Why isn’t “0f” treated as a floating point literal in C++?

If there was an explicitly stated reason for this design decision, it would be in the C99 “Rationale” document (C++ copied all this stuff verbatim from C without reconsidering it). But there isn’t. This is everything that’s said about the ‘f’ suffix: §6.4.4.2 Floating constants Consistent with existing practice, a floating-point constant is defined to … Read more

Invalid function in ruby

In Ruby, you can’t surround a required parameter with optional parameters. Using def request(resource, method=’get’, strip=true, meta={}) end will solve the issue. As a thought experiment, consider the original function def request(method=’get’,resource, meta={}, strip=true) end If I call that method as request(object), the desired behavior is fairly obvious — call the method with object as … Read more

JavaScript: SyntaxError: missing ) after argument list

You have an extra closing } in your function. var nav = document.getElementsByClassName(‘nav-coll’); for (var i = 0; i < button.length; i++) { nav[i].addEventListener(‘click’,function(){ console.log(‘haha’); } // <== remove this brace }, false); }; You really should be using something like JSHint or JSLint to help find these things. These tools integrate with many editors … Read more