Martin questions

• How can I make the second instance of my program pass control back to the first instance?
• Draw a marker like google maps with TCanvas on Delphi
• Draw a line on canvas with custom style (delphi)
• Callback Delphi function from TWebBrowser by javascript on Delphi XE6 for all platforms (including iOS, ANDROID)?
• How add Delphi XE2 64bit support to a simple Delphi XE2 32bit VCL component?

Martin answers