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What is the difference between Debug.Write and Trace.Write? When should each be used?
What is the difference between Debug.Write and Trace.Write? When should each be used? Answer1: The Debug.Write call won’t be compiled when the DEBUG symbol is not defined (when doing a release build). Trace.Write calls will be compiled. Debug.Write is for information you want only in debug builds... 2014-02-24, 2183👍, 0💬

Which dll is required to translate XML to SQL in IIS ?
Which dll is required to translate XML to SQL in IIS ? Microsoft.data.sqlxml.dll 2013-12-24, 2183👍, 0💬

What is the difference between a field variable and a local variable?
What is the difference between a field variable and a local variable? A field variable is a variable that is declared as a member of a class. A local variable is a variable that is declared local to a method. 2012-12-25, 2183👍, 0💬

What methods are used to get and set the text label displayed by a Button object?
What methods are used to get and set the text label displayed by a Button object? getLabel() and setLabel() 2013-01-30, 2180👍, 0💬

Name four Container classes.
Name four Container classes. Window, Frame, Dialog, FileDialog, Panel, Applet, or ScrollPane 2012-12-21, 2180👍, 0💬

What is OOPS?
What is OOPS? OOP is the common abbreviation for Object-Oriented Programming. 2013-02-27, 2178👍, 0💬

If we develop an application that must accommodate multiple security levels through secure login and ASP.NET web application is
If we develop an application that must accommodate multiple security levels through secure login and ASP.NET web application is spanned across three web-servers (using round-robin load balancing) what would be the best approach to maintain login-in state for the users? If we develop an application t... 2014-08-27, 2176👍, 0💬

What are different types of inner classes?
What are different types of inner classes? Nested top-level classes, Member classes, Local classes, Anonymous classes Nested top-level classes- If you declare a class within a class and specify the static modifier, the compiler treats the class just like any other top-level class. Any class outside ... 2013-05-13, 2173👍, 0💬

How is static Synchronization different form non-static synchronization?
How is static Synchronization different form non-static synchronization? When Synchronization is applied on a static Member or a static block, the lock is performed on the Class and not on the Object, while in the case of a Non-static block/member, lock is applied on the Object and not on class. [Tr... 2013-03-19, 2172👍, 0💬

How can we make a class Singleton
How can we make a class Singleton A) If the class is Serializable class Singleton implements Serializable { private static Singleton instance; private Singleton() { } public static synchronized Singleton getInstance() { if (instance == null) instance = new Singleton(); return instance; } /** If the ... 2013-03-18, 2172👍, 0💬

Why can't I say just abs() or sin() instead of Math.abs() and Math.sin()?
Why can't I say just abs() or sin() instead of Math.abs() and Math.sin()? The import statement does not bring methods into your local name space. It lets you abbreviate class names, but not get rid of them altogether. That's just the way it works, you'll get used to it. It's really a lot safer this ... 2013-02-15, 2172👍, 0💬

What are the advantages and drawbacks of using ADO.NET?
What are the advantages and drawbacks of using ADO.NET? Pros ==== ADO.NET is rich with plenty of features that are bound to impress even the most skeptical of programmers. If this weren’t the case, Microsoft wouldn’t even be able to get anyone to use the Beta. What we’ve done here is come ... 2013-12-13, 2170👍, 0💬

What is the output of the following Perl program?
What is the output of the following Perl program? 1 $p1 = "prog1.java"; 2 $p1 =~ s/(.*)\.java/$1.cpp/; 3 print "$p1\n"; prog1.cpp 2013-08-30, 2169👍, 0💬

What is a Throughput Collector?
What is a Throughput Collector? The throughput collector is a generational collector similar to the default collector but with multiple threads used to do the minor collection. The major collections are essentially the same as with the default collector. By default on a host with N CPUs, the through... 2013-03-25, 2169👍, 0💬

What is the difference between a constructor and a method?
What is the difference between a constructor and a method? A constructor is a member function of a class that is used to create objects of that class. It has the same name as the class itself, has no return type, and is invoked using the new operator. A method is an ordinary member function of a cla... 2013-04-29, 2168👍, 0💬

What are the two basic ways in which classes that can be run as threads may be defined?
What are the two basic ways in which classes that can be run as threads may be defined? A thread class may be declared as a subclass of Thread, or it may implement the Runnable interface. 2013-01-31, 2168👍, 0💬

How are this() and super() used with constructors?
How are this() and super() used with constructors? This() is used to invoke a constructor of the same class. super() is used to invoke a superclass constructor. 2013-06-13, 2165👍, 0💬

ASP.NET interview questions only (2)
ASP.NET interview questions only (2) 1. What is a static class? 2. What is static member? 3. What is static function? 4. What is static constructor? 5. How can we inherit a static variable? 6. How can we inherit a static member? 7. Can we use a static function with a non-static variable? 8. How can ... 2014-01-08, 2164👍, 0💬

What will be the output on executing the following code...
What will be the output on executing the following code... What will be the output on executing the following code. public class MyClass { public static void main (String args[] ) { int abc[] = new int [5]; System.out.println(abc[0]); } } A Error array not initialized B 5 C 0 D Print some junk chara... 2013-03-11, 2164👍, 0💬

How do I send e-mail from a Perl/CGI program on a Unix system?
How do I send e-mail from a Perl/CGI program on a Unix system? Sending e-mail from a Perl/CGI program on a Unix computer system is usually pretty simple. Most Perl programs directly invoke the Unix sendmail program. We'll go through a quick example here. Assuming that you've already have e-mail info... 2013-09-04, 2162👍, 0💬

What is a marker interface ?
What is a marker interface ? An interface that contains no methods. Eg: Serializable, Cloneable, SingleThreadModel etc. It is used to just mark java classes that support certain capability. 2013-03-11, 2161👍, 0💬

Why aren't Perl's patterns regular expressions?
Why aren't Perl's patterns regular expressions? Because Perl patterns have backreferences. A regular expression by definition must be able to determine the next state in the finite automaton without requiring any extra memory to keep around previous state. A pattern /([ab]+)c\1/ requires the state m... 2013-09-02, 2160👍, 0💬

How to open and read data files with Perl
How to open and read data files with Perl Data files are opened in Perl using the open() function. When you open a data file, all you have to do is specify (a) a file handle and (b) the name of the file you want to read from. As an example, suppose you need to read some data from a file named "check... 2013-08-22, 2158👍, 0💬

What is Session Facade pattern?
What is Session Facade pattern? Session facade is one design pattern that is often used while developing enterprise applications. It is implemented as a higher level component (i.e.: Session EJB), and it contains all the iteractions between low level components (i.e.: Entity EJB). It then provides a... 2013-03-15, 2158👍, 0💬

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.NET C C++ CSS DBA General HTML Java JavaScript JSP JUnit MySQL Networking Oracle Perl Perl PHP PL/SQL RSS Software QA SQL Server Struts Unix Windows XHTML XML