query: What does this construct mean "__builtin_expect(!!(x), 1)"
positive_passages.docid: 57332
positive_passages.text: !! c operator, is a two NOT?
negative_passages.docid: 25725
negative_passages.text: What does the caret (‘^’) mean in C++/CLI?
negative_passages.docid: 12076
negative_passages.text: What does this caret ^ syntax, with void on either side mean?
negative_passages.docid: 123705
negative_passages.text: Why does a=0; let a++ return exit code 1?
negative_passages.docid: 42395
negative_passages.text: When to use the double not (!!) operator in JavaScript
negative_passages.docid: 110165
negative_passages.text: What is "x && foo()"?
negative_passages.docid: 76808
negative_passages.text: Meaning of ! in Java syntax
negative_passages.docid: 70705
negative_passages.text: What does `!!~` mean in javascript?
negative_passages.docid: 103299
negative_passages.text: What's "<?=" operator in C++?
negative_passages.docid: 120556
negative_passages.text: What does `` mean in Python?
negative_passages.docid: 83774
negative_passages.text: Unexpected T_FUNCTION, but where?
negative_passages.docid: 117967
negative_passages.text: Unary operator expected
negative_passages.docid: 619
negative_passages.text: Why are these constructs using pre and post-increment undefined behavior?
negative_passages.docid: 97291
negative_passages.text: if(!x) vs if(x==false) in ruby
negative_passages.docid: 27742
negative_passages.text: What does "${-#*i}" != "$-" mean?
negative_passages.docid: 104032
negative_passages.text: Strange JavaScript idiom - what does "/xyz/.test(function(){xyz;})" do?
negative_passages.docid: 85664
negative_passages.text: Why and how does ([![]]+[][[]])[+!+[]+[+[]]] evaluate to the letter "i"?