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    <title>VerySource - C++ Builder</title>
    <link>https://forum.verysource.com/forum-40-1.html</link>
    <description>Latest 20 threads of C++ Builder</description>
    <copyright>Copyright(C) VerySource</copyright>
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    <lastBuildDate>Sun, 18 Oct 2026 08:02:55 +0000</lastBuildDate>
    <ttl>60</ttl>
    <image>
      <url>https://forum.verysource.com/static/image/common/logo_88_31.gif</url>
      <title>VerySource</title>
      <link>https://forum.verysource.com/</link>
    </image>
    <item>
      <title>源码运行不了：基于Qt的考试管理系统设计与实现</title>
      <link>https://forum.verysource.com/thread-3885-1-1.html</link>
      <description><![CDATA[]]></description>
      <category>C++ Builder</category>
      <author>yvge</author>
      <pubDate>Tue, 07 Jun 2022 09:17:09 +0000</pubDate>
    </item>
    <item>
      <title>I want to be a program that closes the web page. . Trouble up</title>
      <link>https://forum.verysource.com/thread-3706-1-1.html</link>
      <description><![CDATA[DWORD FINDPROCESS (Char * Appname)
{
    Handle hsnapshot;
    DWORD ID = 0;
Processentry32 PE32 = {SIZEOF (Processentry32)};

HSnapshot = CreateToolHelp32Snapshot (TH32CS_SNAPPROCESS, 0);

IF (hsnapshot == invalid_handle_value)
    {
Return 0;]]></description>
      <category>C++ Builder</category>
      <author>wyyaiwhh</author>
      <pubDate>Sun, 25 Apr 2021 07:30:02 +0000</pubDate>
    </item>
    <item>
      <title>Strange question: I have a text file, there are many records in it, I want to replace a garbled with a blank code.</title>
      <link>https://forum.verysource.com/thread-3705-1-1.html</link>
      <description><![CDATA[I want to use TStringList * txtList = new tstringlist;
 STRING SS;
    
      Tstringlist * txtlist = new tstringlist;
    
      TXTLIST-&gt; LoadFormfile (\&quot;C:\\1uO1Mytxt.txt\&quot;);
      For (int i = 0; i  count; i ++)
            {
                 ]]></description>
      <category>C++ Builder</category>
      <author>windsoupl</author>
      <pubDate>Thu, 22 Apr 2021 10:30:02 +0000</pubDate>
    </item>
    <item>
      <title>Use the mchk->Delete() command to delete the contents of the data table mchk.dbf in the file directory, but it cannot be</title>
      <link>https://forum.verysource.com/thread-3570-1-1.html</link>
      <description><![CDATA[I use the Table control in C++BUILDER to connect to the data table mchk.dbf in the file directory, and then use the code Delete() to delete the record after retrieving the data in the table, but a problem is that although it is deleted (normal state  ...]]></description>
      <category>C++ Builder</category>
      <author>qiaoyu0603</author>
      <pubDate>Fri, 18 Dec 2020 01:00:01 +0000</pubDate>
    </item>
    <item>
      <title>About displaying jpg format images</title>
      <link>https://forum.verysource.com/thread-3502-1-1.html</link>
      <description><![CDATA[Graphics::TBitmap *pBitmap=new Graphics::TBitmap;
  PBitmap-&gt;LoadFromFile(\&quot;F:\\\\picture\\\\China recognized as the most beautiful 18 places\\\\Yunnan Luoping.jpg\&quot;);
   Canvas-&gt;Draw(750,350,pBitmap); I want to display a picture in jpg format, but ther]]></description>
      <category>C++ Builder</category>
      <author>cwdj120410</author>
      <pubDate>Mon, 14 Dec 2020 09:30:02 +0000</pubDate>
    </item>
    <item>
      <title>Hexadecimal conversion Chinese</title>
      <link>https://forum.verysource.com/thread-3487-1-1.html</link>
      <description><![CDATA[How to convert ASCII into Chinese?
What should I do if the hexadecimal number is converted into Chinese?
Is there any solution?
The following is the hexadecimal number,
02 50 4B 31 30 32 43 42 44 41 42 34 42 41 42 42 41 41 32 30 32 30 46 46 46 46 46  ]]></description>
      <category>C++ Builder</category>
      <author>liuliou</author>
      <pubDate>Mon, 14 Dec 2020 02:00:02 +0000</pubDate>
    </item>
    <item>
      <title>How to improve the speed of drawing</title>
      <link>https://forum.verysource.com/thread-3451-1-1.html</link>
      <description><![CDATA[I found that the drawing speed is very slow whether it is using API or other methods


