Programming VIP

Express Framework Come from JavaScript Standard Reference Tutorial (alpha) by Ruan Yifen Catalog Summary Operating principle Bottom level: http module What is Middleware use method Express method all method and HTTP verb method set method response object requst object Set up HTTPs server Project Development Instances Write startup scrip ...

WeChat has already started mars, but there are few related articles on the market, even if there are many such as using xlog, so this time I hope to be able to analyze from stn, which is directly used for the bottom communication of im.To be more comprehensive, let's start with samples.First of all, WeChat explicitly replaced JSON and xml with ...

Deconstruction assignment of arrays ES6 allows you to extract values from arrays and objects according to a certain pattern and assign variables, which is called Destructuring. This is called "pattern matching". As long as the patterns on both sides of the equal sign are the same, the variables on the left are assigned corre ...

Recently, in order to extract Judicial Documents Network Relevant information, I entered the Python learning road, wrote nearly two weeks of code, I wrote this article to summarize the pits trampled, and encounter some good information and blog summary, in order to review and participate in their own later period, share with you, and welcome yo ...

Through the first three lectures, you should be able to do so. 1. Have a resume with confidence that you can change your job at any time. 2. Know the correct posture of learning js 3. Understanding the global object, the global context, knowing that there is pre-parsing and doing at least 50 interview questions at the same time. 4. Be proficie ...

In order to toss around, I simply learned the next TypeScript, and it really feels good. In order to keep learning and avoid falling behind, we have to toss and turn. Some time ago, I wrote some demo s with ES6, antd+dva, and found that antd is implemented with TypeScript, and Angular 2 also uses TypeScript. Since so many projects use TypeScrip ...

The NBA playoff is in progress and has no choice but to go to work and watch live video.And the text live page has too many advertisements and so on, so it takes half a day to make a command line-based text live broadcast with Python 3, which is refreshing to watch but not easy for leaders to discover.The effect is as shown in the diagram: Figu ...

Foreword: In actual development projects, an exposed interface often faces many requests. Let's explain the concept of idempotency: the impact of any multiple execution is the same as that of a single execution. According to this meaning, the ultimate meaning is that the impact on the database can only be one-time and can not be repeated. How t ...

Pagination has been used frequently in recent development processes, and today I'm trying to squeeze in some time to poke out my experience. In web development, we usually use paging control to display data when displaying data list pages. Pagination is usually based on two different requirements. One is that the amount of data is not very la ...

Mongo Document Database (Bson = JSON binarization on Gridfs disks) Features: The internal execution engine is a JS interpreter. Documents are stored in a bson structure. When querying, they are converted into json objects and can be manipulated by familiarizing themselves with JS grammar. 2. The biggest difference between mongo and tradi ...