suddeb

handleButtonClick: function(component, event,helper){
  ......
}

suddeb

({
    fetchCases(component, event, helper){
    	helper.getCases(component);
	}
})

suddeb

public class AccountHelper {
	@future
	public static void updateAccounts(Boolean value,List<Id> accountIds){
		List<Account> allAccounts = [SELECT ID,notifyAdmin__c FROM ACCOUNT WHERE ID IN: accountIds];
		for(Account anAccount : allAccounts){
			anAccount.notifyAdmin__c=value;
		}
		if(allAccounts.size() > 0){
			update allAccounts;
		}

suddeb

@isTest
public class TestAccountHelper {
	public static Account clientAcc;
	public static string salesforceLicenseId = [SELECT Id FROM profile WHERE Profile.UserLicense.Name='Salesforce' limit 1].id;
	public static Market_Area__c Markt;
	public static User salesforceLicUser;
	
	private static void createUsers(){
		salesforceLicUser = new User(
                                Alias = 'standt', 

suddeb

public class HelloWorld {
	public String calculateDistance(){
		Integer distance = 	calculateDistanceBetweenAB() +
					calculateDistanceBetweenBC() +
					calculateDistanceBetweenCD() +
					calculateDistanceBetweenDA();
							
		if(distance > 100){
			return 'You should go by flight';
		}else{

suddeb

public class EmployeeMap {
	public void createEmployeeMapAndDisplay(){
		Map<Integer, String> employeeMap = new Map<Integer, String>();
		employeeMap.put(1, 'James');
		employeeMap.put(2, 'Sudipta');
		employeeMap.put(3, 'Christiaan');
		employeeMap.put(4, 'Victor');
		
		for(Integer index : employeeMap.keySet()){
			System.Debug('Index: ' + index + ' Employee: ' + employeeMap.get(index));

suddeb

public class DistanceOperation {
	public static void calculateDistance(){
		Double myCurrentLocationLatitude = 10.20;
		Double myCurrentLocationLongitude = 10.20;
		List<Account> allAccounts = [SELECT ID FROM ACCOUNT WHERE 
					DISTANCE(Head_Office_Location__c, 
					GEOLOCATION(:myCurrentLocationLatitude, :myCurrentLocationLongitude),'mi') < 1];
		if(allAccounts.size() > 0){
			System.Debug('Total number of accounts: ' + allAccounts.size());
		}else{

suddeb

public class MyCustomType {
    public Integer myField {get;set;}
}

suddeb

@isTest
public class TestEqualOperator {
    static testMethod void testEqual(){
        MyCustomType myCustomType1 = new MyCustomType();
        myCustomType1.myField = 10;
        
        MyCustomType myCustomType2 = new MyCustomType();
        myCustomType2.myField = 10;
        
        System.assertEquals(true, myCustomType1 == myCustomType2, 'Expected value is true');

suddeb

public class MyCustomType {
    public Integer myField {get;set;}
    
    public Boolean equals(Object o){
        if(this === o){
            return true;
        }
        if(!(o instanceof MyCustomType)){
            return false;
        }else{