Is there any way to improve]]></description>
      <category>C++ Builder</category>
      <author>raymenlv</author>
      <pubDate>Mon, 30 Nov 2020 14:30:01 +0000</pubDate>
    </item>
    <item>
      <title>I use InstallShield to package the program. After installation, one folder contains all the files of the original projec</title>
      <link>https://forum.verysource.com/thread-3412-1-1.html</link>
      <description><![CDATA[I use InstallShield to package the program. After installation, one folder contains all the files of the original project, and another folder is empty? ? ? Which big brother can help, explain or solve it for me, thank you~! I use ADO to connect to th ...]]></description>
      <category>C++ Builder</category>
      <author>acmilanwy</author>
      <pubDate>Thu, 19 Nov 2020 01:30:02 +0000</pubDate>
    </item>
    <item>
      <title>ClientSocket control receiving messages under c++ builder6.0</title>
      <link>https://forum.verysource.com/thread-3396-1-1.html</link>
      <description><![CDATA[I use ClientSocket and serverSocket to communicate with both parties under c++ builder 6.0. When the client sends a message to the server, the server can receive it normally, but when the server sends a message to the client, the client is either in  ...]]></description>
      <category>C++ Builder</category>
      <author>天使躯</author>
      <pubDate>Tue, 10 Nov 2020 02:00:02 +0000</pubDate>
    </item>
    <item>
      <title>How do I display comments next to the score?</title>
      <link>https://forum.verysource.com/thread-3350-1-1.html</link>
      <description><![CDATA[Seniors...

