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- Perl learning handbook chm version
- Perl Learning Handbook is an article written by a Taiwanese Perl master, specially packaged as a chm version for everyone's convenience. About this book 1. About Perl 1.1 History of Perl 1.2 Concepts of Perl 1.3 Features 1.4 Environment for using Perl 1.5 Getting started with Perl 1.6 Your first Perl program 2. Scalar variables (Scalar) 2.1 About scalars 2.1.1 Numeric values 2.1. 2 Strings 2.1.3 Number and string conversion 2.2 Use your own
- 2024-02-29 5 2204
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- 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
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- Ruby Reference Manual Chinese CHM Edition
- Ruby is a pure object-oriented programming language. It was founded in 1993 by Yukihiro Matsumoto from Japan. You can find Yukihiro Matsumoto on the Ruby mailing list at www.ruby-lang.org. In the Ruby community, Matsumoto is also known as Matz. Ruby is "a programmer's best friend". Ruby
- 2024-01-27 1 966
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- Android data format parsing object JSON usage WORD version
- This document mainly describes the usage of Android data format parsing object JSON; JSON can convert Java objects into json format strings, and can convert json strings into Java. More lightweight than XML, Json is lighter and simpler to use. JSON data format is widely used in client and server communication in Android, and is very convenient for network data transmission and analysis. I hope this document will help friends in need; interested friends can come and take a look.
- 2024-01-30 0 1080
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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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- 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 0 958
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- Features of Matlab language Chinese WORD version
- This document mainly describes the characteristics of the Matlab language; Matlab has the advantages of simple usage, flexibility, strong program structure, and good scalability. It has gradually become the preferred language tool in scientific computing, view interaction systems, and programs. In particular, it has outstanding performance in linear algebra, mathematical statistics, automatic control, digital signal processing, dynamic system simulation, etc., and has become a useful weapon for scientific research staff and engineering technicians to conduct scientific research and production practice. I hope this document will help friends in need; interested friends can come and take a look.
- 2024-01-18 1 1874
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- 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
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- mod_python 3.2.8 Chinese manual doc version
- mod_python 3.2.8 Chinese manual provides the Chinese manual of Mod_python 3.2.8, which is a good material for learning Mod_python. Interested friends can refer to it. mod_python originated from the Httpdapy project (1997). Much later Httpdapy was called mod_python because Httpdapy was not specific to the apache server. Httpdapy was designed to be cross-platform, but actually started primarily with Netscape servers (
- 2024-01-25 0 923
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- python basic tutorial to lesson 60_python basic information word version
- Basic python tutorial to lesson 60. This tutorial introduces to you at the beginning, why to learn python, what are the advantages of python, etc. It will really make you want to learn python quickly. Why use Python as an introductory programming language? the reason is simple. Every language has its supporters and detractors. Go to Google "why python" and you will get a lot of results, such as wide range of applications, open source, active community, rich libraries, cross-platform, etc. You may also find
- 2024-01-25 0 1072
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- Python introductory tutorial Chinese WORD version
- Python is an efficient language. The reading and writing operations are very simple. Just like ordinary English, Python is an interpreted and executed language. We do not need to compile, we only need to write the code to run. Python is an oriented language. The language of objects, everything in Python is an object. Python is a very interesting language; interested friends can come and take a look.
- 2024-01-25 0 656
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- Basic introduction to python unittest Chinese WORD version
- Python comes with a unit test module, pyUnit is what we call: unittest; this document mainly talks about the basic introduction of python unittest; interested friends can come and take a look
- 2024-01-25 0 862
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- Detailed explanation of Python operations on Excel Chinese WORD version
- This document mainly introduces how to read and write office excel through python, using the xlrd, xlwt and xlutils modules. It also demonstrates how to operate excel through the Tcl tcom package. Interested friends can come and take a look
- 2024-01-25 0 1285
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- 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
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- matplotlib function manual Chinese PDF version
- This document is a matplotlib function manual; I hope it will be helpful to everyone's study. Interested friends can come and take a look.
- 2024-01-25 0 686
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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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- Python module import and installation use Chinese WORD version
- This document mainly talks about the import, installation and use of python modules; I hope it will be helpful to everyone's learning; interested friends can come and take a look.
- 2024-01-25 0 775
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- Using Python for socket programming Chinese WORD version
- This document mainly talks about using Python for socket programming; as an interpreted language, Python is easy to use and can quickly verify our ideas and develop prototype software. A Python program can be interpreted as a whole or line by line. Friends in need can download and take a look
- 2024-01-23 0 1006
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- Python road numpy usage Chinese WORD version
- This document mainly talks about the usage of numpy in Python; I hope it will be helpful to everyone; interested friends can come and take a look.
- 2024-01-23 2 1318
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- Python study notes and concise tutorials Chinese WORD version 2.03MB
- This document is python learning notes and concise tutorial; why use Python as an introductory programming language? Every language has its supporters and detractors. Go to Google "why python" and you will get a lot of results, such as wide range of applications, open source, active community, rich libraries, cross-platform, etc. You may also find a lot of criticisms about it, such as rigid format and low efficiency. , there are very few people using it in China. However, the weighing of these advantages and disadvantages is a worry for programmers. As someone who wants to learn some programming
- 2024-01-23 0 1274