Jan 7, 2009 · If you are trying to close a question where someone should be using this idiom and isn't, consider closing as a duplicate of Why is Python running my module when I import it, and …

Java has 5 different boolean compare operators: &, &&, |, ||, ^ & and && are "and" operators, | and || "or" operators, ^ is "xor" The single ones will check every parameter, regardless of the …

Since this is still getting upvotes, I may as well mention my love/hate relationship with this method. Normally, if you have an IF statement within a loop, you can use break within the IF block to …

Jul 24, 2009 · No, it is not. As I'm using EXISTS, I was just following what I thought was standard practice in sub-queries using EXISTS.

What sorts of methods exist for prematurely exiting an if clause? There are times when I'm writing code and want to put a break statement inside of an if clause, only to remember that those can …

I know this question is old and I haven't done a search yet, but it made me wonder whether showing branching is even a good idea for sequence diagrams. I always thought the …

Apr 13, 2017 · I am trying to discern the difference between: if else and else if How do you use these? And when do you use them and when not?

Jun 18, 2012 · I have a question about if - else structure in a batch file. Each command runs individually, but I couldn't use "if - else" blocks safely so these parts of my …

The zmbq solution is good, but cannot be used in all situations, such as inside a block of code like a FOR DO (...) loop. An alternative is to use an indicator variable. Initialize it to be undefined, …

You'll need to complete a few actions and gain 15 reputation points before being able to upvote. Upvoting indicates when questions and answers are useful. What's reputation and how do I …