Boolean vs boolean in Java?

There are discussions around Integer vs int in Java. The default value of the former is null while in the latter it'...

Converting Boolean to Integer in Java without If-Statements?

I'm wondering if there's a way to convert a boolean to an int without using if statements (as not to break the pipel...

How to toggle a boolean??

Is there a really easy way to toggle a boolean value in javascript? So far, the best I've got outside of writing a ...

Logical operators for boolean indexing in Pandas?

I'm working with boolean index in Pandas. The question is why the statement: a[(a['some_column']==some_number) &amp...

Converting from a std::string to bool?

What is the best way to convert a std::string to bool? I am calling a function that returns either "0" or "1", and ...

When should null values of Boolean be used??

Java boolean allows values of true and false while Boolean allows true, false, and null. I have started to convert m...

How to set and check a boolean flag in python?

I'm trying to do something like this with a boolean: /* ... other stuff */ loggedDocument = false for line in inFil...

How are booleans formatted in Strings in Python??

I see I can't do: "%b %b" % (True, False) in Python. I guessed %b for b(oolean). Is there something like this? ...

Error“Can only compare identically-labeled Series objects” and sort_index?

I have two dataframes df1 df2with the same numbers of rows and columns and variables, and I'm trying to compare the ...

Truth table with 5 inputs and 3 outputs?

I have to make a truth table with 5 inputs and 3 outputs, something like this: A B C D E red green blue 0 0 0 0 0...

Converting from a string to boolean in Python??

Does anyone know how to do convert from a string to a boolean in Python? I found this link. But it doesn't look like...

xsd:boolean element type accept “true” but not “True”. How can I make it accept it??

I am using xmllint --schema option to validate my XML that looks like this <XML> <Active>True</Activ...

calling boolean method, heads or tails?

I'm wrote a method to simulate a coin toss, however, I do not know how to call this method in the main. Tips would r...

python how to “negate” value : if true return false, if false return true?

if myval == 0: nyval=1 if myval == 1: nyval=0 Is there a better way to do a toggle in python, like a nyvalu...