What is the explanation for these bizarre JavaScript behaviours mentioned in the 'Wat' talk for CodeMash 2012?

javascript
Show Solution

How to download a file over HTTP?

pythonhttpurllib
Show Solution

Should a function have only one return statement?

language-agnosticcoding-style
Show Solution

What is tail call optimization?

language-agnosticalgorithmrecursiontail-recursiontail-call-optimization
Show Solution

How to copy files?

pythonfilecopyfilesystemsfile-copying
Show Solution

More Questions

What is the purpose of the return statement? How is it different from printing?How to display Base64 images in HTMLHow to find the statistical mode?What is the difference between UNION and UNION ALL?How to parse JSON in JavaAsynchronous vs synchronous execution, what is the main difference? [closed]What is the difference between a field and a property?Speed up fetching posts for my social network app by using query instead of observing a single event repeatedlyParsing XML with namespace in Python via 'ElementTree'How do I measure elapsed time in Python?'transform3d' not working with position: fixed childrenCreate a file from a photo URI on AndroidCalling a function of a module by using its name (a string)SecurityError: Blocked a frame with origin from accessing a cross-origin frameAccept server's self-signed ssl certificate in Java clientDefinitive List of Common Reasons for Segmentation FaultsInsert into ... values ( SELECT ... FROM ... )How can I create a two dimensional array in JavaScript?How to access the correct `this` inside a callbackHow do I get started with Node.js [closed]