Question posted by shyam

+3 votes

1 answer

Why Hadoop doesn’t support Updates and append?

posted Nov 29, 2016

+2 votes

1 answer

What is Hadoop Ecosystem?

posted Nov 29, 2016

+1 vote

1 answer

In Scala If more than 22 fields in case class then How Spark process the data?

posted Nov 22, 2016

+1 vote

1 answer

In Scala What is difference between for loop, for with Guard, for with Yield?

posted Nov 22, 2016

+1 vote

1 answer

What do you understand by “Unit” and “()” in Scala?

posted Nov 9, 2016

+1 vote

1 answer

What is the advantage of companion objects in Scala?

posted Nov 9, 2016

+1 vote

1 answer

Why scala prefers immutability?

posted Jul 28, 2016

0 votes

1 answer

What are option, some and none in scala?

posted Jul 28, 2016

0 votes

2 answers

Which design patterns are used in Hibernate framework?

posted Apr 28, 2016

+3 votes

1 answer

What is the benefit of Hibernate Tools Eclipse plugin?

posted Apr 28, 2016

+2 votes

1 answer

Under what circumstances will a servlet be reloaded?

posted Jan 7, 2016

+1 vote

1 answer

How does get() method of HashMap works, if two keys has same hashCode?

posted Dec 29, 2015

+1 vote

1 answer

When you are writing equals() method, which other method or methods you need to override?

posted Dec 29, 2015

+1 vote

1 answer

How can the data within an HTML form be refreshed automatically whenever there is a change in the database?

posted Nov 30, 2015

+1 vote

1 answer

How do I capture a request and dispatch the exact request (with all the parameters received) to another URL?

posted Nov 30, 2015

+2 votes

1 answer

How do I separate presentation (HTML) from business logic (Java) when using servlets?

posted Nov 20, 2015

+3 votes

1 answer

How do I handle FORMs with multiple form elements (e.g. radio buttons) using the same name?

posted Nov 20, 2015

+2 votes

1 answer

How to test if an Array contains a value in Java using Linear Search ?

posted Nov 2, 2015

+1 vote

1 answer

I need Two Ways to sort HashMap in Java? Can someone share it with example?

posted Nov 2, 2015

+1 vote

1 answer

What are Similarities and Differences between HashSet vs TreeSet in Java?

posted Nov 2, 2015

+2 votes

1 answer

Can I use System.exit() in servlets?

posted Oct 22, 2015

+1 vote

1 answer

What is the difference between encodeRedirectUrl and encodeURL?

posted Oct 22, 2015

+1 vote

1 answer

How much data we can store in a session object in servlet ?

posted Oct 22, 2015

+1 vote

1 answer

What distinguishes a JavaBean from a Servlet?

posted Oct 19, 2015

+1 vote

1 answer

Is there any method to unload a servlet from Web Server memory without restarting the server?

posted Oct 19, 2015

+3 votes

1 answer

How do you share session objects between servlets and JSP?

posted Oct 15, 2015

+3 votes

1 answer

How to handle multiple concurrent database requests/updates when using JDBC with servlets?

posted Oct 15, 2015

+2 votes

1 answer

Why there are no constructors in servlets?

posted Oct 9, 2015

+2 votes

1 answer

Why use JSP when we can do the same thing with servlets?

posted Oct 9, 2015

+2 votes

1 answer

How can I daisy chain servlets together such that the output of one servlet serves as the input to the next?

posted Oct 7, 2015

+2 votes

1 answer

How do I send information and data back and forth between applet and servlet using the HTTP protocol?

posted Oct 7, 2015

+1 vote

1 answer

How do I call one servlet from another servlet?please explain with example?

posted Sep 29, 2015

+1 vote

1 answer

How does the performance of JSP pages compare with that of servlets? How does it compare with Perl scripts?

posted Sep 29, 2015

+1 vote

1 answer

Can a servlet maintain a JTA UserTransaction object across multiple servlet invocations?

posted Sep 24, 2015

+1 vote

1 answer

What’s a better approach for enabling thread-safe servlets and JSPs? SingleThreadModel Interface or Synchronization?

posted Sep 24, 2015

+4 votes

1 answer

What are few multi-threading best practices which one should follow while programming in Java?

posted Apr 23, 2015

+1 vote

1 answer

What is fork() and join() method in context of Java and what the difference between them?

posted Apr 23, 2015

+1 vote

1 answer

How do you force start a Thread in Java?

posted Apr 23, 2015

+2 votes

1 answer

What is ReadWrite Lock? Does ConcurrentHashMap uses ReadWrite Lock?

posted Apr 3, 2015

+2 votes

1 answer

How to make an Object Immutable in Java? Why should you make an Object Immutable?

posted Apr 3, 2015

+1 vote

2 answers

Why String is Final in Java?

posted Apr 3, 2015

+2 votes

2 answers

What is HTTP Tunneling ?

posted Feb 19, 2015

+1 vote

1 answer

Which protocol will be used by browser and servlet to communicate ?

posted Feb 19, 2015

+1 vote

1 answer

What is a cookie ? What is the difference between session and cookie ?

posted Feb 19, 2015

+2 votes

1 answer

What is a Server Side Include (SSI) ?

posted Feb 4, 2015

+4 votes

2 answers

What is meant by a Web Application ?

posted Feb 4, 2015

+2 votes

1 answer

What is the difference between doGet() and doPost() ?

posted Feb 4, 2015

+2 votes

1 answer

Explain the life cycle of a Servlet in JAVA?

posted Feb 4, 2015

+1 vote

1 answer

What are JSP actions ?

posted Jan 21, 2015

+1 vote

1 answer

What are Declarations and Expressions in JSP?

posted Jan 21, 2015