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Example tutorial to learn Python word version in 1 hour

This article is suitable for experienced programmers to enter the world of Python2.x as soon as possible. Especially, if you master Java and Javascript, you can use Python to quickly and smoothly write useful Python programs in less than an hour.

2024-01-26 0 903
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
ANDROID Bluetooth programming WORD document doc format

Using the BluetoothAdapter class, you can find surrounding Bluetooth devices on your Android device and then pair (bind) them. Bluetooth communication is transmitted to each other based on the unique address MAC. Considering security issues, Bluetooth communication needs to be paired first. Then start to connect to each other. After the connection, the devices will share the same RFCOMM channel to transmit data to each other. Currently, these implementations are implemented on Android 2.0 or higher SDK. 1. Finding/discovering dev

2024-02-27 0 977
Android sensor programming Chinese WORD version

This document mainly talks about Android sensor programming; a sensor is a physical device or biological organ that can detect and feel external signals, physical conditions (such as light, heat, humidity) or chemical composition (such as smoke), and will detect Information is passed to other devices or organs. At the same time, it can also be said that the sensor is a detection device that can sense the information being measured, and can transform the detected information into electrical signals or other required forms of information output according to certain rules to meet the needs of information transmission and Requirements for processing, storage, display, recording and control. It is the first to realize automatic detection and automatic control

2024-02-27 0 504
Android rtsp streaming media playback introduction Chinese WORD version

This document mainly talks about the introduction of android rtsp streaming media playback; the real-time streaming protocol (RTSP) is an application-level protocol that controls the sending of real-time data. RTSP provides an extensible framework that makes it possible to control and on-demand real-time data, such as audio and video. Data sources include live data and data stored in clips. The purpose of this protocol is to control multiple data sending connections, provide a way to select a sending channel, such as UDP, multicast UDP and TCP, and provide a method to select a sending mechanism based on RTP. I hope this document will help friends in need; interested

2024-02-26 0 965
17 common Python runtime errors for newbies Chinese WORD version

This document mainly talks about 17 common Python runtime errors for novices; when you first learn Python, it may be a bit complicated to understand the meaning of Python error messages. Here are some common runtime errors that can cause your program to crash. Interested friends can come and take a look

2024-01-23 0 812
Discuz plug-in production tutorial [Getting Started + Mastery + Practical] Chinese WORD version

Plug-in mechanism Discuz! has a complete plug-in mechanism. By rationally using the plug-in mechanism, you can better integrate your individual functional requirements into the Discuz! product while keeping the code independent and not affected by subsequent Discuz! product version upgrades. We encourage and recommend the use of plug-in mechanisms for customization and research and development of individual needs. Interested friends can come and take a look

2024-01-29 0 932
Multi-threaded programming technology in Android development Chinese WORD version

This document mainly talks about multi-threaded programming technology in Android development; threads in Android are widely used in multi-threading in the Android platform. Multi-threading is required in UI updates, game development and time-consuming processing (network communications, etc.) . The technologies involved in Android threads are: Handler; Message; MessageQueue; Looper; HandlerThread. Friends in need can download and take a look

2024-01-29 2 2067
Flash Builder Tips and Tricks Chinese WORD version

This document is primarily about Flash Builder tips and tricks; it provides several simple yet effective tips, time-saving shortcuts, and other practical information that can improve your productivity in Flash Builder. I hope this document will help friends in need; interested friends can come and take a look.

2024-01-17 0 827
SCA introduction and application examples Chinese WORD version

This document mainly talks about the introduction and application examples of SCA; SCA (Service Component Architecture) is a set of service system construction framework protocols proposed for SOA. It not only integrates the idea of IOC, but also combines object-oriented reuse with code reuse. It has been upgraded to the reuse of business module components, and at the same time, the service interface, implementation, deployment, and invocation are completely separated, and the assembly and binding can be flexibly assembled through configuration. I hope this document will help friends in need; interested friends can come and take a look.

