Android Data Binding Use Details (1)

Data Binding is a framework for data and UI binding, and also a tool for MVVM pattern implementation. Official Documents Demo Download Address 1. Constructing Environment Add the Data Binding configuration to the build.gradle file in the app root directory: android { .... dataBinding { enabled = true } } Environme ...

Posted on Tue, 11 Jun 2019 16:21:36 -0400 by pahikua

spring - Custom Tag - extended schema process

java web developers are not unfamiliar with spring, the project will be used, just start learning, others can be prepared, do not know why these tags are quoted into the project, why quote these tags can load the bean. I was curious about these things for a while, so I learned the process of spring customizing tags and expanding scheme.Let's st ...

Posted on Tue, 11 Jun 2019 14:42:50 -0400 by Dujo

ssl protocol and open source implementation of openssl

ssl protocol Secure Socket Layer: Secure Socket Layer, ssl is a set of security protocols, which are called by application layer. When http calls ssl protocol, it is called https. When ftp calls ssl protocol, it is called sftp. lls is a collection of protocols, including: Handshake protocol: including negotiating security parameters and pas ...

Posted on Mon, 10 Jun 2019 20:02:10 -0400 by firecircle

Implementing a rudimentary Notepad software

Preface Because the wifi is broken at home during the summer vacation, I think I've been studying Android for so long that I haven't written even a simple app of my own, so I spent some time doing it. I remember when I started to learn programming, some buddies in the learning group sent out their own notebook software, so I'll make a noteboo ...

Posted on Mon, 10 Jun 2019 18:35:16 -0400 by drcdeath

Spilling Script Tags (Entering the Magic World of Modern Web Development)

Peep into Script Labels What is script tag 0x01? The script tag allows you to include some dynamic scripts or data blocks into the document. The script tag is not closed. You can also use dynamic scripts or data blocks as text nodes of script. It's an inline script. Generally, we usually write some JavaScript scripts in script tags, but script ...

Posted on Mon, 10 Jun 2019 15:41:36 -0400 by philgh

Percentage Layout for Screen Adaptation of Android Controls

This article refers to the solution of Hong Yang Da Shen: If you want to see the original version, please move http://blog.csdn.net/lmj623565791/article/details/46695347; Preface android officially has a Percentage Layout Library, which may use fewer buddies (new ones) or have not been heard of. The purpose of this article is to record w ...

Posted on Mon, 10 Jun 2019 13:16:11 -0400 by scraptoft

javascript Array (1) - The Working Principle of sort and Other Array Sorting Methods

When it comes to sorting arrays, the most intuitive idea is to use sort! What else can I do to sort arrays without using the sort method? For example: Quick Sort, Merge Sort, Bubble Sort, Selection Sort, Insert Sort, Boolean Sort, Interactive Sort, Selection Sort, Dichotomy Sort... Wait a moment, before we get to know these sorting methods, let ...

Posted on Mon, 10 Jun 2019 13:00:57 -0400 by tommmmm

Implementation of 3D es Symmetric Encryption on Android, iOS and Java Platform

This paper Reprinted from Introduction Nowadays, mobile app s are colorful. It is a skill that developers must master to ensure the data security of mobile users. Here, we introduce the use of DES in android, ios and java platforms through examples. DES encryption is the most commonly used symmetric encryption method at present. It h ...

Posted on Sun, 09 Jun 2019 19:28:32 -0400 by bmpco

python function (3): decorator

Yesterday I learned a lot about the concepts and knowledge of functions, including a closure function. Many people are not very clear about the role of closures. Today we come to know a new knowledge point decorator. It is a classical application of closure function. Preview: Write decorator, add authentication function for multiple functions ...

Posted on Sun, 09 Jun 2019 17:02:21 -0400 by yousaf931

My way to Python development - Wechat Web Authorization (Scanning Login)

There are some problems with the other account, so I want to use this one instead. At the beginning of contacting Wechat, I don't know enough about it. I hope I don't take it amiss. If it comes, it will be safe. First of all, we need to have a basic concept for the development of Wechat. See: Wechat Public Platform Medium Wechat Web Authorizati ...

Posted on Sun, 09 Jun 2019 15:33:52 -0400 by smiley_kool