sfmishra

public class TowerMapController {
	@AuraEnabled
    public static List<Tower__c> getAllTowers() {
        String theObject = 'Tower__c';
        List<String> theFields = new List<String>{'Id', 'Name', 'State__r.Name', 'Location__Latitude__s', 'Location__Longitude__s'};
		List<String> theFilters = new List<String>();
        String sortField = 'Name';
        String sortOrder = 'ASC';
        List<Tower__c> allTowers = UtilityClass.queryObjects(theObject, theFields, theFilters, sortField, sortOrder);
        return allTowers;

sfmishra

public class UtilityClass {
    public static List<sObject> queryObjects(String theObject, List<String> theFields, List<String> theFilters, String sortField, String sortOrder) {
        String theQuery = 'SELECT ' + string.join(theFields, ',');
        theQuery += ' FROM ' + theObject;
        boolean firstFilter = true;
        for(String filter : theFilters) {
            String clauseToUse = (firstFilter) ? ' WHERE ' : ' AND ';
            filter = filter.trim();
            filter = filter.replaceAll('(\\s+)', ' '); // removing white spaces
            theQuery += clauseToUse + filter;

sfmishra

<apex:page controller="InheritedSharingClass">
   <apex:repeat value="{!allTheSecrets}" var="record">
       {!record.Name}
   </apex:repeat>
</apex:page>

sfmishra

public inherited sharing class InheritedSharingClass{
   public List<Contact> getAllTheSecrets(){
       return [SELECT Name FROM Contact];
   }
}

sfmishra

<?xml version="1.0" encoding="UTF-8"?>
<LightningComponentBundle xmlns="http://soap.sforce.com/2006/04/metadata" fqn="contactList">
    <apiVersion>45.0</apiVersion>
    <isExposed>true</isExposed>
    <targets>
        <target>lightning__AppPage</target>
        <target>lightning__RecordPage</target>
        <target>lightning__HomePage</target>
    </targets>
</LightningComponentBundle>

sfmishra

import { LightningElement, wire } from 'lwc';
import getContactList from '@salesforce/apex/ContactController.getContactList';

export default class EventBubbling extends LightningElement {
    @wire(getContactList) contacts;
    
}

sfmishra

<template>
    <template if:true={contacts.data}>
        <template for:each={contacts.data} for:item=contact>
            <a href="#" key={contact.Id} data-contact-id={contact.Id} onclick={handleSelect}>
                <lightning-layout>
                    <lightning-layout-item>
                        <img src={contact.Pcture__c} alt="Profile Photo"/>
                    </lightning-layout-item>
                    <lightning-layout-item padding="horizontal-small">
                        <p>{contact.Name}</p>

sfmishra

public with sharing class ContactController {

    @AuraEnabled(cacheable=true)
    public static List<Contact> getContactList() {
        return [SELECT Id, Name, Title, Phone, Email, Picture__c FROM Contact WHERE Picture__c != null LIMIT 10];
    }
}

sfmishra

<?xml version="1.0" encoding="UTF-8"?>
<LightningComponentBundle xmlns="http://soap.sforce.com/2006/04/metadata" fqn="helloConditionalRendering">
    <apiVersion>45.0</apiVersion>
    <isExposed>true</isExposed>
    <targets>
        <target>lightning__AppPage</target>
        <target>lightning__RecordPage</target>
        <target>lightning__HomePage</target>
    </targets>
</LightningComponentBundle>

sfmishra

import { LightningElement, track } from 'lwc';

export default class HelloConditionalRendering extends LightningElement {
    @track areDetailsVisible = false;
    
    handleChange(event){
        this.areDetailsVisible = event.target.checked;
    }
}