Are singletons bad?

863

What is meant by classical ANOVA?

276

pls give me some basic informations in construction of a structure?

1897

Following a db2 update statement, what is the quickest way to compute the total number of updated rows?

914

Why does frame shift mutation (GC gase paired) occurs due to the pesticides in TA98 salmonella tester strain? What is its reason and the mode of action of the pesticides on the CG sequence of the DNA of TA98 strain

2088

How hashmap works in java?

873

Explain different types of locks in jdbc?

768

Say you want to store the information about a number of pets in an array. Typical information that you could store for each pet (where relevant) would be • Breed of animal • Animal's name • Its birth date • Its sex • Whether it has been sterilised or not • When it is due for its next inoculation • When it last had its wings clipped For each type of pet (eg. dog, cat or bird) you would typically define a class to hold the relevant data. Note: You do not need to implement these classes. Just answer the following questions. 3.1.1 What would be the advantage of creating a superclass (eg. Pet) and declaring an array of Pet objects over simply using an array of Objects, storing each of the instances of the different pet classes (eg. Dog, Cat or Bird) in it? 3.1.2 Would you define Pet as a class or as an interface? Why? (2) (2)

1657

How do I find the path in excel?

482

What do you mean by java swing?

790

How do I create a macro in word 2016?

457

How scala is both functional and object-oriented programming language?

1

What is viper architecture?

865

Define managed servers?

752

Why is mq used?

874