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What is delay signing?
What is delay signing? Delay signing allows you to place a shared assembly in the GAC by signing the assembly with just the public key. This allows the assembly to be signed with the private key at a later stage, when the development process is complete and the component or assembly is ready to be d...
2014-12-31, 2738👍, 0💬

What happens if you dont initialize an instance variable of any of the primitive types in Java?
What happens if you dont initialize an instance variable of any of the primitive types in Java? Java by default initializes it to the default value for that primitive type. Thus an int will be initialized to 0, a boolean will be initialized to false.
2013-06-27, 2736👍, 0💬

What restrictions are placed on the values of each case of a switch statement?
What restrictions are placed on the values of each case of a switch statement? During compilation, the values of each case of a switch statement must evaluate to a value that can be promoted to an int value.
2012-12-04, 2736👍, 0💬

What is the differnce between final, finally and finalize?
What is the differnce between final, finally and finalize? final is used for making a class no-subclassable, and making a member variable as a constant which cannot be modified. finally is usuall used to release all the resources utilized inside the try block. All the resources present in the finali...
2012-09-10, 2736👍, 0💬

What is the Properties class?
What is the Properties class? The properties class is a subclass of Hashtable that can be read from or written to a stream. It also provides the capability to specify a set of default values to be used.
2012-07-05, 2736👍, 0💬

What is the difference between a Choice and a List?
What is the difference between a Choice and a List? A Choice is displayed in a compact form that requires you to pull it down to see the list of available choices. Only one item may be selected from a Choice. A List may be displayed in such a way that several List items are visible. A List supports ...
2012-12-24, 2735👍, 0💬

What is the difference between preemptive scheduling and time slicing?
What is the difference between preemptive scheduling and time slicing? Under preemptive scheduling, the highest priority task executes until it enters the waiting or dead states or a higher priority task comes into existence. Under time slicing, a task executes for a predefined slice of time and the...
2012-06-26, 2735👍, 0💬

What is the purpose of the Runtime class?
What is the purpose of the Runtime class? The purpose of the Runtime class is to provide access to the Java runtime system.
2012-07-07, 2733👍, 0💬

What is the difference in using request.getRequestDispatcher() and context.getRequestDispatcher()?
What is the difference in using request.getRequestDispatcher() and context.getRequestDispatcher() ?request.getRequestDispatcher(p ath):In order to create it we need to give the relative path of the resource context.getRequestDispatcher(p ath):In order to create it we need to give the absolute path o...
2013-08-12, 2731👍, 0💬

What is the difference between yielding and sleeping?
What is the difference between yielding and sleeping? When a task invokes its yield() method, it returns to the ready state. When a task invokes its sleep() method, it returns to the waiting state.
2012-06-15, 2731👍, 0💬

What is design by contract?
What is design by contract? The design by contract specifies the obligations of a method to any other methods that may use its services and also theirs to it. For example, the preconditions specify what the method required to be true when the method is called. Hence making sure that preconditions ar...
2012-08-15, 2730👍, 0💬

How can I find out how much memory is available?
How can I find out how much memory is available? Your operating system may provide a routine which returns this information, but it's quite system-dependent. (Also, the number may vary over time.) If you're trying to predict whether you'll be able to allocate a certain amount of memory, just try it-...
2016-04-23, 2728👍, 0💬

A set of tables are maintained in a Dataset as ...
A set of tables are maintained in a Dataset as ... A set of tables are maintained in a Dataset as * TablesCollection object * DataTableCollection object * DataRowsCollection object * TableRowCollection object TablesCollection object
2014-07-11, 2728👍, 0💬

What is JSP page?
What is JSP page? A JSP page is a text-based document that contains two types of text: static template data, which can be expressed in any text-based format such as HTML, SVG, WML, and XML, and JSP elements, which construct dynamic content.
2013-07-08, 2726👍, 0💬

What is the advantage of the event-delegation model over the earlier event-inheritance model?
What is the advantage of the event-delegation model over the earlier event-inheritance model? The event-delegation model has two advantages over the event-inheritance model. First, it enables event handling to be handled by objects other than the ones that generate the events (or their containers). ...
2012-10-30, 2724👍, 0💬

What is the Vector class?
What is the Vector class? The Vector class provides the capability to implement a growable array of objects
2012-06-20, 2724👍, 0💬

How to dereference a reference?
How to dereference a reference? There are a number of ways to dereference a reference. Using two dollar signs to dereference a scalar. $original = $$strref; Using @ sign to dereference an array. @list = @$arrayref; Similar for hashes.
2013-09-13, 2723👍, 0💬

Can a JSP page process HTML FORM data?
Can a JSP page process HTML FORM data? Yes. However, unlike servlets, you are not required to implement HTTP-protocol specific methods like doGet() or doPost() within your JSP page. You can obtain the data for the FORM input elements via the request implicit object within a scriptlet or expression a...
2013-07-30, 2723👍, 0💬

What is an Iterator interface?
What is an Iterator interface? The Iterator interface is used to step through the elements of a Collection.
2012-06-21, 2720👍, 0💬

When a thread is created and started, what is its initial state?
When a thread is created and started, what is its initial state? A thread is in the ready state after it has been created and started.
2013-06-07, 2719👍, 0💬

What is an IO filter?
What is an IO filter? An IO filter is an object that reads from one stream and writes to another, usually altering the data in some way as it is passed from one stream to another.
2012-08-02, 2717👍, 0💬

When is the ArithmeticException throwQuestion: What is the GregorianCalendar class?
When is the ArithmeticException throwQuestion: What is the GregorianCalendar class? The GregorianCalendar provides support for traditional Western calendars.
2012-07-04, 2717👍, 0💬

How can you create a strong name for a .NET assembly?
How can you create a strong name for a .NET assembly? With the help of Strong Name tool (sn.exe).
2014-12-22, 2715👍, 0💬

What are the implicit objects?
What are the implicit objects? Implicit objects are objects that are created by the web container and contain information related to a particular request, page, or application. They are: --request --response --pageContext --session --application --out --config --page --exception
2013-07-08, 2715👍, 0💬

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