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Detailed explanation of UML class diagram Chinese WORD version

This document mainly talks about the detailed explanation of UML class diagram; in the static mechanism of UML, class diagram is a key point. It is not only the core concern of designers, but also the core concern of implementers. Modeling tools also generate code primarily based on class diagrams. Class diagram occupies a very important position among the 9 diagrams of UML. I hope this document will help friends in need; interested friends can come and take a look.

2024-02-29 1 1245
Delphi string type analysis WORD version

This document mainly talks about Delphi string type analysis; I hope this document will help friends in need; interested friends can come and take a look

2024-01-18 0 1194
Array application & two-dimensional array word version

The so-called array is a collection of elements of the same data type arranged in a certain order. It is a collection of variables that names a limited number of variables of the same type and then uses numbers to distinguish them. This name is called the array name, and the number is called the following. mark. The individual variables that make up an array are called components of the array, also called elements of the array, and sometimes called subscript variables. In programming, an array is a form of organizing several variables of the same type in an orderly manner for the convenience of processing. These collections of similar data elements arranged in order are called arrays. Array application & two-dimensional array directory

2024-01-31 0 792
Android SurfaceView usage summary Chinese WORD version

This document mainly talks about the summary of the use of SurfaceView in Android; SurfaceView is a subclass of the View class. It can obtain image data directly from memory or DMA and other hardware interfaces. It is a very important drawing view. I hope this document will help friends in need; interested friends can come and take a look.

2024-02-27 2 2175
Flash ActionScript3 Advanced Tutorial pdf version

Flash ActionScript3 advanced tutorial pdf, book directory: Chapter 1 Advanced collision detection Detection of collisions of irregular graphics BitmapData.hitTest is used for collision detection of a large number of non-bitmap objects Implementing grid-based collision detection Writing grid code testing and adjusting the grid Grid uses this type of detection not just for collision Chapter 2 Steering Behavior 2D Vector (Vector2D) Class Locomotive (V

2024-01-17 5 3166
Python website development guide WORD version

This document mainly talks about the guidelines for developing websites in Python; HTML is the universal language of the Internet, a simple and universal all-in-one markup language. It allows web page producers to create complex pages that combine text and images. These pages can be browsed by anyone else on the Internet, no matter what type of computer or browser is used. Python, like other programming languages, has its own set of processes. Control statements, and the syntax of these statements is similar to other programming languages. They all have keywords such as for, if, and while to express the program flow. I hope this document will help friends in need

2024-01-25 0 979
Notes on using Android ViewGroup WORD version

This document mainly talks about the precautions for using Android ViewGroup; ViewGroup is a subclass of View, so it also has the characteristics of View, but it is mainly used to act as a container for View, treating the View in it as its own child, and its Sub-View is managed. Of course, its children can also be ViewGroup types. I hope this document will help friends in need; interested friends can come and take a look.

2024-02-27 0 958
python matplotlib drawing Chinese WORD version

Matplotlib.pyplot is a method used to draw pictures, similar to the plot command in matlab, and its usage is basically the same. This document mainly talks about drawing with python matplotlib; interested friends can come and take a look.

2024-01-25 0 1180
Audio and video development tutorial in android Chinese WORD version

The media package provides classes to manage various media types. These classes are provided for performing audio and video operations. In addition to basic operations, it also provides ringtone management, facial recognition, and audio routing control. This article explains audio and video operations. This article is designed for beginners who want a simple introduction to Android programming. This article will guide you through the step-by-step development of applications that use media (audio and video). This article assumes that you have installed Android and the necessary tools to develop applications. It also assumes that you are familiar with Java or have a grasp of object-oriented programming concepts. Interested friends

2024-02-26 0 1133
Flex 3 CookBook Chinese pdf version

A Flex application consists of two language codes: ActionScript and MXML. Since 3.0, ActionScript has evolved from a prototype-based scripting language to a fully object-oriented, strongly typed scripting language that complies with the ECMAScript standard. MXML is a markup language, very similar to the familiar Hypertext Markup Language (HTML) and Extensible Markup Language (XML). This Chinese version of FLEX 3 COOKBOOK is translated by Chang Qing Translation Team, whose main members are Chang Qing and Nigel

2024-01-17 5 3501
How to connect Delphi to SQL database Chinese WORD version

This document mainly describes the method of connecting Delphi to a SQL database; the principles of other versions are basically similar. I hope this document will help friends in need; interested friends can come and take a look.

