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- Python operation Mysql example code tutorial
- This article introduces various code examples and detailed introductions such as Python operating MYSQL, executing SQL statements, obtaining result sets, traversing result sets, obtaining a certain field, obtaining table field names, inserting pictures into the database, executing transactions, etc. Most of the code is A sumptuous and beautiful code feast. If you want to view the online version, please visit: https://www.jb51.net/article/34102.htm
- 2024-01-26 0 1737
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- 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 0 657
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- Android Google mobile programming tutorial PDF version
- Android Google Mobile Phone Programming Tutorial Traditional Edition, the content of the book is mainly related to the knowledge of Google mobile operating system, introduces the principles and methods of programming on the Google mobile platform, and guides Google programmers into the Google Phone in the form of examples. The palace of programming art.
- 2024-02-27 55 1346
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- Basic knowledge of PLC programming Chinese doc version
- Programmable controller, called Programmable Controller in English, or PC for short. However, because PC is easily confused with Personal Computer (Personal Computer), people are still accustomed to using PLC as the abbreviation of programmable controller. It is an electronic system device with a microprocessor as the core for digital operation. It is specially designed for industrial field applications. It uses programmable memory to store and execute logical operations, sequence control, timing/ Operation instructions such as counting and arithmetic operations, and through digital or analog input
- 2024-02-29 32 1418
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- WebService calling technical documentation Chinese WORD version
- This document mainly talks about WebService calling technical documents; on the surface, Web service is an application, which exposes an API that can be called through the Web to the outside world. This means that you can programmatically call this application through the Web. A more precise explanation of Web services: Web services are a new platform for building interoperable distributed applications. As a Windows programmer, you may have built component-based distributions using COM or DCOM
- 2024-02-26 26 1171
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- Python Overview Chinese WORD Version
- This document provides an overview of Python; Python's built-in interfaces to operating system services make it an ideal tool for writing portable management tools and components (sometimes called shell tools) that maintain operating systems. Python programs can search files and directory trees, run other programs, use processes or threads for parallel processing, and more. I hope this document will help friends in need; interested friends can come and take a look.
- 2024-01-23 0 882
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- 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 1254
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- Introduction to ios system Chinese WORD version
- This document mainly talks about the introduction of ios system; iOS is an operating system developed by Apple for iPhone and other devices. It is mainly used for iPhone, iPod touch and iPad devices. It manages device hardware and provides the basis for the implementation of local applications on mobile phones. technology. Depending on the device, the operating system has different system applications, such as Phone, Mail, and Safari, which can provide standard system services to users. I hope this document will help friends in need; interested friends can come and take a look.
- 2024-01-27 49 2416
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- iOS development learning iOS multi-threading and RunLoop Chinese WORD version
- iOS multi-threaded programming is always difficult for iOS development beginners to understand and master. Now I will use several examples to gain a more systematic and comprehensive understanding of iOS multi-threaded programming. I hope it will be helpful to everyone. Some programs are a straight line from the starting point to the end; some programs are a circle that keeps looping until it is cut off. A straight line is like a simple Hello World. After running and printing, its life cycle is over, like a flash in the pan; a round one is like an operating system, which keeps running until you shut down. A running program is a process or a task, a process
- 2024-02-03 59 2071
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- Flash Builder Operation Guide Chinese WORD version
- This document mainly talks about the Flash Builder operation guide; Flash Builder combines the resources (folders and files) that make up the application into a container, which we call a project. A project contains a set of properties that control how the application is built, where the built application resides, how debugging is handled, and the project's relationship to other projects in the workspace. I hope this document will help friends in need; interested friends can come and take a look.
