node js and angularjs 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

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

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

initializes npm init. After completing the configuration, a file is generated in the folder: Package. json 5. install Express: npm install express. After the installation is successful, a node_modules directory is generated in the folder. 6. Express project initialization express (express hello) 7. install the dependency package npm install serve-favicon morgan cookie-parser body-parser path;> npm install jade Simpler: Go to the project directory and install the nodejs dependency module npm i

. ' output.txt ' //pipeline read and write operations //read input.txt file contents and write content to output.txt file readerstream. Pipewriterstream. Log "program execution complete" The code execution results are as follows:$ node main. Program execution Complete View the contents of the Output.txt file:$ cat Output. Novice Tutorial Official website address:www. Runoob. Example of a COM pi

The examples in the previous tutorial can be separated from the nodejs directory dependency, that is, they can be executed at any location. The examples and compiling environments in this section must be placed under the nodejs directory, this is because the path is involved. To install an external module, we first need to install an external module, which is FelixGei... SyntaxHighlighter. all (); The examples in the previous

reduce the headache caused by Environment switching. Install To be honest, the installation is indeed time-consuming and error-prone. I will not introduce the installation method here. Here is a tutorial address: Http://www.11gz.com/blog/2011/06/22/windows-nodejs-configuration/ (steps are more detailed, I am referring to the tutorial ). Note that,When installing cygwin, try to install all packages a

1. Install node. js It is easier to deploy node. js on the Windows platform. From 0.6.1, node. js can be directly installed on the Windows platform through the. Mis file. Http://nodejs.org/#download the latest version is

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- In the sublime text can easily configure the new compile Run command, the following is the Chinese version of the English menu, please direct control.You first need to install node locally, and the default node will be added to the environment variables of the system so that the node command does not need to be execute