Top "Keyword" questions

Python's equivalent of && (logical-and) in an if-statement

Here's my code: def front_back(a, b): # +++your code here+++ if len(a) % 2 == 0 && len(b) % 2 == 0: return a[:(…

python if-statement keyword logical-operators and-operator

What does 'synchronized' mean?

I have some questions regarding the usage and significance of the synchronized keyword. What is the significance of the synchronized …

java multithreading keyword synchronized

What is the "continue" keyword and how does it work in Java?

I saw this keyword for the first time and I was wondering if someone could explain to me what it …

java keyword continue

Counting the Number of keywords in a dictionary in python

I have a list of words in a dictionary with the value = the repetition of the keyword but I only …

python dictionary count keyword

Is there a goto statement in Java?

I'm confused about this. Most of us have been told that there isn't any goto statement in Java. But I …

java syntax keyword goto

What's the difference between the 'ref' and 'out' keywords?

I'm creating a function where I need to pass an object so that it can be modified by the function. …

c# reference keyword out ref

How to use "raise" keyword in Python

I have read the official definition of "raise", but I still don't quite understand what it does. In simplest terms, …

python keyword raise

What is the purpose of the var keyword and when should I use it (or omit it)?

NOTE: This question was asked from the viewpoint of ECMAScript version 3 or 5. The answers might become outdated with the introduction …

javascript keyword ecmascript-5

How to select bottom most rows?

I can do SELECT TOP (200) ... but why not BOTTOM (200)? Well not to get into philosophy what I mean is, how …

sql sql-server database select keyword

What is the volatile keyword useful for?

At work today, I came across the volatile keyword in Java. Not being very familiar with it, I found this …

java multithreading keyword volatile