Programmer Group

Previously, we paid more attention to the front-end, but less attention to the back-end. However, I have always been interested in Node.js, and I went to CNODE exchange party in Ali last December. I hope to share some notes about learning Node.js through my blog here in the future. On the one hand, I summarized my learning experience, on the ...

Processing data sent by GET or POST requests Handling GET requests The request.url in the server brings in the query string as well.Solution:Using url libraries to parse,So pathname is the string before the query string.url libraries can do some processing on urls. They can take some host names, protocols and other data. For example, let's pars ...

In the previous section, we implemented the first interface and received the return {a:123} when requesting the interface. Next, we implemented a simple get and set interface and updated the page view with the returned data. This is the page view we want to implement. The code is as follows. <template> <div> <h1>{{ msg ...

Using node.js to build a simple server Preface: The following steps are carried out under the premise of installing node. If you do not install node, please install node first and try again. Note: If there are errors in the following code, readers are welcome to point out. The construction steps are as follows: 1. C ...

Based on http Range Requests protocol, this paper realizes the function of fragmented download. Use scenarios include browser-based streaming file fragment transfer, client-based fragmented download, etc. principle http through Range Requests related header, can negotiate with the server to achieve partial requests. Here we will not elaborate o ...

Recently, I encountered a problem that if the second request is faster than the first one when sending the same request in succession, then the data of the first request is actually displayed, which will result in inconsistency between the data and the content I choose. Solution: When subsequent requests are sent, determine whe ...

Jerry in the Public Document C4C and Wechat Integration Series Noejs was used to consume standard web services provided by C4C. Take a concrete example: Individual Customers in C4C can maintain Social User Profile. In Jerry's public document above, it is the open ID of micro-credit users that is maintained in the Social Media Account User ID fi ...

After looking at koa,express and their derivative frameworks, it seems that NodeJs'Web development framework can not jump out of a fixed pattern. This question also bothers PHP. Is it possible to simplify development through annotations?In fact, PHP has "annotations", but it is implemented by reading annotations through reflection, wh ...

Preface In recent years, front-end technology has developed rapidly, especially the popularization of single-page applications. Componentization, engineering and automation have become the trend of front-end development. webpack has become the mainstream of front-end packaging construction, but some antique projects still exist, there is also t ...

Preface This paper mainly introduces the common traversal methods of arrays: forEvery, map, filter, find, every, some, reduce. They have one thing in common: they do not change the original array. 1. forEach: Traversing arrays var colors = ["red","blue","green"]; // ES5 traversal array method for(var i = 0; i < colors.length; i++){ consol ...