JavaScript

Pouchdb is an open source JavaScript database that can be run in a browser. Pouchdb's data storage and processing methods are inspired by Apache Couchdb (Couchdb is a document-oriented database that can be queried and indexed by JavaScript in a

Before using Sina's stock data, because Sina Http/javascript lacks some data, uses the chrome own development tool to monitor the Teng Xun financial HTTP information, obtains the following method to obtain the stock data.  Take Wuliangye as an

Builder Mode Description1. Separate the construction of a complex object from its representation so that the same creation process can have different representations, which is called the builder pattern.2. Description in the object-oriented language,

With JavaScript for more than a year, closures always let a person two Zhang Monk can't touch the head. Lu continued to contact the knowledge of some closures, also committed several times because do not understand the closure caused by errors, more

I have been reading a lot of good JavaScript source code when it is often the weird grammar of exhaustion, so the occasional reinforcement of the basic JavaScript is very necessary, these knowledge every time or you change the angle to think can be

the previous blog post is now four months, have been trying to write something helpless work relatively busy. My mentor Lao Wang in the Graduation dinner day with a breath of wine told me to insist on writing down the blog, so today determined to

Research for more than a year JS, also almost write a own JS library.I write this does not calculate the framework, is just a small JS tool library, so I use the name of the library.The main collection of I write JS when some of the commonly used

First: cyclic check replacement[JavaScript] function returnRemove the left blankfunctionTrimleft (s) {if(s = =NULL) { return""; } varwhitespace =NewString ("\t\n\r"); varstr =NewString (s);if(Whitespace.indexof (Str.charat (0))! =-1) { varj=0, i

The difference between the JavaScript in the onclick is generally useless to pay no attention to, but the error is somewhat depressed, read this chapter explains the following:Had always been very casual, later see. NET LinkButton seems to be used

Summary of console usage in node. js and node. jsconsole usage Copy codeThe Code is as follows:// Create an app. js page// 1: Page codeConsole. log ("log information ");// Run the node app. js file on the page. The log information is displayed on

Javascript array and dictionary Usage Analysis, javascript Array dictionary This document analyzes the usage of Javascript arrays and dictionaries. Share it with you for your reference. The specific analysis is as follows: The Array of Javascript is

Module. exports in Node. jsWhen writing node. js code, we often need to write modules by ourselves ). At the same time, you also need to write the module interface at the end of the module to declare what content this module exposes to the outside

The url. format method in node. js is described as follows: node. jsurl. format Method description: Convert a parsed URL object into a formatted URL string. Syntax: Copy codeThe Code is as follows:Url. format (urlObj) Receiving parameters: UrlObj

The url. resolve Method in node. js is described in node. jsurl. resolve. Method description: Insert or replace the original tag for the URL or href. (You can see the example if you don't understand it) Syntax: Copy codeThe Code is as follows:Url.

The console. time Method in node. js is used in node. js scenarios. Method description: Start Time, which corresponds to console. timeEnd and records the time period. Syntax: Copy codeThe Code is as follows:Console. time (label) Receiving

A static server instance implemented by Nodejs and a nodejs static instance Refer to the static server example at cnodejs.org and write the following nodejs static server example, which contains cache, compression, and the following code:Copy

Select All check boxes based on jQuery. Select All jquery check boxes. This code is selected from a large number of jQuery check box function code. The code used in my project is shared here. JQuery code:Copy codeThe Code is as follows:$ (Function ()

PHP uses method overload to implement the get and set methods for dynamic attribute creation. getset In PHP, we cannot directly overload methods by using methods with the same name and different signatures, because PHP is a weak data type and cannot

It is perfectly compatible with jQuery, similar to Sina text fade-in and fade-out Effects of Various browsers, and jquery fade-in and fade-out 1. Effects and functions 2. Implementation principle first, we need to set that only four images can be

A simple node. JS File System (fs) read/write example.In nodejs, you can use the fs (file system) module to perform file I/O operations. API link address: the use of fs File System under the http://nodeapi.ucdok.com/#/api/fs.html instance: 1, the