Methods in JavaMethod describe behavior of an object. A method is a collection of statements that are group together to perform an operation.Syntax :return-type methodName(parameter-list){ /… Read More

A constructor is a special method that is used to initialize an object.Every class has a constructor,if we don't explicitly declare a constructor for any java class the compiler builds a def… Read More

this keyword is used to refer to current object.this is always a reference to the object on which method was invoked.this can be used to invoke current class constructor.this… Read More

In Java destruction of object from memory is done automatically by the JVM. When there is no reference to an object, then that object is assumed to be no longer needed and the memory occupie… Read More

Modifiers in JavaModifiers are keywords that are added to change meaning of a definition. In Java, modifiers are catagorized into two types,Access control modifierNon Access Modifier1) Acces… Read More

Inheritance (IS-A)Inheritance is one of the key features of Object Oriented Programming. Inheritance provided mechanism that allowed a class to inherit property of another class. When a… Read More

Aggregation (HAS-A)HAS-A relationship is based on usage, rather than inheritance. In other words, class A has-a relationship with class B, if code in class A has a reference to an… Read More

When a method in a sub class has same name and type signature as a method in its super class, then the method is known as overridden method. Method overriding is also referred to as runtime… Read More

Runtime Polymorphism or Dynamic method dispatchDynamic method dispatch is a mechanism by which a call to an overridden method is resolved at runtime. This is how java implements runtime poly… Read More

In Java, instanceof operator is used to check the type of an object at runtime. It is the means by which your program can obtain run-time type information about an object. ins… Read More

Command line argument in JavaThe command line argument is the argument passed to a program at the time when you run it. To access the command-line argument inside a java program is quite eas… Read More

Package are used in Java, in-order to avoid name conflicts and to control access of class, interface and enumeration etc. A package can be defined as a group of similar types of classes, int… Read More

If a class contain any abstract method then the class is declared as abstract class. An abstract class is never instantiated. It is used to provide abstraction. Although it does not provide… Read More

Interface is a pure abstract class.They are syntactically similar to classes, but you cannot create instance of an Interface and their methods are declared without any body. Interf… Read More

The Collection classesJava provides a set of Collection classes that implements Collection interface. Some of these classes provide full implementations that can be used as it is and other a… Read More

Accessing a CollectionTo access, modify or remove any element from any collection we need to first find the element, for which we have to cycle throught the elements of the collection. There… Read More

A Map stores data in key and value association. Both key and values are objects. The key must be unique but the values can be duplicate. Although Maps are a part of Collection Framework, the… Read More

In Java, Comparator interface is used to order the object in your own way. It gives you ability to decide how element are stored within sorted collection and map.Comparator Interface defines… Read More

Legacy ClassesEarly version of java did not include the Collection framework. It only defined several classes and interface that provide method for storing objects. When Colle… Read More

Applet in JavaApplets are small Java applications that can be accessed on an Internet server, transported over Internet, and can be automatically installed and run as apart of a web document… Read More

Important Notice:Agar aap hacking karne me interest rakhte hai to abhi yanha click karke ek app apne mobile me download karke install kar le.Is app ke andar aapko bahut se hac… Read More

Ethical Hacking Full Course In Hindi Ke Topic Jo Aap Iss Post Me SeekhengeSabse pehle aapko ye janna bahut jaruri hai ki aap is long describe post me kya kya seekhnge aur… Read More

Passera - Android App For HackersHacking se bachne ka abse achha aur sabse aasan tarika yahi hai ki aap apne android phone par bane  social accounts ka password non hackable form me cre… Read More

What Is Tab Napping Technique In Hindi?Is method me hum ek game design karte ya fir ek aisi website ya video banate hai jisme hum apni kuchh programming script integrate kar dete hai ,jab bh… Read More

Hello dosto aaj ka post apko bahut chaukane bala hoga ,aapko believe hi nhi hoga ki aap bhi ab kisi ka bhi phone hack kar sakte hai aur wo sab kuchh jaan sakte hai jo us mobile ka owner jant… Read More

