Component to another.
We have to follow 4 steps to send data from one component to another component.
Create Event
Register Event
Fire Read more…
Sometimes there is a requirement to pass data from one LWC to another which are not in the same DOM tree i.e they are not linked to each other so for that earlier we used to use the pubsub library but now Salesforce has come up with ‘Lightning Message Read more…
While uploading CSV to create records in Salesforce using workbench. Sometimes we need to upload date-time fields. I have used many formats which were suggested in the Salesforce documentation but none of them works for me. The only format for date-time which works is
YYYY-MM-DDTHH:MM Read more…
Batch class in salesforce is used to run large jobs (think thousands or millions of records!) that would exceed normal processing limits. Using Batch Apex, you can process records asynchronously in batches (hence the name, “Batch Apex”) to stay within platform limits Read more…
Log in to your Salesforce account.
Click Setup at the upper-right corner.
Under the Build Section Customize => Home, click Home Page Components or you can search for components on the search bar.
After Clicking Home page Components the following Read more…
The Org Browser makes it easier to retrieve metadata sources by displaying the available metadata types and their corresponding components in the default org. We can easily retrieve metadata sources, without having to use a manifest file. The Org Browser is available only in non-scratch org such as sandboxes Read more…
In salesforce lightning, sometimes we need to create, edit and save the records in the component. This is the time 3 types of components come into mind that arṣe recordEditform, RecordViewfrom, and recordData. We always get confused about which one to use.
The functionality of these components is basically Read more…
UI Record API is used for fetching, creating, updating and deleting the particular record without using the SalesForce Apex Class. These APIs are:
Get Record
Get Field Value
Create Record
Update Record
Delete Record
Below is the sample code of the js controller of LWC for getting the particular record Read more…
