delphi Questions
2
Solved
I'm struggling with a very disruptive behavior in Delphi Alexandria 11.3 IDE editor.
When I double-click an identifier, often, but not always, the editor jumps up or down, positioning that identifi...
Birdcage asked 1/10, 2023 at 10:51
5
Solved
Is there really not a TSpinEdit control for floats in Delphi? It looks like there are third party components that supply a control that will work.
How do you implement TSpinEdit for floats? I've b...
3
Solved
In order to make Delphi component/control available for all (currently) available platforms I have to write
[ComponentPlatforms(pidWin32 or pidWin64 or pidOSX32 or pidiOSSimulator or pidiOSDevice...
Landan asked 15/12, 2014 at 15:4
6
Not sure what happened to Bold/Eco during the Borland/Codegear/Embarcadero transition but I sure miss it in the newer versions of Delphi. Anyone know of a framework that comes close?
If not, maybe...
Pill asked 3/8, 2010 at 18:3
6
Solved
Is there way of copying the whole array into another array? Other than using a for-loop.
Does the move or copy command work for this?
I did try but it had an error: "Incompatible types".
Should ...
Damnation asked 23/8, 2010 at 7:20
2
I get socket error 10038 at startup.
How solve this error?
Stenopetalous asked 29/5, 2022 at 13:42
6
Solved
I have a data structure:
data = array of integer;
I have filled it from an
source = array of byte;
with
data[x] := Source[offset] or (Source[offset + 1] shl 8) or
(Source[offset + 2] shl 16...
3
Solved
I am trying to get the difference between two datetimes and display it in string as hh:mm
q.parambyname('vstart').asdatetime:= vstart;
q.parambyname('vend').asdatetime:= vend;
d:= vend-vstart;
min...
Outspeak asked 23/10, 2012 at 13:42
3
Solved
Every time I open Delphi and try to load GetIt Packages on the Welcome Page, then I get an error and it doesn't load as can be seen by the image below:
Clicking on "Retry" doesn't work. ...
Brisco asked 7/1 at 9:9
3
Solved
Is there a HashSet in Delphi?
I know using set can at most hold 255 items. Is there a HashSet in latest Delphi Compiler e.g. XE8, Seattle
7
Solved
In Delphi, consider
var
i: integer;
begin
for i := 0 to N do
begin
{ Code }
end;
One might think that i = N after the for loop, but does the Delphi compiler guarantee this? Can one make t...
7
Solved
How can a desktop application communicate with a Windows service under Vista/Windows2008/Windows7? The application needs to send small strings to the service and receive string responses back. Both...
Adelric asked 11/8, 2009 at 12:58
1
I have an instance of TVirtualStringTree that formats text of a node in two different ways. The implementation is based on using toShowStaticText in the StringOptions as described in the accepted a...
Chalfant asked 29/11, 2016 at 18:30
3
Solved
I have a bug report showing an EEncodingError. The log points to TFile.AppendAllText. I call TFile.AppendAllText is this procedure of mine:
procedure WriteToFile(CONST FileName: string; CONST uStr...
Augmentative asked 29/2, 2016 at 20:18
3
Solved
I'm doing some components and I want to do them compatibles for VCL and FMX. So I have a structure that follows this pattern:
General_dpk (with TCustomMyClass) + VCL_dpk (with TMyClass) + FMX_dpk ...
Adjudication asked 2/1, 2013 at 12:3
5
Solved
How can the seconds be removed from a TTime variable without resorting to the extra overhead of using TimeToStr(const datetime:TDateTime; const formatsettings:TFormatSettings) to get the TTime valu...
Bick asked 25/6, 2011 at 4:52
5
Solved
I'm kinda a Delphi-newbie and I don't get how the Sort method of a TList of Records is called in order to sort the records by ascending integer value.
I have a record like the following:
type
TM...
6
Solved
I'd really like to know the various ways I could select a directory with the TOpenDialog, whether it be downloading a new component or using what is provided by Delphi, but preferably using what is...
Detective asked 14/9, 2011 at 20:38
8
Solved
Is there any Delphi D2010 function like PosEx that finds a sub-string inside a string starting from the end of the string?
I'm removing all the calls to the FastStrings library and one of the funct...
Squilgee asked 10/10, 2009 at 14:29
1
Solved
I have a Delphi application with an embedded CEF browser and it has stopped working since I updated if from CEF 117.1.4 and Chromium 117.0.5938.92 to CEF 123.0.12 and Chromium 123.0.6312.107.
With ...
Semibreve asked 21/6 at 11:26
3
Solved
I'm trying to figure out how to obtain a stack trace after an exception is thrown in Delphi. However, when I try to read the stack in the Application.OnException event using the function below, the...
Bonne asked 8/4, 2013 at 22:18
4
Solved
I don't know what my problem is, but I cannot set the font color in DEx2 for controls like TCheckBox, TRadioButton, TGroubBox, and TRadioGroup. It doesn't matter if I do it in the IDE or programmat...
Abruzzi asked 3/9, 2012 at 13:10
8
I have a Delphi Application that is connected to a SQL Server db using SDAC component from DevArt, we have 200 installations of the software and only to a customer, with some users, I notice the fo...
Anode asked 26/1, 2012 at 11:10
3
Solved
QUESTION: Is there a programmatic way to prevent Windows 10 from automatically restarting after an update?
We work on "mission-critical" software that runs in Windows. In general, it is bad if a ...
4
Solved
got a strange problem: I create a TPanele at runtime and change its color - however, the color is still clBtnFace.
Here' the code:
procedure TForm1.Button1Click(Sender: TObject);
var
pnlTest : T...
Kauffmann asked 23/9, 2010 at 12:5
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