Advances Java
A File is an abstract path, it has no physical existence. It is only when “using” that File that the underlying physical storage is hit. When the file is getting created indirectly the abstract path is getting created. Steps To Create A New File In Java Primary, in order to create a new file, inbuilt … Read more
Java.io.File Class In Java Java File class is Java’s representation of a file or directory pathname. Because file and directory names have different formats on different platforms, a simple string is not adequate to name them. It is an abstract representation of files and directory pathnames. A pathname, whether abstract or in string form can … Read more
Java.io Package This package provides for system input and output through data streams, serialization and the file system. Unless otherwise noted, passing a null argument to a constructor or method in any class or interface in this package will cause a NullPointerException to be thrown. BufferedInputStream BufferedOutputStream BufferedReader BufferedWriter ByteArrayInputStream ByteArrayOutputStream CharArrayReader CharArrayWriter – Set1 … Read more
Java.lang package Provides classes that are fundamental to the design of the Java programming language. The most important classes are Object, which is the root of the class hierarchy, and Class, instances of which represent classes at run time.Following are the Important Classes in Java.lang package :1. Boolean: The Boolean class wraps a value of … Read more
Java.util Package It contains the collections framework, legacy collection classes, event model, date and time facilities, internationalization, and miscellaneous utility classes (a string tokenizer, a random-number generator, and a bit array). Following are the Important Classes in Java.util package : 1. AbstractCollection: This class provides a skeletal implementation of the Collection interface, to minimize the … Read more
Package in Java is a mechanism to encapsulate a group of classes, sub-packages, and interfaces. All we need to do is put related classes into packages. After that, we can simply write an import class from existing packages and use it in our program. A package is a container of a group of related classes … Read more
A well-liked programming language is Java. Java is used to create a wide range of applications, including games, desktop applications, online applications, and mobile apps. Packages Are Used For Preventing naming conflicts. For example there can be two classes with name Employee in two packages, college.staff.cse.Employee and college.staff.ee.Employee Making searching/locating and usage of classes, interfaces, … Read more
Java Servlets are Java-based components that are used to extend the functionality of web servers and develop dynamic web applications. Servlets are part of the Java Enterprise Edition (Java EE) platform, now known as Jakarta EE, and they are typically used to handle HTTP requests and generate HTTP responses. Here Are Some Key Points About … Read more
Advanced Java refers to a set of advanced programming concepts and features in the Java programming language, which builds upon the fundamentals of core Java. It includes various libraries, frameworks, and techniques that allow developers to create more sophisticated and powerful applications. About Advance Java Java Enterprise Edition (Java EE): Java EE, now known as … Read more
Java is a versatile and widely-used programming language known for its portability, flexibility, and robustness.
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