Conventions
In this book, you will find a number of text styles that distinguish between different kinds of information. Here are some examples of these styles and an explanation of their meaning.
Code words in text, database table names, folder names, filenames, file extensions, pathnames, dummy URLs, user input, and Twitter handles are shown as follows: "We can include other contexts through the use of the include
directive."
A block of code is set as follows:
async.each(users, function (user, next) { // do something on each user object return next(); }, function (err) { // done! });
Any command-line input or output is written as follows:
$ node --debug leaky.js Debugger listening on port 5858 mem. nodes: 37293 mem. nodes: 37645 mem. nodes: 37951 ...
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