raja-klnce

.spinnerHolder{
    position: relative !important;
    display: inline-block !important;
    width: 2% !important;
}
.slds-spinner_container {
    position: relative !important ;
    display: inline-block !important;
    width: 2% !important;
}

raja-klnce

/* Name: ExecuteDmlQueuableBatches
Description :  Utility class that chunks list of sobject records and does DML by chained queuable jobs with 
               the desired batch size
Author : Raja Karuppasamy
*/
public with sharing class ExecuteDmlQueuableBatches implements Queueable {
    private Map<Integer, List<Sobject>>  records;
    private String action;      //insert or update or upsert or delete
    private Integer batchSize;
    private Integer currentBatch;

raja-klnce

/* Name: CrudFlsUtility
Description : Utility class that contains methods to help in CRUD & FLS checks
Author : Raja Karuppasamy
*/
public with sharing class CrudFlsUtility {
    /*
    Purpose:    Used to check CRUD & FLS access for the logged in user using StripInaccessible feature
    Input(s):   records - List of Sobjects that you either queried already or going to be used in DML
                accessCheck - AccessType enum - CREATABLE/READBLE/UPDATABLE/UPSERTABLE
                checkCRUD - Flag to enforce CRUD check