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Android Camera system analysis Chinese WORD version

This document mainly talks about the analysis of Android's Camera system; Android's Camera includes the functions of previewing and taking pictures. Although the current Android release version of the Camera program has relatively simple functions, its program architecture is divided into two parts, the client and the server. They are built on the structure of Android's inter-process communication Binder. The Camera module mainly includes libandroid_runtime.so, l

2024-02-29 0 922
Detailed guide to creating and using databases in Android Chinese WORD version

Every application uses data, and Android applications are no exception. Android uses an open source, operating system-independent SQL database--SQLite. This article introduces how to create and operate a SQLite database for your Android application. Database supports the lifeline of every application no matter how big or small. Unless your application only handles simple data, then you need a database system to store your structured data. Android uses SQLite database, which is an open source and supports multiple operating systems. SQ

2024-02-28 0 504
Big data processing with Apache Spark

This document mainly talks about using Apache Spark for big data processing - Part 1: Getting Started; Apache Spark is a big data processing framework built around speed, ease of use and complex analysis. It was originally developed by AMPLab at the University of California, Berkeley, in 2009, and became one of Apache's open source projects in 2010. In this first part of the Apache Spark article series, we will learn what Spark is, how it differs from typical Map

2024-01-29 0 985
Databases for Android data access Chinese WORD version

This document mainly talks about Databases for Android data access; databases can be operated on the Android platform, which is one of the surprises when you first come into contact with Android. On the Android platform, a SQLite database is bound. This database system is also very unique. Its largest application scenario is embedded systems. I hope this document will help friends in need; interested friends can come and take a look.

2024-02-29 0 542
Practice of XML parsing in Android system Chinese WORD version

This document mainly talks about the practice of XML parsing in the Android system; I hope it will be helpful to everyone's study; interested friends can come and take a look.

2024-02-01 0 607
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
Basic knowledge of Android architecture Chinese WORD version

This document mainly talks about the basic knowledge of Android architecture; Android relies on Linux kernel 2.6 to provide core services, such as process management, network protocol stack, and hardware drivers. Here, the Linux kernel serves as an abstraction layer between the hardware layer and the system software stack layer. This operating system is not GNU/Linux-like because its system libraries, system initialization, and programming interfaces are different from standard Linux systems. Android contains some C/C++ libraries, media libraries, database engine libraries, etc. These libraries can be used by Android

2024-02-29 0 519
Introduction to matlab basic knowledge Chinese WORD version

MATLAB (Matrix Laboratory) is the abbreviation of MATrix LABoratory, a commercial mathematics software produced by The MathWorks Company of the United States. MATLAB is a high-level technical computing language and interactive environment for algorithm development, data visualization, data analysis, and numerical calculations. In addition to common functions such as matrix operations and drawing function/data images, MATLAB can also be used to create user interfaces and call programs written in other languages (including C, C++ and FORTRAN). MATLAB basics; command window

2024-01-18 0 1214
Quickly get started with Android database operations Chinese WORD version

Android uses the relational database SQLite3, which is a lightweight embedded database that supports SQL and is widely used in embedded operating systems. WM also uses SQLite3; more details about the principles and principles are in this article I won’t mention it, but if you want to quickly learn to operate SQLite3, then this is the article you are looking for! Interested friends can come and take a look

2024-02-28 0 909
Research on MATLAB and VB hybrid programming technology WORD version

This document mainly talks about the research on mixed programming technology of MATLAB and VB; it focuses on four methods of integrating MATLAB in VB applications to achieve program optimization, namely using Matrix VB, calling DLL dynamic link library, applying Active automation technology and dynamic data exchange technology, and analyzes the key issues and basic steps in the integration process. This hybrid programming combines the visual interface of VB with the powerful numerical analysis capabilities of MATLAB. I hope this document will help friends in need; interested friends can come and take a look.

2024-01-19 0 1251
Shell scripting basics Chinese WORD version

Shell itself is a program written in C language, which is a bridge for users to use Linux. Shell is both a command language and a programming language. As a command language, it interactively interprets and executes commands entered by the user; as a programming language, it defines various variables and parameters, and provides many control structures found only in high-level languages, including loops and branches. Although it is not part of the Linux system core, it calls most of the functions of the system core to execute programs, create files, and coordinate the running of various programs in a parallel manner. Therefore, for

2024-02-03 6 2665
Git Reference Manual Chinese CHM version

Git is a free, open source distributed version control system for agile and efficient handling of any project, small or large. Git's work requires code that calls curl, zlib, openssl, expat, libiconv and other libraries. Git currently supports Linux/Unix, Solaris, Mac and Windows platforms. This article brings you the Git reference manual, you can download it if you need it!

2024-01-30 0 1231
Android cooperates with WebService to access remote database Chinese WORD version

Use HttpClient to request data from the server-side action. Of course, calling server-side methods to obtain data is not the only one. WebService can also provide us with the required data, so what is webService? , it is a remote calling standard based on the SAOP protocol. Different operating system platforms, different languages, and different technologies can be integrated through webservice. To realize Android and server-side data interaction, we need some libraries in the PC machine Java client, such as XFire, A

2024-02-26 0 903
ARM compiler Chinese WORD version

This document mainly talks about the ARM compiler; the development tools of ARM application software include compilation software, assembly software, link software, debugging software, embedded real-time operating system, function library, evaluation board, and JTAG emulator according to different functions. , online emulator, etc.; I hope this document will help friends in need; interested friends can come and take a look.

2024-02-26 0 1167
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
[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
SQLite syntax and Android database operations Chinese WORD version

This document mainly talks about SQLite syntax and Android database operations; Android's SQLiteDatabase does not originally depend on Android, but exists independently as an individual, with its own unique system and language, and this is SQL syntax . SQLite is a lightweight database with few functions for large databases, so you only need to learn some common SQL syntax to easily master it, and these SQL syntaxes are basically unchanged for other databases. needed

2024-02-27 0 563
mybatis syntax and introduction Chinese WORD version

This document mainly talks about the syntax and introduction of mybatis; MyBatis is a persistence layer framework that can customize SQL, stored procedures and advanced mapping. MyBatis eliminates most of the JDBC code, manual setting of parameters and result set retrieval. MyBatis only uses simple XML and annotations to configure and map basic data types, Map interfaces and POJOs to database records. Compared with "one-stop" ORM solutions such as Hibernate and Apache OJB

2024-01-31 2 1125
Development of Bluetooth communication system based on Android word version

With the popularity of android mobile phones, the demand for android applications is growing. This huge potential market has attracted countless software development manufacturers and developers to join it. The openness of Android makes it more attractive to young people than Apple and Blackberry, and can attract the attention and love of young people. Among those aged 18 to 24, Android is the most popular operating system. At the same time, because the openness of the Android system has laid the foundation for the rapid development of Android tablets, it has also attracted more and more users to accept and use it.

2024-02-28 0 686
Subversion Installation and Instructions Document WORD Version

This document mainly describes the installation and use instructions for Subversion; Subversion is a free/open source version control system that is gradually replacing CVS. Subversion's repository can be accessed through the network, allowing users to operate on different computers. Subversion supports versioned directories, true version history, atomic commits, versioned dataless, an optional network layer, consistent data operations, efficient branch and tag operations, and modifiability. I hope this document will help those in need; those who are interested

2024-02-28 0 811