Top "Defined" questions

Determine if variable is defined in Python

How do you know whether a variable has been set at a particular place in the code at runtime? This …

python variables defined

Python: Variance of a list of defined numbers

I am trying to make a function that prints the variance of a list of defined numbers: grades = [100, 100, 90, 40, 80, 100, 85, 70, 90, 65, 90, 85, 50.5] So far, …

python list numbers variance defined

Visual Studio 2010 C# "already defined a member with same parameter types error."

im having a problem in visual studio it keeps saying i have defined a member with same parameter types. Im …

c# types parameters member defined

How do I check if a class is defined?

How do I turn a string into a class name, but only if that class already exists? If Amber is …

ruby ruby-on-rails-3 class defined

Python- raw_input not working

Ok so I changed it to: if input('a'): print ("You: Gimme a gun!") if input('b'): print ("You: Fine") …

python defined

How can I determine if a Perl hash contains a key mapping to an undefined value?

I need to determine if a Perl hash has a given key, but that key will be mapped to an …

perl hash key exists defined

Why is my python function not defined, when it exists in the same file?

I have a simple function, which I shall call myFunction. It takes two parameters, performs some calculations on them, and …

python function nameerror defined

If isset for constants, but not defined?

If I set a constant to = '', How to I check if constant has something inside ? (ie see if it …

php constants isset defined

Excel Return Table name using Formula?

I was wondering if there is anyway to return the name of the table using a formula? I was working …

excel formula defined tablename

Gradle error: "Attribute "rippleColor" has already been defined" in android studio

So I was trying out the material design support library and when I added the dependency, compiled, and I got …

android gradle defined