SuperBatch

superbatch.java

// a batch class for every context, by @cdcarter
public class SuperBatch implements Database.Batchable<SObject>, Schedulable {
    // from anon apex, `SuperBatch.startBatch()` starts the job with batch size 100
    public static void startBatch() { (new SuperBatch()).doIt(); }
    public SuperBatch() {}
    public void doIt() { Database.executeBatch(this,100); }
    
    /* create a visualforce page below, and a list button
     * add the list button to list views to ondemand run the batch (size 100)
     * <apex:page standardController="SObject" recordSetVar="sobj"
     * 			  extensions="SuperBatch" action="{!batch}"></apex:page> */
    public PageReference batch() { doIt(); return new PageReference('/');}
    public SuperBatch(ApexPages.StandardSetController ssc) {}
    
    // allows the class to be scheduled as schedulable apex for overnight run
    public void execute(SchedulableContext sc) { doIt(); }
    
    // your batch logic below!
    public Iterable<SObject> start(Database.BatchableContext bc) {return null;}
    public void execute(Database.BatchableContext bc,List<SObject> l) {}
    public void finish(Database.BatchableContext bc) {}
}