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What does read() return at end of file?
What does read() return at end of file? 0 A defined (but false) 0 value is the proper indication of the end of file for read() and sysread().
2013-09-09, 2634👍, 0💬

How to Retrieve Warnings?
How to Retrieve Warnings? SQLWarning objects are a subclass of SQLException that deal with database access warnings. Warnings do not stop the execution of an application, as exceptions do; they simply alert the user that something did not happen as planned. A warning can be reported on a Connection ...
2013-07-15, 2634👍, 0💬

How do you create thread in.NET?
How do you create thread in.NET? 1) Import System.Threading 2) Create a new thread using new Thread() and assign the address of the method 3) Use Thread.Start method to start the execution using System; using System.Threading; public class Test { static void Main() { ThreadStart job = new ThreadStar...
2014-11-19, 2633👍, 0💬

What is thread?
What is thread? A thread is an independent path of execution in a system.
2012-06-07, 2633👍, 0💬

How do I include static files within a JSP page?
How do I include static files within a JSP page? Static resources should always be included using the JSP include directive. This way, the inclusion is performed just once during the translation phase. Do note that you should always supply a relative URL for the file attribute. Although you can also...
2013-07-17, 2632👍, 0💬

What's the difference between an interface and an abstract class?
What's the difference between an interface and an abstract class? An abstract class may contain code in method bodies, which is not allowed in an interface. With abstract classes, you have to inherit your class from it and Java does not allow multiple inheritance. On the other hand, you can implemen...
2012-05-21, 2631👍, 0💬

What does this do? gacutil /l | find /i “about”
What does this do? gacutil /l | find /i “about” Answer1: This command is used to install strong typed assembly in GAC Answer2: gacutil.exe is used to install strong typed assembly in GAC. gacutil.exe /l is used to lists the contents of the global assembly cache. |(pipe) symbol is used to filte...
2014-02-19, 2630👍, 0💬

Can a double value be cast to a byte?
Can a double value be cast to a byte? Yes, a double value can be cast to a byte.
2012-10-25, 2628👍, 0💬

How many bits are used to represent Unicode, ASCII, UTF-16, and UTF-8 characters?
How many bits are used to represent Unicode, ASCII, UTF-16, and UTF-8 characters? Unicode requires 16 bits and ASCII require 7 bits. Although the ASCII character set uses only 7 bits, it is usually represented as 8 bits. UTF-8 represents characters using 8, 16, and 18 bit patterns. UTF-16 uses 16-bi...
2012-09-27, 2628👍, 0💬

What is the preferred size of a component?
What is the preferred size of a component? The preferred size of a component is the minimum component size that will allow the component to display normally.
2012-09-19, 2627👍, 0💬

Can a top level class be private or protected?
Can a top level class be private or protected? No. A top level class can not be private or protected. It can have either "public" or no modifier. If it does not have a modifier it is supposed to have a default access.If a top level class is declared as private the compiler will complain that the "mo...
2013-05-15, 2626👍, 0💬

What is the purpose of the wait(), notify(), and notifyAll() methods?
What is the purpose of the wait(), notify(), and notifyAll() methods? The wait(),notify(), and notifyAll() methods are used to provide an efficient way for threads to wait for a shared resource. When a thread executes an object's wait() method, it enters the waiting state. It only enters the ready s...
2012-10-31, 2624👍, 0💬

What is the List interface?
What is the List interface? The List interface provides support for ordered collections of objects.
2013-04-10, 2622👍, 0💬

Does the code in finally block get executed if there is an exception and a return statement in a catch block?
Does the code in finally block get executed if there is an exception and a return statement in a catch block? If an exception occurs and there is a return statement in catch block, the finally block is still executed. The finally block will not be executed when the System.exit(1) statement is execut...
2012-08-10, 2619👍, 0💬

How do I mix JSP and SSI #include?
How do I mix JSP and SSI #include? Answer 1 If you're just including raw HTML, use the #include directive as usual inside your .jsp file. But it's a little trickier if you want the server to evaluate any JSP code that's inside the included file. If your data.inc file contains jsp code you will have ...
2013-08-05, 2618👍, 0💬

What is the difference between a static and a non-static inner class?
What is the difference between a static and a non-static inner class? A non-static inner class may have object instances that are associated with instances of the class's outer class. A static inner class does not have any object instances.
2012-11-06, 2618👍, 0💬

What is an abstract method?
What is an abstract method? An abstract method is a method whose implementation is deferred to a subclass.
2012-11-01, 2616👍, 0💬

Is sizeof a keyword?
Is sizeof a keyword? The sizeof operator is not a keyword.
2012-10-01, 2615👍, 0💬

Can one create a method which gets a String and modifies it?
Can one create a method which gets a String and modifies it? No. In Java, Strings are constant or immutable; their values cannot be changed after they are created, but they can be shared. Once you change a string, you actually create a new object. For example: String s = "abc"; //create a new String...
2012-08-24, 2615👍, 0💬

What is native code?
What is native code? The native code is code that after you compile it, the compiled code runs on a specific hardware platform.
2013-02-21, 2613👍, 0💬

What happens when a thread cannot acquire a lock on an object?
What happens when a thread cannot acquire a lock on an object? If a thread attempts to execute a synchronized method or synchronized statement and is unable to acquire an object's lock, it enters the waiting state until the lock becomes available.
2012-11-14, 2612👍, 0💬

What is the difference between Swing and AWT components?
What is the difference between Swing and AWT components? AWT components are heavy-weight, whereas Swing components are lightweight. Heavy weight components depend on the local windowing toolkit. For example, java.awt.Button is a heavy weight component, when it is running on the Java platform for Uni...
2012-08-22, 2612👍, 0💬

What are the XML files that are important in developing an ASP.NET application?
What are the XML files that are important in developing an ASP.NET application? The XML file necessary for the for developing an asp.net application is Web.config
2014-09-22, 2611👍, 0💬

What comes to mind when you hear about a young generation in Java?
What comes to mind when you hear about a young generation in Java? Garbage collection.
2013-04-14, 2611👍, 0💬

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