initialize (3,139)


What is the meaning of the type safety warning in certain Java generics casts?

What is the meaning of the type safety warning in certain Java generics casts?

What is the meaning of the Java warning ? Type safety: The cast from Object to List<Integer> is actually checking against the erased type List I get this warning when I try to cast an Object to a type…


ruby on rails - Ruby mixins and calling super methods

Ok, so I've been refactoring my code in my little Rails app in an effort to remove duplication, and in general make my life easier(as I like an easy life). Part of this refactoring, has been to mov…


html - Simplest way to make a Google Map mashup?

Given a list of locations such as<td>El Cerrito, CA</td><td>Corvallis, OR</td><td>Morganton, NC</td><td>New York, NY</td><td>San Diego, CA</td> What's the easiest way to generate a Google Map wi…


c# - Initialize class fields in constructor or at declaration?

I've been programming in C# and Java recently and I am curious where the best place is to initialize my class fields. Should I do it at declaration?: public class Dice{private int topFace=1; private R…


Why am I getting a NoClassDefFoundError in Java?

I am getting a NoClassDefFoundError when I run my Java application. What is typically the cause of this?…


Use of var keyword in C#

After discussion with colleagues regarding the use of the 'var' keyword in C# 3 I wondered what people's opinions were on the appropriate uses of type inference via var? For example I rather lazily us…


Splitting tuples in Python-best practice?

I have a method in my Python code that returns a tuple-a row from a SQL query. Let's say it has three fields:(jobId, label, username) For ease of passing it around between functions, I've been pas…


String initialization

What is the difference between char Str[32]="\0"; and char Str[32]="";…


How to deal with arrays(declared on the stack) in C++?

I have a class to parse a matrix that keeps the result in an array member: class Parser{... double matrix_[4][4];}; The user of this class needs to call an API function(as in, a function I ha…


c++ - When do function-level static variables get allocated/initialized?

I'm quite confident that globally declared variables get allocated(and initialized, if applicable) at program start time. int globalgarbage; unsigned int anumber=42; But what about static ones def…





array how with initialization example java class constructor variable list