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JAVA Questions and Answers

What is Deadlock in Java Threads?

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.

C Programming

Bit Fields in C

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 Programming

C Memory Management

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.

DBMS (Database Management System)

Web-based Database Management System

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.


What is Web?

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.

DBMS (Database Management System)

Data Recovery in DBMS

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.

  • What is Data Recovery?
  • What is the Need for Recovery of data?
  • Recovery Facilities.
Python Programming

Comments in Python

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.

Python Programming

Create API Documentation File in Python

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.

Python Data Science

Introduction to NumPy Library

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 Data Science

Matrices in Python

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.

Python Data Science

Setup Jupyter Notebook

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.