- 2024-01-17 22 1167
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- doxygen official manual
- Doxygen is a useful programmer's auxiliary tool. It can make it easier to add batch code to the program. It is compatible with mainstream programming languages ????such as C++, C, Java, Objective-C, Python, etc. The Chinese manual of doxygen provided by the editor includes The basic introduction, grammar skills and advanced skills can help you get started quickly. If you need it, you are welcome to download it. Basic introduction Doxygen already supports generating ANSI encoded chm directory files (index.hhc)! Doxygen is usually used to generate English
- 2024-01-30 0 921
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- Intermediate Perl e-book chm version
- From a Perl enthusiast to a Perl programmer. "Intermediate Perl" will teach you how to use Perl as a programming language, not just a scripting language. Perl is a flexible and powerful programming language that can be used in many aspects, from system management to network programming to database operations. People often say that Perl makes easy things easy and hard things doable. Intermediate Perl is all about taking the leap from simple to difficult tasks
- 2024-02-01 1 1071
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- Perl basic tutorial chm
- A basic introductory Chinese tutorial on Perl, in chm format, describing an overview of PERL, simple variables, operators, list and array variables, file reading and writing, pattern matching, control structures, subroutines, associative arrays/hash tables, formatted output, and file systems , reference, object-oriented, packages and modules and other knowledge points. Suitable for beginners to read and understand the Perl scripting language.
- 2024-02-26 1 2040
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- Android Chinese help document pdf version
- Android is a software set specifically for mobile devices, which includes an operating system, middleware and some important applications. The beta version of the Android SDK provides the necessary tools and API interfaces for Android application development using the Java language on the Android platform. Features ? Application framework Supports reuse and replacement of components ? Dalvik virtual machine Optimized for mobile devices ? Integrated browsing
- 2024-02-01 35 983
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- Android application framework principles and programming 36 techniques pdf traditional version
- Android application framework principles and programming techniques 36 pdf traditional version, the book content is suitable for Android 1.0. Some friends may not be familiar with Android yet, right? Have you ever heard of Google’s customized high-end mobile phone from HTC? Its operating system is based on Android. If you are still not sure about it, you can Google "HTC g2" mobile phone to get a rough understanding of the interface and architectural features of the mobile operating system. Anyway, Andro
- 2024-02-26 22 874
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- Easy Language Learning Manual Ten Days Illustrated Tutorial to Learn Easy Language pdf version
- The Ten Days to Learn Easy Language Illustrated Tutorial provides a vivid and systematic explanation of the usage and operating techniques of Easy Language in the form of illustrations. Friends who need it can download it and take a look! The whole book is divided into ten chapters and is completed in ten days. The first chapter introduces the installation of Yi Language and the interface after operation. At the same time, a very simple small program is introduced to help users get started. Finally, we introduce the input methods of programming and some common problems encountered by beginners. Chapter 2 will touch on some specific issues, such as how to write a program that equals 1+2, and understand the concept of variables, the valid range of variables, data types and other knowledge.
- 2024-02-28 23 1114
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- Detailed explanation of Android program debugging Chinese WORD version
- When using eclipse to develop android programs, you can perform breakpoint single-step debugging just like VS. The Eclipse Java editor not only provides developers with common functions such as code writing, syntax correction, and real-time compilation, but it can also quickly modify and reconstruct Java source code and other advanced operations. Interested friends can come and take a look
- 2024-02-26 0 1032
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- Android development tutorials and notes pdf version
- Android file access and database programming knowledge. File operations mainly include reading files, writing files, reading static files, etc. It also introduces creating, adding file content and saving, opening files and displaying the content; database programming mainly introduces the SQLite database. The use includes knowledge of creating, deleting, opening databases, non-query SQL operation instructions, query SQL instructions-cursors, etc.
- 2024-02-29 64 3118
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- Unity3d game development camera switching Chinese WORD version
- This document mainly talks about camera switching in unity3d game development; I hope it will be helpful to everyone; interested friends can come and take a look.
- 2024-02-29 51 2542
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- Android Chinese API collection chm version
- Android Chinese Translation Group - A collection of Android Chinese APIs. API documentation (Reference) is the basis of Android development. In the past three years (2007-2010), the official Chinese version of the API has not yet been released. The Android Chinese Translation Group has gathered a group of people to engage in Android development. People, forum moderators, college students, graduate students, etc. use their spare time to translate Android APIs. The number of people has grown from 1 to 80, and the number of published translations has ranged from 1 to 50.
- 2024-02-29 79 1973
