JAVA Questions and Answers
Difference Between throw and throws in Java
The throw and throws are the two keywords used in exception handling. In this article, you will learn about how both of them are different from one another.
The throw and throws are the two keywords used in exception handling. In this article, you will learn about how both of them are different from one another.
In Java programming, for every occurrence of an exception, there generates an exception object, which holds all the details of the exception. Then the program searches for its respective exception handler. If found, the exception is handled or resolved, or else the program execution stops.
In Java, deadlock is a situation that arises in the multithreading concept. This situation may appear in cases where one of your thread is waiting for an object lock, which is acquired by another thread and the second thread waiting for object lock acquired by the first one.
In C, you can state the size of your structure (struct) or union members in the form of bits. This concept is to because of efficiently utilizing the memory when you know that your amount of a field or collection of fields is not going to exceed a specific limit or is in-between the desired range.
C language provides many functions that come in header files to deal with allocating and managing memories. This tutorial will give brief information about managing memory in your program using some functions and their respective header files.
The Web-based database management system is one of the essential parts of DBMS and is used to store web application data. Web-based Database management system is used to handle those databases that are having data regarding E-commerce, E-business, Blog, e-mail and other online applications.
The web is a hypermedia-based structure which provides a source of browsing information over the internet in a non-sequential format by the use of hyperlinks which redirects users to more resources and information.
Data Recovery is the method of restoring the database to its correct state in the event of a failure at the time of the transaction or after the end of a process.
DBMS implements a concurrency control technique using a protocol which prevents database accesses from prying with one another.
Indentation in Python refers to the (spaces and tabs) that are used at the beginning of a statement. The statements with the same indentation belong to the same group called a suite.
A Python program to display the stars in an equilateral triangular form using a single for loop. It is also called the program of creating a Pyramid Pattern from Star shape.
The variable concept is different in Python compared to other programming languages, which is explained in this tutorial. In Python, a variable is seen as a tag tied to some value.
Comments in Python are non-executable statements. It means neither the Python compiler nor the PVM (Python Virtual Machine) will execute them. Comments are intended for human understanding, not for the compiler or PVM. Therefore they are called non-executable statements.
An API document file is a text or HTML file that contains a description of all the features of the software, language, or product. In this tutorial, the way to create an API document file in Python is explained through an example.
In Java, there are several ways to do the same thing, and in this tutorial, various techniques have been demonstrated to calculate the power of a number.
NumPy is a linear algebra library for Python, and it is so famous and commonly used because most of the libraries in PyData's environment rely on Numpy as one of their main building blocks. Moreover, it is fast and reliable.
Python is known for its neatness and clean data readability and handling feature. There are various techniques for handling data in Python such as using Dictionaries, Tuples, Matrices, etc. In this tutorial, you will be learning about the matrices and its functionalities.
IPython can be said as an interactive CLI (Command-line Interface) for Python. It provides the Jupyter notebook which is a web application that provides an interactive environment for computing and analyzing the data.
Both abstract class and interface are the major components of the Java language. Both these techniques are used for hiding the implementing part and exposing the functionality part of a program to its users.
