By Marc Harter, Alex R. Young
About the Book
You've determined to exploit Node.js to your subsequent undertaking and also you desire the abilities to enforce Node in creation. it'd be nice to have Node specialists Alex younger and Marc Harter at your facet that will help you take on these day by day demanding situations. With this publication, you can!
Node.js in perform is a set of a hundred and fifteen completely proven examples and immediately helpful concepts bound to make any Node program cross extra easily. Following a commonsense Problem/Solution structure, those experience-fueled thoughts disguise vital issues like event-based programming, streams, integrating exterior functions, and deployment. The abundantly annotated code makes the examples effortless to keep on with, and methods are prepared into logical clusters, so it's a snap to discover what you're having a look for.
universal utilization examples, from uncomplicated to advanced
Designing and writing modules
checking out and debugging Node apps
Integrating Node into present structures
Read or Download Node.js in Practice PDF
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About This publication
• enhance your talents via constructing types, kinds, perspectives, and templates
• a realistic consultant to writing and utilizing APIs to import or export info
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• expand Django CMS together with your personal performance
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Extra info for Node.js in Practice
After a module has been installed, it can be loaded with require('module-name') . C The require method usually returns an object or a method, depending on how the module has been set up. json file. This includes the module’s name, description, maintainers, URL, and keywords. That means a simple search like npm search express yields hundreds of results. You can reduce the number of matches by searching with a regular expression. Wrap a search term in slashes to trigger npm’s regular expression matching: npm search /^express$/ However, this is still limited.
Problem You need to benchmark a slow operation. timeEnd(). ■ Discussion In your career as a Node programmer, there will come a time when you’re trying to determine why a particular operation is slow. Fortunately, the console object comes with some built-in benchmarking features. timeEnd('label') displays the duration from that point. log to print a label. 12 is a short program that accepts command-line arguments (see technique 9 for more on handling arguments), with benchmarking to see how fast the file input is read.