Excuse me, I want to show comments beside the score field

But there is scope~ for example

*********
            Comments
0~5 points low
6~10 points medium
11~15 points excellent
*********

The following program code is from the ]]></description>
      <category>C++ Builder</category>
      <author>sygokok</author>
      <pubDate>Thu, 15 Oct 2020 02:00:02 +0000</pubDate>
    </item>
    <item>
      <title>How to add a drop-down box to the color property of a self-edited control? ? ?</title>
      <link>https://forum.verysource.com/thread-3300-1-1.html</link>
      <description><![CDATA[If a custom control has a color attribute, how can you make the effect of the color attribute of the standard control? There is a drop-down selection menu, double click can also show the palette]]></description>
      <category>C++ Builder</category>
      <author>jccg15268</author>
      <pubDate>Tue, 29 Sep 2020 08:30:03 +0000</pubDate>
    </item>
    <item>
      <title>About the realization of back and forward functions</title>
      <link>https://forum.verysource.com/thread-3293-1-1.html</link>
      <description><![CDATA[There is a DirectoryListBox control and a DriveListBox control
There are 2 buttons, one is for directory forward, the other is for directory back
For example, the current directory is C:\\aaaa
Go to directory F:\\ppp
Press back at this time, Directory]]></description>
      <category>C++ Builder</category>
      <author>epsilong123</author>
      <pubDate>Mon, 28 Sep 2020 12:00:02 +0000</pubDate>
    </item>
    <item>
      <title>Lost connection to MYSQL server during query socket error on write.</title>
      <link>https://forum.verysource.com/thread-3116-1-1.html</link>
      <description><![CDATA[Lost connection to MYSQL server during query socket error on write. WSAGetLastError return 10054 ($ 2746)
I am inserting a binary file into the database. When the file is about 2MB, there is no problem. Above 3MB, the above problem occurs.
Please adv ..]]></description>
      <category>C++ Builder</category>
      <author>sc_ups</author>
      <pubDate>Sun, 22 Mar 2020 06:00:01 +0000</pubDate>
    </item>
    <item>
      <title>\"** No parameter\" error when using TADOQuery to connect to the ACCESS database</title>
      <link>https://forum.verysource.com/thread-3059-1-1.html</link>
      <description><![CDATA[\&quot;** No default parameters\&quot; error when using TADOQuery to connect to the ACCESS database
 I want to query the password field in the username table (with two fields of password and name) in the database username (already bound) in ACCESS.
 In fact, i ..]]></description>
      <category>C++ Builder</category>
      <author>iosa1234</author>
      <pubDate>Fri, 20 Mar 2020 12:30:01 +0000</pubDate>
    </item>
    <item>
      <title>Help: Why can\'t the function in the dynamic library be loaded</title>
      <link>https://forum.verysource.com/thread-2963-1-1.html</link>
      <description><![CDATA[Dynamic library code:
extern \&quot;C\&quot; __declspec (dllexport) HWND __stdcall CreateCW (HWND);
int WINAPI DllEntryPoint (HINSTANCE hinst, unsigned long reason, void * lpReserved)
{
    return 1;
}
// ------------------------------------------------ ---- ]]></description>
      <category>C++ Builder</category>
      <author>soulflayer</author>
      <pubDate>Tue, 17 Mar 2020 12:30:02 +0000</pubDate>
    </item>
    <item>
      <title>MDI child form and thread synchronization (Synchronize) problem</title>
      <link>https://forum.verysource.com/thread-2912-1-1.html</link>
      <description><![CDATA[The problem is very troublesome. The threads, Synchronize and OnTerminate generated by MDIChild cannot connect to the events and interface of MDIChild.
It may be that the main VCL that the thread thinks at this time is not the MDIChild that generated ...]]></description>
      <category>C++ Builder</category>
      <author>kaldorei</author>
      <pubDate>Mon, 16 Mar 2020 05:00:02 +0000</pubDate>
    </item>
    <item>
      <title>BCB operates database to catch exceptions</title>
      <link>https://forum.verysource.com/thread-2886-1-1.html</link>
      <description><![CDATA[I use BCB to access SQL Server. The new record does not catch the error returned by SQL. Please give pointers, thank you, 
try
{
    this-&gt; ADOQuery1-&gt; Open ();
    this-&gt; ADOQuery1-&gt; Insert ();
     .....
    this-&gt; ADOQuery1-&gt; Po ...]]></description>
      <category>C++ Builder</category>
      <author>点纹十二卷</author>
      <pubDate>Sun, 15 Mar 2020 08:30:02 +0000</pubDate>
    </item>
    <item>
      <title>How to delete the OCX control installed in C ++ Builder</title>
      <link>https://forum.verysource.com/thread-2750-1-1.html</link>
      <description><![CDATA[I used VC to make an OCX control, and then installed it in C ++ Builder through \&quot;Component-&gt; Import Axtive Control\&quot;, and the use was normal. However, I have made modifications and improvements to that control, and want to re-install under C ++ Builde ..]]></description>
      <category>C++ Builder</category>
      <author>斩灵刃</author>
      <pubDate>Wed, 11 Mar 2020 07:30:02 +0000</pubDate>
    </item>
    <item>
      <title>About variable initialization</title>
      <link>https://forum.verysource.com/thread-2747-1-1.html</link>
      <description><![CDATA[For example, int is initialized to 0
So why is AnsiString type initialization good?
Some books write AnsiString as = \&quot;\&quot;; others write AnsiString as = NULL;
There are also some structure variables, such as handle variables. Why is this kind of initial]]></description>
      <category>C++ Builder</category>
      <author>epsilong123</author>
      <pubDate>Wed, 11 Mar 2020 06:00:01 +0000</pubDate>
    </item>
    <item>
      <title>HELP</title>
      <link>https://forum.verysource.com/thread-2719-1-1.html</link>
      <description><![CDATA[String si, SubStr, name;
   si = DateToStr (Date ());
   SubStr = si.SubString (5, StrToInt (si.Length ()-2)); / * Remove the month and day of the birth date * /
   data-&gt; personquery-&gt; Close ();
   data-&gt; personquery-&gt; SQL-&gt; Clear ();
  ...]]></description>
      <category>C++ Builder</category>
      <author>gushangluoye</author>
      <pubDate>Tue, 10 Mar 2020 08:00:02 +0000</pubDate>
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