2024-01-18 0 739
[Top] Detailed summary of JSON in Android Chinese WORD version

JSON (JavaScript Object Notation) Definition: A lightweight data exchange format that is highly readable and easy to write quickly. The mainstream technology in the industry provides a complete solution (somewhat similar to regular expressions, supported by most languages today), so that data can be exchanged between different platforms. JSON adopts a highly compatible text format and also has behavior similar to the C language system. Friends in need can download and take a look

2024-02-26 0 926
Android embedded SQLite database Chinese WORD version

This document mainly talks about the Android embedded SQLite database; a relational database SQLite is embedded in the Android platform. Unlike other databases, SQLite does not distinguish types when storing data; interested friends can come and take a look.

2024-02-28 0 1061
Python essential reference pdf version

This book provides an essential reference on the beautiful language python. The author brings you into the paradise of python through a complete and clear introductory guide, and then discusses syntax, types and objects, operators and expressions, control flow functions and functional programming, class and object-oriented programming, modules and packages, input and output , execution environment and other aspects are given detailed explanations. If you want to join the world of python, don't miss this book by David M beazley. (The cover is from the latest English version, the Chinese version seems to have only been translated to the second edition)

2024-01-26 1 828
Android development skills collection tutorial pdf version

Android development skills collection pdf version, including: ANDROID common class library description, ANDROID file system and application architecture, ANDROID application structure, ANDROID UI LAYOUT (layout), ANDROID UI controls, ANDROID UI beautification, ANDROID UI animation, asynchronous calls , data storage and reading, etc.

2024-02-26 0 851
Use of android VideoView Chinese WORD version

This document mainly talks about the use of Android's VideoView; Android comes with a VideoView, which is used to play videos and online videos. It is a class that inherits SurfaceView and uses MediaPlayer for playback. I hope this document will help friends in need; interested friends can come and take a look.

2024-02-28 0 1050
Android local data storage Chinese WORD version

This document is primarily about Android local data storage; the ability to store data locally on a mobile device is a critical feature for applications that need to maintain important information across the execution or lifetime of the application. As a developer, you often need to store information such as user preferences or application configurations. You must also decide based on characteristics such as access visibility whether you need to involve internal or external memory, or whether you need to deal with more complex, structured data types. Follow this article to learn the Android data storage API with

2024-02-26 0 808
Delphi mastery step by step tutorial pdf version

Delphi primary tutorial step by step mastery pdf, briefly summarize the content: Delphi overview, programming of three structures of the Object Pascal language base, arrays, procedures and functions, custom types, common components of Delphi, multimedia application programming, DLL applications, Database application base SQL database programming, etc.

2024-01-19 1 1111
JSON.NET simple use Chinese WORD version

This document mainly talks about the simple use of JSON.NET; JSON.NET is used to convert objects in .NET into JSON strings (serialization), or to convert JSON strings into objects of existing types in .NET ( Deserialization?). I hope this document will help friends in need; interested friends can come and take a look.

2024-02-28 0 1233
Eclipse maven project configuration instructions Chinese WORD version

This document mainly talks about the eclipse maven project configuration instructions; the purpose of writing this article is to solve a series of problems caused by environmental problems, such as class not found exceptions, old and new JARs, resulting in some methods being unavailable, and hot plugging is supported. Modification, when debugging the program, there is no need to restart tomcat and other problems after modification; interested friends can come and take a look

2024-02-27 0 1226