nodemcu library

How to work on Nodemcu

Nodemcu is system on chip with esp8266- 12 E wifi module. Nodemcu used to provide internet connectivity. By programming in Arduino IDE we can distinguish input and output functionality according to our need. We can send our data cloud server… Continue Reading

what is iot

Hardware need for Iot system

Hardware Need for Iot system Internet of things is becoming famous for better utilization of its resources. If you are willing to do on the making on Iot system there is need of basic knowledge of embedded design, networking and… Continue Reading

what is iot

What is Internet of things

WHAT IS INTERNET OF THINGS The internet of things is cutting edge technology in which every electricity consumption device or physical object is accessed by the internet. In internet of things system all devices controlling is depend on the data… Continue Reading


What is Multithreaded Programming in Java

MultiThread in Java A multithreaded program contains two or more parts that can run concurrently.Each part of such program is called a thread. Each thread defines a separate path of execution. Multithreading is specialized form of multitasking Multithreading enables you… Continue Reading


How to write empty function in python

Write empty function in python In C/C++ and Java, we can write empty function as following

But in python we write like that than the compile error is occurred


To write empty functions, we use pass… Continue Reading


Exception Handling in java programming

Exception Handling A java exception is an object that describe an error condition that has occurred in a piece of code. Example

The compilation of code is executed properly but when we compile the code that was error occurred… Continue Reading


Application use of python programming

Basic of python Python is a high-level, interpreted, interactive and object-oriented scripting language. Python is designed to be highly readable. Why python is prefer:- 1. Software Quality:- Python code is designed to be readable, and hence reusable and maintainable—much more… Continue Reading


how to create and access package in java

Package Package is defined as the collection of classes, interfaces and is a name space in which classes are stored package keyword is used to define the package package have 2 types Built-in package(eg.- java, lang, awt, javax, swing,… Continue Reading


use of static keyword in java

use of static in java Normally, a class member must be accessed only with an object of its class.In java it is possible to create a member,precede its declaration with the keyword static.When a member is declared static,it can be… Continue Reading


Type promotion of expression in java

Type promotion of expression in java In an expression the precision required of an Intermediate value will sometimes exceed the range of other operand For example

expression (a*b) easily exceed the range of its byte operand.Thus, java promote each… Continue Reading


What is the object oriented in java

What is the object oriented in java What is object oriented in java Encapsulation :- Encapsulation is a protective wrapper that prevents the code and data from being arbitrarity accessed by other code defined outside the wrapper. Encapsulation :- Encapsulation… Continue Reading