have a function, simplified below, that is exported from a BPL function DoA(amount: currency; var Info: string): Currency; stdcall;
I was using two TButton components on a form that functioned as Plus and Minus. When clicked they would add or subtract from an integer which would then be displayed on a TLabel.
I have an application that uses Rave Reports on Delphi 7. I want the reports to have开发者_运维百科 its default display in landscape. How am I going to do it?
In Delphi 7, I have a library that uses the TCanvas component to output some information. The resulting image is about 4800*6000 pixels and I would like to print it and save it as .jpeg.
My application is based on modal forms. Main form opens one form with ShowModal, this form opens another with ShowMo开发者_如何转开发dal, so we have stacked modal forms. There is sometimes a problem t
I\'m a .NET developer, but I have got a quest - I must find errors in a Delphi project. After opening a project (Borland Delphi 7) and trying to debug it (\'Run\' menu), I\'ve noticed all debugging o
I am trying to make an AlarmSystem in Delphi 7, Windows XP. I have to register alarms in a Database (MS SQL Server 2000). But what if the server is down??? Well, I can imagine that I have to persist o
Is there a way to get Object data from开发者_开发问答 its class procedure or function without instantiate it?You seem to have gotten it wrong:
are ther any integrate parser mathematical expertion component in delphi开发者_StackOverflow?Try Pegtop Math Expression Eval component. It is a real bad-ass math component.Several, have a look here.ef
How can I get all installed components in TStrings? 开发者_如何学Go I think this code work only within packages:
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