delphi-7 Questions
4
Solved
I have a database column which can take only 40 characters of a string. So when the length of string is greater than 40 characters, its giving me error. How can I cut/trim the string to 40 characte...
Centuple asked 18/2, 2013 at 12:26
3
I have the following code (IP addresses changed) in a Delphi 7 project.
const
{$IFNDEF DEBUG}
AUTHENTICATOR_DB_ADMIN_HOST = '123.456.789.12';
{$ELSE}
AUTHENTICATOR_DB_ADMIN_HOST = '127.0.0.1';
{...
Carnarvon asked 12/3, 2014 at 2:52
2
Solved
I am very confused. I need to read binary files (.fsa extension by Applied Biotechnology aka ABIF, FASTA files) and I ran into a problem reading signed integers. I am doing everything according to ...
Bomke asked 25/11, 2020 at 12:48
4
Solved
How can I get source code from WebBrowser component?
I want to get source code of active page on WebBrowser component and write it to a Memo component.
Thanks.
Ehr asked 10/4, 2012 at 15:27
6
Solved
I'm trying to convert my current Delphi 7 Win32 code to Delphi XE5 Android with minimal changes, so that my project can be cross-compiled to Win32 from a range of Delphi versions and Android from X...
Carrefour asked 21/10, 2013 at 6:56
6
I written a program with Delphi 7 which searches *.srt files on a hard drive. This program lists the path and name of these files in a memo. Now I need convert these files from ANSI to UTF-8, but I...
Jeweller asked 2/4, 2009 at 18:23
1
Solved
I will try to simplify my problem. If for example you drop 2 TSpeedButton and do:
procedure TForm1.SpeedButton1Click(Sender: TObject);
begin
Screen.Cursor := crHourGlass;
SpeedButton2.Cursor := ...
3
Solved
in MS Sql there are data types that are not supported by delphi 7, the xml datatype is one example.
I wish to convert the XML datatype to Text datatype, so that i could handle it in delphi.
Is ...
Alvy asked 5/1, 2011 at 15:32
1
Solved
I am trying to define the TWaveFormatExtensible type, but I am not sure if am I declaring correctly the Samples union. Here is the original declaration from header file (Windows SDK 10.0.17763.0):
...
6
Solved
In another question, I found out that the Assigned() function is identical to Pointer <> nil. It has always been my understanding that Assigned() was detecting these dangling pointers, but no...
Lanie asked 22/12, 2011 at 1:21
2
Solved
How do I use c# similar Math.Round with MidpointRounding.AwayFromZero in Delphi?
What will be the equivalent of:
double d = 2.125;
Console.WriteLine(Math.Round(d, 2, MidpointRounding.AwayFromZero...
2
Solved
I am using ShellExecute the same way given below, to open a txt file in Delphi7, it gives me access violation in module BORdbk70.dll.
Not sure what this issue is? I have added ShellApi in uses lis...
1
Solved
I want to order a List of Strings with different Options.
Options are:
Alphabetical Sort or Logical Sort
Case-Sensitive or not Case-Sensitive
Ascending or Descending
I have all branches covered...
Ki asked 7/1, 2019 at 17:14
2
I'm using this Delphi 7 code to detect if Internet Explorer is running:
function IERunning: Boolean;
begin
Result := FindWindow('IEFrame', NIL) > 0;
end;
This works on 99% of the systems wit...
2
Solved
I wanted to know if anyone ones a way that I can export data from a DBGrid to Excel ? I am using Delphi 7 , Excel 2007 and ADO .
Any help will be appreciated.
2
Solved
I want to copy a part of a FileStream to a MemoryStream.
FileStream.Write(Pointer(MemoryStream)^, MemoryStream.Size);
FileStream.Read(Pointer(MemoryStream)^, count);
Is that right? It isn't work...
3
Solved
This is easy in AVX with the VBROADCASTS command, or in SSE if the value were doubles or floats.
How do I broadcast a single 8-bit value to every slot in an XMM register in Delphi ASM?
6
Solved
I have image (500x500) but I need to resize it to 200x200 and paint it on TImage. How to achieve such result?
NoteI know about Stretch property in TImage, but I want to resize the image programmat...
6
Solved
I need to strip out all non standard text characers from a string. I need remove all non ascii and control characters (except line feeds/carriage returns).
Imprison asked 13/4, 2011 at 14:0
9
Solved
In this question is mentioned the wcrypt2.
What I need is simply calculate the MD5 of a file. It would be perfect if I could calculate it without having to save it because it is a downloaded file ...
1
Solved
I have this record type
TDoublePoint = record
X : Double;
Y : Double;
end;
then I have object with this property
uses ..TypInfo;
TCell = class(TPersistent)
private
FZoom : TDoublePoint
...
3
Solved
I have an application that writes program settings to the windows registry that is absolutely necessary so.storing to a file is not an option.
To simplify this, I would like to give an "admin priv...
Imprimis asked 5/2, 2013 at 8:26
6
Solved
Anyone knows other way to get a directoy's size, than calculate it's size by counting file with file? I'm interested on some win32 API function. I've google it about this, but i didn't found releva...
4
Solved
Of course, this piece of code will not compile. First I need to cast a TObject value to Integer. Then, read it as a string. What function should I use?
for i := 1 to 9 do begin
cmbLanguage.Items....
2
Solved
Please help me find days between two dates.
I have two objects TDBDateEdit date1 and date2.
procedure Torder_form.date2Click(Sender: TObject);
var d3: TDateTime;
begin
d3:=date2.date - date1.da...
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