firebase node js tutorial

CALLBACK:A callback is A function so is passed as an argument to another function and is executed after its parent func tion has completed.node. JS callback functionThe immediate manifestation of node. JS asynchronous programming is callbacks.Asynchronous programming relies on callbacks to implement, but it cannot be said that the program is asynchronous after us

Asynchronous programmingThe immediate manifestation of node. JS programming is callbacks, and asynchronous programming relies on callbacks: node uses a number of callback functions, all of which support callback functions. such as reading files.Here are the three nouns that do not understand threading and asynchronous and synchronous slightly.Threading: Simply sa

node. JS Getting Started" Gateway node. JS Course "Rapid setup of the node. JS development environment and accelerating NPMHttp://fengmk2.com/blog/2014/03/node-env-and-faster-npm.html"

out.Look at one more: Nw.js at first glance, we don't know what this thing is doing,But if you know what it turns out to be: Node-webkit, you might want to remember.We all know that the kernel like Chrome and Safari is WebKit, while Node-webkit is equivalent to a custom WebKit kernel browser that executes server-side code node

eventemitter = new events. Eventemitter ();//Create event handler var Connecthandler = function connected () { console.log (' connection succeeded. '); Trigger Data_received Event eventemitter.emit (' data_received ');} Bind Connection Event handler Eventemitter.on (' Connection ', Connecthandler); Use the anonymous function to bind data_received event Eventemitter.on (' data_received ', function () { console.log (' Data received successfully. ‘);});/ /Trigger Connection Event Evente

???? A different way of learning opens up a new programmatic perspective A unique "synchronous learning" approach Copy explanation + video demonstration, text can inspire deep thinking, video can be reduced real-combat operation process. The first-line manufacturers have real strength of the programmer Ikcamp team gathered in the first-line factory rich experience of the code farmers, open source dedicated to each tutorial. Re

I have no knowledge of node. js, pure white one, want to learn the original intention is to understand what node. js is what, can use it to do something, white is the curiosity. Next, record your learning process.Note: If you have any errors, please indicate that you learn from each other. Segmentfault StackOverflowWho

node. js Event Loopnode. JS is a single-process single-threaded application, but it supports concurrency through events and callbacks, so performance is very high.Each of the APIs for node. JS is asynchronous and runs as a standalone thread, using an asynchronous function ca

node. JS Learning SummaryIn order to answer a set of back-end topic began to understand the wonderful JS language, did not expect to spend the January time, collected a lot of information.Although the feeling has reached the entry state, but a lot of information is not fully understood, just quickly in the brain to establish an index, with the use of the follow-u

, and image folders are in the same directory as the HTML folder where the page resides.I believe that through this example, we have been able to simply let a static website on our server support up. The next time we will simply deploy a file system, I hope you can continue to pay attention to. Novice on the road, the article code written are relatively rough, I hope you correct. ByeTags: node. js good text