Today when I tried to start up oracle 11g r2 express server it failed to open. The alert.log file stated the following problems Ora-00322 : log 1 of thread 1 is not current copy ora-00312: online log 1 thread 1: ‘C:\oraclexe\….\xe\onlinelog\(…).log Errors in file C:\oraclexe\…..\xe_lgwr_xx.trc   The solution was simple SQL> startup mount; SQL> recover database until cancel; SQL> alter database open resetlogs;

While googling for C# interview test programs, I came across this ‘FizzBuzz’ thing. To sum up the disucussion about FizzBuzz, most of the interviewers agree that a programmer should atleast know how to code the FizzBuzz problem. The Problem: Write a program that prints the numbers from 1 to 100. But for multiples of three print “Fizz” instead of the number and for the multiples of five print “Buzz”. For numbers which are multiples »

What most of the beginner level and intermediate programming/software/web development books teach us are merely techniques and methods of achieving/ accomplishing something. There can be a hundred ways of completing a task at hand. There are more than one ways to write an application which provides a user with a UI where he can enter his detail and then click a button to save these details in a database. Most of the books and our teachers at university »

Basics public and protected keywords are used to specify the access level of the method. Public methods can be accessed by any other code in the same assembly or another assembly that references it while protected methods can be accessed only by code in the same class or struct, or in a class that is derived from that class. The virtual keyword allows a method to be overridden in a derived class. Difference Lets try to understand the difference »