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Summary of three major techniques for performance optimization of programming language Perl Chinese WORD version

This article will focus on discussing Perl performance optimization techniques. When using Perl to develop some service applications, sometimes you will encounter problems with Perl performance or resource usage. You can use require to load modules, use system functions and XS-based modules, and write yourself with low overhead. Modules, etc. to optimize Perl performance. Perl is a powerful language, a powerful tool, and a very delicious dish:-) Using many of Perl's features, you can achieve some very interesting and practical functions. I hope this document will help friends in need; interested friends can come and take a look.

2024-02-27 0 1883
Yii2 Chinese manual

High-performance PHP framework for developing large-scale web applications

2017-03-24 5162 22392
Android programming virtual machine Dalvik tutorial pdf version

Android programming virtual machine Dalvik tutorial pdf, introduces the difference between Dalvik and the standard Java virtual machine and the difference between the operating environment, as well as the situation and prospect analysis of Dalvik, the functional description of various Java packages in Android, related file types, application structure analysis, Introduction to Android Adb tools, etc. This knowledge is a perfect prelude for junior friends who are about to engage in Android programming.

2024-02-28 0 622
Netty code analysis Chinese WORD version

This document mainly talks about Netty code analysis; Netty provides asynchronous, event-driven network application framework and tools to quickly develop high-performance, high-reliability network server and client programs; friends in need can download and read look

2024-02-29 1 1862
Android program development permission tutorial pdf version

Android program development permission tutorial pdf, introduces the new perspective of Android 1.5, including: improvements to the Android user interface, video recording, soft keyboard support, Chinese display and Chinese input support, desktop Widgets and Live folders, and Bluetooth function improvements , Bundled application function improvements, system performance optimization...

2024-01-29 2 2102
DELPHI control properties, methods, events and common functions word document doc format

DELPHI control properties, methods, events and commonly used functions 1. TmainMemu control This control is a standard menu control, which is used to provide menus for windows. The hierarchical structure of the object is: TObject—TPersistent—TCompoment—TMenu. Attribute 1-AutoMetge: Boolean Function: Used to determine whether the menu on the non-main Form in the non-MID program should be merged with the menu of the main Form. Main Form menu

2024-01-19 0 1206
Perl Automated System Administration Automating.System.Administration.with.Perl.2nd.Edition 2nd Edition

Perl is a powerful tool for UNIX-like system management. If you do not know Perl when maintaining the system, you should at least be familiar with SHELL. It is best to be comfortable with both. Perl is a scripting language. The original designer was Larry Wall and it was published on December 18, 1987. Perl borrowed features from C, sed, awk, shell scripting, and many other programming languages. The most important feature is its internal integration of regular expression functions and the huge

2024-02-01 0 1459
Android mobile phone development course standards Chinese WORD version

This course is designed based on the general idea of understanding methods and emphasizing application, highlighting the skill-based and applied characteristics of vocational education, focusing on cultivating students' practical application skills, and striving to achieve the goal of sufficient theoretical methods and excellent technical skills. Through the study of this course, students will be equipped with knowledge related to Android platform application development, good programming habits and the ability to develop mobile application software, and be competent in tasks such as mobile phone software development based on the Android platform. Interested friends can come and take a look

2024-01-30 0 1189
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
Web Service Design Based on REST Architecture WORD Version

This document mainly talks about the design of Web Service based on REST architecture; REST (Representational State Transfer) is a lightweight Web Service architecture style. Its implementation and operation are obviously simpler than SOAP and XML-RPC, and can be completely passed HTTP protocol implementation can also use cache to improve response speed, which is superior to SOAP protocol in terms of performance, efficiency and ease of use. I hope this document will help friends in need; interested friends can

2024-01-28 0 648
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
Adobe official Flash animation optimization guide pdf version

Tutorials from Adobe's official Flash animation optimization guide, including the following content: How to save memory How to minimize CPU usage How to improve ActionScript 3.0 performance Speed up rendering Speed Optimize network interaction Use audio and video Optimize SQ

2024-01-17 5 3654
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
Install Android with VirtualBox

VirtualBox is an open source virtual machine software. VirtualBox is known as the most powerful free virtual machine software. It not only has rich features, but also has excellent performance! It is simple and easy to use, and the systems that can be virtualized include Windows (all Windows systems are supported from Windows 3.1 to Windows 10 and Windows Server 2012), Mac OS X, Linux, OpenBSD, Solaris, IBM OS2 and even Android operating systems

2024-01-28 2 1921
Android basic tutorial translated by Zhang Bo and others pdf version

"Basic Android Tutorial" is complete and rich in content and has strong versatility. Readers can quickly learn Android development and improve related skills through "Basic Android Tutorial". Android is a new open source mobile phone platform developed by Google. "Basic Android Tutorial" is a basic tutorial on Android development, using a step-by-step approach to discuss Android. The book also explains the basic process of Android development more vividly with examples such as Sudoku games, and there is a & at the end of each chapter.

2024-02-26 0 676
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
Selected Delphi examples to fully master CHM

The DELPHI programming blog from Wan Yi is the crystallization of high-quality experience and actual combat. Thank you Wan Yi for your selfless dedication. I believe it will definitely be useful to friends of DELPHI programming. Most of the source codes in CHM are compiled and passed under D7, and third-party controls are rarely used. It is a masterpiece for learning. Note: If the e-book cannot be displayed normally, you need to click "Properties" -> "Unlock" of the e-book.

2024-01-22 0 542
Delphi7 basic grammar tutorial Chinese WORD version

Delphi is a Windows rapid application development tool (RAD Rapid Application Development) based on the client/server system launched by the American Borland Company. It is an object-oriented visual programming tool based on the visibility of Delphi and combined with the Object Pascal language. With programming skills, you can develop powerful Windows applications and database applications. Delphi is the first visual development environment, optimized source code compiler and

2024-01-18 1 1059
Detailed explanation of Android WebView examples Chinese WORD version

This document mainly describes the detailed explanation of Android WebView examples; Android phones have a high-performance webkit kernel browser built into them, which is encapsulated in the SDK as a component called WebView. WebKit is a software framework included in Mac OS X v10.3 and above (v10.2.7 and above can also be obtained through software updates). At the same time, WebKit is also the basis for Mac OS X's Safari web browser. WebKit is an open source project mainly developed by KDE's K

2024-02-28 0 1091
Android local data storage Chinese WORD version

This document is primarily about Android local data storage; the ability to store data locally on a mobile device is a critical feature for applications that need to maintain important information across the execution or lifetime of the application. As a developer, you often need to store information such as user preferences or application configurations. You must also decide based on characteristics such as access visibility whether you need to involve internal or external memory, or whether you need to deal with more complex, structured data types. Follow this article to learn the Android data storage API with

2024-02-26 0 808