Programming VIP

1.CGI It is a protocol for the interaction between the server and the background language. With this protocol, developers can use any language to process the requests forwarded by the server and dynamically generate content, It ensures that the transmitted data is in standard format (specifies which data is transmitted in what format (UR ...

preface If a worker wants to do well, he must sharpen his tools first! In modern IT, every Android programmer needs the best tools to improve their skills and efficiency. In the brutal competitive industry of Android application development, only good programmers can survive. You need to show your customers the best technology and capabilities ...

preface This article records the author's journey of learning the recolerview caching mechanism 1, Overview We all know that RecyclerView will not lead to OOM in any case, and this depends on its own powerful recycling and reuse mechanism. How to realize its recycling and reuse mechanism? The author records the analysis process below ...

Some basic concepts of object-oriented Software engineering Sixth Edition The following are the essence of object-oriented, well absorbed, completely mastered. Take a Circle as an example. It has radius, perimeter, color and position. Now we have three different circles, and each Circle is a different object. But they all have the same ...

1, Foreword The main audience of this article is 1-3 years of junior and intermediate front-end engineers. I hope to study with you. Why learn the source code? After learning the daily development and application of Vue, React and Node, I seem to have encountered some bottlenecks and don't know how to go further. There emerge in an endle ...

prefaceAs a new syntax added in ES6, arrow function is deeply loved by developers and interviewers because it simplifies our code and allows developers to get rid of the "erratic" this direction. Arrow function often appears in the interview questions of major companies because it is different from ordinary functions, This paper will ...

Foreword: we all know that HashMap is thread unsafe and is not recommended to be used in multi-threaded environment, but where is its thread unsafe? This paper will decrypt this problem. 1.jdk1. HashMap in 7 In jdk1 Many optimizations have been made to HashMap in 8. Here, we first analyze it in jdk1 7, I believe you all know in jdk1 7. ...

I'm kangarooking, not my brother's brother. An Internet worm "gua" cow, sincerely share experience and technical dry goods. I hope my article is helpful to you. Pay attention to me and make a little progress every day ❗ ❗ ❗ preface This article is applicable to the following groups: The old fellow who wanted to change jobs rec ...

📖 Reading and sharing It is neither the people nor the state who maintain the death penalty system, but the murderers themselves 13 steps of disappearance [RI] Takano and Ming Virtual scrolling: reuse your DOM elements and remove an element of your viewport according to the user's scrolling direction. When the list needs to display tens ...

1, Foreword First, let's talk about two major changes in wechat applet recently: 1. The interface for obtaining user information is from the original Wx Replace getUserInfo with Wx getUserProfile For the new version of applet released after 24:00 on April 28, 2021, the developer calls Wx GetUserInfo will no longer pop up a pop-up window and ...