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  • Energy saving and environmental protection icon
    Energy saving and environmental protection icon
    The energy saving and environmental protection icon download provides 19 energy saving and environmental protection icons in PNG format with a size of 128x128 pixels for free download.
    2017-05-31 135 1358
  • Energy saving and low carbon poster background material
    Energy saving and low carbon poster background material
    Energy saving and low carbon poster green low carbon energy saving environmental protection energy saving lamp wind turbine building character beauty light bulb blue sky grass psd
    2017-03-17 109 1333
  • Energy saving transportation icons
    Energy saving transportation icons
    The energy-saving and environmental protection icon download provides 14 energy-saving transportation icons in PNG format with a size of 128x128 pixels.
    2017-05-31 130 1358
  • female icon
    female icon
    Free download of female icon material in PNG format
    2017-05-07 109 1184
  • Male business icons
    Male business icons
    Male business icons provide 14 male business icons in PNG format for download with a size of 128x128 pixels.
    2017-05-25 123 1516
  • Summary of three major techniques for performance optimization of programming language Perl Chinese WORD version
    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 27 2304
  • Detailed explanation of AndroidXML layout attributes WORD version
    Detailed explanation of AndroidXML layout attributes WORD version
    This document mainly talks about the detailed explanation of AndroidXML layout attributes; I hope this document will help friends in need; interested friends can come and take a look.
    2024-01-29 2 2345
  • DELPHI control properties, methods, events and common functions word document doc format
    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 36 1403
  • Android4.0 new SDK new features Chinese WORD version
    Android4.0 new SDK new features Chinese WORD version
    Android 4.0 is a major platform release that adds a host of new features for users and app developers. Of all the new features and APIs we'll discuss below, Android 4.0 is an important platform release because it brings the widely used APIs and hologram themes of Android 3.x versions to small-screen devices. Interested friends can come and take a look
    2024-01-29 2 2146
  • Delphi memory management guidance content PDF version
    Delphi memory management guidance content PDF version
    The instructive content on Delphi memory management has been excerpted into an e-book in PDF format. This book is an excerpt of the memory management chapter from a Delphi book. It does not involve other aspects of content and is relatively targeted. The content involves traversing memory blocks, shared memory managers, third-party memory managers, Delphi memory management implementation framework, implementation of user call routines, etc.
    2024-01-19 32 1486