Hello
Always that I run the following code gives an error to me, of memory when arrives at last serie to delete. Somebody knows which is the problem?
TLineSeries *serie[10];
for(int reg=0;reg<5;reg++){
TLineSeries *ls;
ls = new TLineSeries(DBChart1);
serie[reg]=ls;
DBChart1->View3D...
Hi
I have a program that use TTables to communicate with a mysql table. After I delete the column "test1" in the table, when I star the program appear this error :
[MySQL][ODBC 3.51 Driver][mysqld-4.0.13-nt]Unknown column 'test1' in 'field list'.
In the field List don't appear any...
Hi
I have a program that use TTables to communicate with a mysql table. After I delete the column "test1" in the table, when I star the program appear this error :
[MySQL][ODBC 3.51 Driver][mysqld-4.0.13-nt]Unknown column 'test1' in 'field list'.
someone can help me?
Many thanks
Melo
Hello
I have tried with unsucess to make a script to do the follow:
I have a table in mysql with the columns name, pos_x and pos_y. Script will go to insert in the posítion (pos_x, pos_y) an image, with namee=name. I I click in a image, will go to open one link, depending on the image that...
Hi
I have a problem with databases that I think it is easy for gurus resolve , but not for me.
I have the following function. After the function create a new field in my database, I receive a error message that said that the new field don't exist. However it was created.
How can I resolve...
Hi
I try to send a email with a very simple code from a form, like :
$email = $_REQUEST['email'] ;
$message = $_REQUEST['message'] ;
mail( "luistsousa@hotmail.com", "Feedback Form Results",
$message, "From: $email" );
but the email don't arrive to the...
Hi
I have a table. In the program I have a button that add a field with editable name. I have another button that add a record to a field of table.
The problem is that when I select the new field that has been created in this session of the program, appears an error with the message of that...
Hi
Can I create a serie to a DBChart in runtime?
I had try with:
TLineSeries *ls;
ls = new TLineSeries(DBChart1);
DBChart1->View3D = true;
DBChart1->AddSeries(ls);
DBChart1->SeriesList->Series[0]->DataSource=Table1...
Hello
I have a program, that after it created a field with a name "test", he make a insert() to put a value in this field. However, appear a error that it says "Field "test" not found. But the field was created.
Which is the problem?
Best REgards
Hello everybody
I intended to read from a file txt and to put this information in a Table. However, in the database, I have a DateTime field, and others two to integer.
How I can read from this file and at the same time, to convert this information for the database?
file example:
25-07-2003...
HEllo guys
I don't know if Table1.Next() are nuts, but if not, I am by sure. The problem is this. I have a database in mysql with a column "stations". Inside I have station1, station2, and station3. With the code below I expect receiving the right result, but no. The program show an...
Hello
I have a very simple question to make (I think). I want create a new field in a mysql table.
I use a mysql database and when i run the code below appear a error message with "general sql error [Mysql].....:
Who can I solve the problem?
Query1.Close();
Query1.SQL.Clear()...
Hello
I have a very simple question to make. With the code below i create a new field in a table. However, I want create a new field with a variable name. So, Who I insert a variable "new_field" in tquery sql?
Many thanks
Query1->Close();
Query1->SQL->Clear()...
Hello
When I take images BMP and Jpeg bigger then 100KB, to put in a database MySQL with a blob field, appear the error " Invalid blob lenght".
How can I put Images with a size limit of 4MB, in a Blob Field ?
Many Thanks
Luis Sousa
Hello everybody
I am try to read jpeg images from a database MYSQL, with TTable.
I used :
DataModule1->Table1->Append();
if (OpenPictureDialog1->Execute())
DBImage1->Picture->LoadFromFile (OpenPictureDialog1->FileName);
DataModule1->Table1->Post();
To put images in a blob field. I think its...
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