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Network programming tutorial
  • Delphi's dial-up connection class

    Delphi's dial-up connection class

    A while ago, I wrote a class to dial Windows due to work needs. I sorted it out and encapsulated several Windows Ras APIs. I put it on and gave everyone my suggestions. Now it supports reading windows dial-up connection list, dialing, hanging up, creating
    2025-02-15
  • Delphi and Office program development

    Delphi and Office program development

    Keywords: Delphi; Word; Excel; Report; 1. Introduction When developing applications using Delphi, we usually have to design many documents and reports in various formats, and we often need to create, edit and modify files. Although Delphi itself provides
    2025-02-15
  • ASP converts Chinese characters into a function of pinyin

    ASP converts Chinese characters into a function of pinyin

    I heard that converting Chinese characters into pinyin will be conducive to SEO, but the specific situation needs to be tested to know. The following is the code fragment: <% set d = createObject ("scripting.dicTionary") d.add "a",
    2025-02-14
  • AJAX simple application example-pop-up layer

    AJAX simple application example-pop-up layer

    Simple application of AJAX, including js popping up DIV layer, layer dragging, and ajax background reading data! Note that the getinfo.asp file is saved in utf-8 format. You can write and read database code in getinfo.asp! function createobj() {if (window
    2025-02-14
  • Delphi data compression processing (2)

    Delphi data compression processing (2)

    Delphi data compression processing (2) Buffer: PChar; Count: Integer; Begin file://Read the size of the original image from the compressed image stream ComPRessedStream.ReadBuffer
    2025-02-14
  • Example of calling SMS cat to send text messages using java

    Example of calling SMS cat to send text messages using java

    The specific steps are as follows: 1. Put smslib-3.3.0b2.jar, comm.jar and log4j-1.2.11.jar into the project lib; 2. Put javax.comm.properties into %JAVA_HOME% /jre/lib; 3. Put w
    2025-02-14
  • Java example of calculating the number of narcissus in any position (palindrome number)

    Java example of calculating the number of narcissus in any position (palindrome number)

    The number of narcissus can be calculated at any position. The copy code is as follows: public static void main(String[] args) {int max = 10;for (int len ​​= 1; len <= max; len++) {System.out
    2025-02-14
  • How to use reptiles to grab the website content of the website webpage content

    How to use reptiles to grab the website content of the website webpage content

    The example of this article tells the method of using Java to use reptiles to capture the website webpage content. Share it for everyone for your reference. The specifics are as follows: Recently, I used Java to study the technology climbing technology. H
    2025-02-14
  • Delphi simple judgment program 30 seconds without keyboard and mouse movement example

    Delphi simple judgment program 30 seconds without keyboard and mouse movement example

    The following is the original code: (here the timer is set to 1000ms) parameters, indicating an interval of 30 seconds! ! Copy the code as follows: unit Unit1; interface uses Windows, Messages, SysUtils, Variants, Cl
    2025-02-14
  • How to use code to create calculated fields in Delphi

    How to use code to create calculated fields in Delphi

    Many people have asked this question on CSDN before, but no one seems to have given a satisfactory answer. It took me a long time to find the answer, and now I share it with you: PRocedureTForm1.FormCreate(Sender:TObject);varNewField:TFiel
    2025-02-14
  • Implementing video picture-in-picture in VisualBasic5.0

    Implementing video picture-in-picture in VisualBasic5.0

    In VISUALBAISC5.0, you can use the method of playing video animation files (*.AVI) to add animation effects to our software, but how to achieve the video picture-in-picture effect in the software? After the author's exploration, I found that the API f
    2025-02-14
  • Comparison between PB and DELPHI

    Comparison between PB and DELPHI

    1. Object-oriented programming languages--- (a) PowerBuilder and Delphi both adopt object-oriented programming methods and provide object-oriented application architectures. PowerBulder should
    2025-02-14
  • Overview of Delphi7 IDE (2)

    Overview of Delphi7 IDE (2)

    Many of the recent updates to Environment Options relate to the commonly used Environment Options dialog box. The options page of this dialog box was reorganized in Delphi 6, and the Form Designer option was moved from the PReferences page to the new
    2025-02-14
  • Analyze the queue in Java and the method of gathering simulation queue with LinkedList

    Analyze the queue in Java and the method of gathering simulation queue with LinkedList

    Explanation of the queue in API: Public Interface Queue<E> extends Collection<E> Collection used to preserve elements before processing elements. In addition to the basic collection operation, the queue also provides other insertion, extraction and inspec
    2025-02-14
  • Encouragement, lots of it, breakthroughs from Delphi masters, plus a scoop of cold water

    Encouragement, lots of it, breakthroughs from Delphi masters, plus a scoop of cold water

    Regarding the allocation and recycling of object memory, I don’t know if anyone has any ideas about placing the dl register here. If not, just think about it. If you think about it, you will be fine. In fact, before the following code (1), there is such a
    2025-02-14
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