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- 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
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- 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
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- Delphi SQLLite application example packaging
- Delphi operation of SQLLite database, practical exercises
- 2024-01-22 0 835
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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 0 504
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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 12 2490
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- 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
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- abaqus Python example
- This document mainly talks about the abaqus Python example - operating excel files; currently processing data cannot be done without excel, so pythoners must learn to use python to operate excel tables. There are also many ways to interact between Python and excel; friends in need can download it and take a look
- 2024-01-25 0 531
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- 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
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- Spark Streaming Programming Guide Chinese WORD version
- Spark Streaming is the core API of Spark, which supports high throughput and fault-tolerant real-time streaming data processing. It can accept data sources from Kafka, Flume, Twitter, ZeroMQ and TCP Socket, use simple API functions such as map, reduce, join, window and other operations, and can also directly use built-in machine learning algorithms and graph algorithm packages to process data . Interested friends can come and take a look
- 2024-02-27 0 908
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- 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
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- Hive permission control Chinese WORD version
- Hive can control permissions through metadata from version 0.10 (including version 0.10) onwards. In versions before Hive-0.10, permissions are mainly controlled through Linux users and user groups. CREATE, SELECT, and DROP of Hive tables cannot be controlled. Of course, Hive's control of permissions based on metadata is not completely safe. The purpose is to prevent users from accidentally doing operations they shouldn't do. Interested friends can come and take a look
- 2024-02-03 0 1432
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- PowerDesigner usage tutorial chm version
- PowerDesigner usage tutorial, covering basic concepts of interface and operation, data projects and entities, defining relationships and roles between entities, defining and using domains and inheritance, converting CDM objects into PDM objects, generating reports, etc.
- 2024-01-19 1 1073
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- 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
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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 1364
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- Lucene index database Chinese WORD version
- This document mainly talks about the Lucene index database; Lucene, as an auxiliary tool for full-text search, performs conditional searches for us, whether it is search engines like Google, Baidu, search functions in forums, or other C/ S-architecture search brings great convenience and relatively high efficiency. This article mainly uses Lucene to index MS Sql Server 2000, and then performs full-text indexing. As for the content of the database, it can be the content of the web page or other things. Contents of the database in this article
- 2024-02-29 0 1142
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- 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
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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 0 903
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- Python v2.4 Chinese manual chm
- The Chinese manual of Python v2.4 version in chm format is rich and comprehensive in content. It is not only a manual, you can use it as an introductory tutorial for Python, teaching you how to use the Python interpreter, process control, data structure, templates, Knowledge and skills in input and output, errors and exceptions, detailed explanations of classes and standard libraries, etc. At the same time, the attached manual can facilitate your inquiries.
- 2024-01-26 6 1315
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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 0 816
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- fortran language grammar WORD version
- This document mainly talks about the syntax of the fortran language; FORTRAN is the earliest high-level programming language in the world and the most commonly used programming language in the engineering community. It is used in scientific computing (such as aerospace, geological exploration, weather forecasting, construction engineering and other fields ) plays an extremely important role. After more than 40 years of development, with the updates of multiple versions of the FORTRAN language and the emergence of corresponding development systems, its functions have been continuously improved. The latest version of the development system has almost all the features of VC and VB, such as graphical interface programming, databases, etc. I hope this document will help friends in need
- 2024-02-03 0 1239