1. How to restrict a class from allowing to create only one object. I.e., one should be allowed to create only one object of the class type.1 5836
2. I've a class Parent Class A and a Derived Class B. Here is a scenario. I've an instance of Class A as objA and an instance of Class B as objB. I can refer a child class variable as objB=objA, but cannot do objA=objB what is the reason?2 3201
It was told that .Net 2.0 Framework has got it's in built webserver. Does it mean that it doesn't need IIS? What is the significance of Front Page Server Extensions in creating or hosting a Web Application in .net?1 2380
What is the difference between a web custom control,web user control and a web part.1 5363
How an rtd work, and what volts/current goes to a rtd to measure the resistance?
What is api level, codename of android 4.0.3 – 4.0.4?
how flow current in 220 kv line to line
How to open standard output as a file handle?
What is a derived table?
What are functions of Banks and how does banking affect the economy of the country?
Explain what is string interpolation in angular.js ?
need previous placement test papers of infosys and soctronics
what is the transiant condition in alternator? and how it can be prevanted?
Can you mention some features of spark?
Which two entities, store, and site-hybris had created? Are they related? What is the difference between them?
What is a copper loss or i2r loss pc?
Does Kotlin support primitive datatypes as like in Java?
Reports in pa & om integration/integration tools
What are the different ado.net namespaces are available in .net?