IMChallenger

Component <div data-account-id="{! account.Id }"  onclick="{! c.selectAccount }">click me</div> Controller selectAccount:  function (cmp, event, helper) {         var id = event.currentTarget.dataset.accountId;         console.log(id); }

This is how i solved this problem Downloaded your APK to your PC in java jdk\bin folder C:\Program Files\Java\jdk1.7.0_79\bin go to java jdk\bin folder and run cmd then copy the following command in your cmd keytool -list -printcert -jarfile apkname.apk Copy the SHA1 value to your clip board like this CD:A1:EA:A3:5C:5C:68:FB:FA:0A:6B:E5:5A:72:64:DD:26:8D:44:84 and open http://tomeko.net/online_tools/hex_to_base64.php 1.2k to convert your SHA1 value to base64. This is what Facebook requires get zaHqo1xcaPv6CmvlWnJk3SaNRIQ= as our keyhash.

1. Get Id from current page 1.1 Add 'force:hasRecordId' to implements <aura:component implements="force:hasRecordId"> 1.2 Create attribute to receive Id <aura:attribute name="recordId" type="Id" /> 1.3 In controller js component.get("v.recordId");

7. How to render Visualforce page to PDF then Download it. 1. You need to have two page first page is main page <apex:page id="MainPage" showHeader="false" cache="true" contentType="application/x-pdf#PDF_Name.pdf" <apex:include pageName="SecondpageName"/> </apex:page> 2. your second page <apex:page renderAs="pdf" >//your code</apex:page>

url source : https://developer.salesforce.com/docs/atlas.en-us.apexcode.meta/apexcode/apex_dynamic_soql.htm

4. Query in Loop problem: ( we do not need to to select query in loop ) resolved: In Apex Class: public class UpdateAccTriggerHandler { public void handleBeforeCreateUpdate( List<Account> newAccList ){ Set<Id> accountGroupIds = new Set<Id>();       for( Account iAccount : newAccList ) {             if(iAccount.Group__c != null ) {                 accountGroupIds.add( iAccount.Group__c );             }         } List<Account> accountGroups = [ SELECT Id, Name, OwnerId                                   From Account                                   WHERE Id in: accountGroupIds                     ...

3. Call Method from trigger to apex and with list<Account> and Map<Id,Account> In Apex class: public class UpdateAccTriggerHandler { public void updateAccountTest(List<Account> newAccList, Map<Id,Account> oldMap){ for(Account acc:newAccList){ //your code... } } } In Trigger : UpdateAccTriggerHandler updateAcc = new UpdateAccTriggerHandler (); updateAcc .updateAccountTest(Trigger.New, Trigger.oldMap);