2024-02-27 0 844
SOAP syntax word version

One of SOAP, WSDL (WebServicesDescriptionLanguage), and UDDI (UniversalDescriptionDiscoveryandIntegration), soap is used to describe the format of transmitting information, WSDL is used to describe how to access specific interfaces, and uddi is used to manage, distribute, and query webServices. Specific implementations can search for simple instances of Web Services; SOAP can be used with many existing

2024-02-28 0 917
Introduction and improvement of Android JNI development Chinese WORD version

This document mainly talks about the introduction and improvement of Android JNI development; JNI has a wide range of applications in the Android system. The bottom layer of the Android system is implemented in C/C++, and the APIs provided by the upper layer are all Java. Java calls the underlying implementation through JNI. For example: Android API multimedia interface MediaPlayer class actually calls the libmedia library through JNI at the bottom layer. I hope this document will help friends in need; interested friends can come and take a look.

2024-02-26 0 627
Kotlin Android Chinese development help document PDF version

This book is not a language reference book, but it is a tool for Android developers to learn Kotlin and use it in their own projects. I will use some language features and interesting tools and libraries to solve many typical problems we encounter in daily life. This book is very practical, so I suggest you follow my examples and code in front of a computer. Whenever you have some ideas you can dive into them. Is this book right for you? This book is written to help those interested in developing with the Kotlin language.

2024-01-27 11 2624
Android service Service_detailed explanation WORD version

This document mainly talks about the detailed explanation of the Android service Service_; Service is one of the four application components in the Android system (for details on other components, see Section 3.2). Services are mainly used for two purposes: background running and cross-process access. By starting a service, you can run specified tasks in the background without displaying the interface, so that it does not affect the user's ability to do other things. Communication between different processes can be achieved through the AIDL service, which is also one of the important uses of the service. I hope this document will help friends in need;

2024-01-31 0 660
150 Examples of Delphi 7 Application Programming Full Book Content CHM Edition

Download the CHM book with 150 Examples of Delphi 7 Application Programming. The book mainly uses 150 examples to comprehensively and in-depth introduce the common methods and techniques of developing applications with Delphi 7. It mainly explains the use of Delphi 7 for interface effect processing, image processing, Graphics and multimedia development, system function control, file processing, network and database development, and component application, etc. These examples are simple and practical, highly typical, and have outstanding functions. The technologies used in many examples can be slightly expanded to solve similar problems. The best way to use this book is to learn from examples

2024-01-18 2 828
Android Porting transplantation and research implementation pdf version

Android_Porting Taiwan Transplantation and Research Implementation.pdf. The author of this book has rich experience in Linux and Embedded Linux development, and has been exposed to X86/MIPS/ARM PLATFORM. I believe this book has sufficient guiding significance for readers.

2024-02-01 0 1031
Android2.3 User Programming Manual pdf version

Google's official Android 2.3 programming user manual pdf. The Chinese version has not been found yet. The current E version is. I believe Java masters who can write Android are not afraid of E text. Besides, this Google's original Android manual is also Very rare.

2024-02-01 0 1010
Android AsyncChannel source code analysis WORD version

This document mainly talks about the analysis of Android AsyncChannel source code; the AsyncChannel class is used to handle asynchronous message passing between two Handlers. The Handler for message passing can be from the same process or in different processes. Handler message passing between different processes Implemented using Android's Binder communication mechanism. I hope this document will help friends in need; interested friends can come and take a look.

2024-02-27 0 569
Delphi Programming Manual Online Updated Edition

Online updated version of Delphi Programming General Tutorial. This tutorial is updated continuously by the official staff. The content of the tutorial is maintained by official personnel. It is very good for Delphi beginners and friends who want to get started with Delphi. It is rich in content, easy to understand, and as Delphi As technology develops, the content of the tutorial is updated in a timely manner. The prerequisite is that you can connect to the Internet.

2024-01-19 3 1162
Delphi2006 tutorial DbExpress efficient database development chm version

When the author decided to update this book, it was hard to believe that nearly 4 years had passed from Delphi 7 to Delphi 2006. During this time, Borland's database access technology has also undergone considerable changes. First let's introduce the subject of this book: dbExpress. dbExpress has developed from version 2.0 of Delphi 7 to version 3.0 of Delphi 2006. In addition to updating support for the latest versions of various databases, the more important progress lies in the continuous improvement of execution efficiency and the improvement of Win32

2024-01-19 0 723