{{Smart and Easy Guide To Remove Malwares From Your Computer}}Ye ek detailed guide hai jo main khaas taur par un logo ke liye write kar raha hoon jinhe tarah tarah ki problems ka samna karna… Read More

Aaj kal kaun aisa hoga jo google search engine ko nhi janta hoga,Aaj ke is post me hum apko google ki best tricks batayenge jo aapne pehle kabhi nhi dekhi hongi aur na hi unhe ajmaya hoga.Ba… Read More

Step By Step Tarika Facebook Ka Phishng Apk Banane KaAap android user ho to aap ye to achhe se hi jante honge ki android ke software ko apk file kehte… Read More

Aapko Kya Kya Karna Hai WiFi Hack Karne Se Pehle?1. sabse pehli baat to aapke paas ek android phone hona chahiye achha bala ,main yanha par aapko bata du ki kuc… Read More

Best Android Rooting Software To Get Root Access With Computer:1) Kingo Android RootIt is the most helpful app for rooting your phone because it… Read More

How To Use Root Genius To Root Any Android DeviceStep 1: First of all you need to enable debugging on your android phone,here you have three ways to do it accor… Read More

Step By Step Process Pendrive Me Password Daalne KaAap neeche diye gaye steps ko ek ek kar ke sahi se read aur follow  kariye ,Main yanha par apne computer me dali windows 8 ke liye ste… Read More

Is Trick Se Apko Kya Kya Fayda Hoga?1.Aapki file lock ho jayegi password se jise aapke alava koi bhi nhi dekh sakta2.Lock hone ke baad wo photo ya video ya pura ka pura folder aapki gallery… Read More

Kis Kis Cheej Ki Jarurat Padegi Aapko?1.sabse pehli baat to aapko jarurat padegi ek pendrive ki minimum 2 gb2.Thodi si computer knowledge ki3. 5 minute ka time4.Aur last ek computer ki (lol… Read More

(How to compile c program in hindi full tutorial)Hello dosto,main  aapka is bilingual blog me hardik swagat karta hoo.Aaj kaye post un logo ke liye hai jo programming language jais… Read More

Hello dosto aapka is ExtraTipsTricks blog me hardik swagat hai ,jaisa ki aap jante hai main yanha par hacking se related article post karta aa raha hoon wo bhi apni hindi langueg me ,jo un l… Read More

Step By Step Process Facebook Ki Sabhi Friends Request Ko Ek Single Click Me Accept Karne Ke LiyeDosto main aapko pura tarika simple form me samjhane ja raha hoon please ek ek step ko ek dam… Read More

Step:1)  Sabse pehle ek app ko download kariye neeche di gyi download button par click karke and apne phone me install kar lijiye tabhi aage ke steps follow kariye.Step:2… Read More

Step By Step Tarika Kisi Bhi Vunerable Website Ko Hack Karne KaNeeche me aapko pura step by step tarika bata raha hoon kisi bhi website ko hack karne ke liye ,aapse request hai ki aap isko s… Read More

Email kya hai?Email address kya hota hai detail me ek ek word janenge.Email server kya hota hai?Types Of Email Server?Email work kaise karta hai step by step?Hum apna email account par login… Read More

Top Whatsapp Tricks And Tips And Hacks  In Hindi 2016#1) Kisi Dusre Ke Whatsapp Id Ko Hack Kaise&nbs&hell…Read More

Step By Step Whatsapp Par Prank Photo Send Karne Ke LiyeStep:1)  Sabse pehle aapko neeche di gyi link par jakar ye app download karna hoga.>Step:2) Jab aap y… Read More

Connecting to Oracle Database using Thin DriverTo connect a Java application with Oracle database using Thin Driver. You need to follow the following stepsLoad Driver Class: The Driver… Read More

Connecting to Access Database using Type-1 DriverTo connect a Java application with Access database using JDBC-ODBC Bridge(type-1) Driver. You need to follow the following stepsCreate DSN Na… Read More

Steps to connect a Java Application to DatabaseThe following 5 steps are the basic steps involve in connecting a Java application with Database using JDBC.Register the DriverCreate a Connect… Read More