Deleting Apex Classes
53991
How to delete a Test Class WITHOUT using eclipse
127557
How do you prevent specific class scripts from transfering to all classes?
96526
Removing objects from Java Collections
113788
How to manually or programmatically delete a field?
110077
Is it good practice to NULL a pointer after deleting it?
144147
Delete all objects in a list
157014
How do I remove objects?
108354
How to test apex classes with Pagereference?
28239
Empty an ArrayList or just create a new one and let the old one be garbage collected?
88617
Help with test class for Batch Apex
99126
Any risk in recompiling all Apex classes in org?
6255
Is it safe to delete a NULL pointer?
115497
Sample Code to Schedule an Apex class
153581
Inheriting non-implicit constructors on Apex classes
131073
Remove multiple classes at once
109289
Unloading classes in java?
40005
How to Delete Files and Application Data Container Values in One Go?