Run only one instance of your application: Revision history

27 September 2021

• curprev 14:3014:30, 27 September 2021‎ Wil talk contribs‎ 3,735 bytes +1‎ Updated "createmutex succeeded" test to test for NULL not ERROR_INVALID_HANDLE as per Frank Cheng's recommendation see https://support.dataaccess.com/Forums/showthread.php?67791-Limiting-Dataflex-Instances-to-1-per-Laptop&p=368346#post368346

30 July 2021

• curprev 17:2117:21, 30 July 2021‎ Daver talk contribs‎ m 3,734 bytes +116‎ →‎Using FindWindow WinAPI
• curprev 17:1817:18, 30 July 2021‎ Daver talk contribs‎ m 3,618 bytes +12‎ →‎Using mutexes
• curprev 17:1717:17, 30 July 2021‎ Daver talk contribs‎ m 3,606 bytes +87‎ No edit summary

8 March 2019

• curprev 00:5500:55, 8 March 2019‎ Wil talk contribs‎ m 3,519 bytes +3‎ fixing starzen link

18 October 2008

• curprev 13:3713:37, 18 October 2008‎ Wil talk contribs‎ m 3,516 bytes −16‎ →‎Using mutexes: Removed html breaks in VDF source

8 June 2008

• curprev 17:2317:23, 8 June 2008‎ Jka talk contribs‎ m 3,532 bytes +33‎ source tag
• curprev 17:2217:22, 8 June 2008‎ Jka talk contribs‎ 3,499 bytes +36‎ No edit summary

10 December 2007

• curprev 23:1423:14, 10 December 2007‎ Hellboy1975 talk contribs‎ 3,463 bytes +16‎ No edit summary

25 November 2007

• curprev 13:2013:20, 25 November 2007‎ Hellboy1975 talk contribs‎ 3,447 bytes +22‎ No edit summary

24 October 2007

• curprev 08:0108:01, 24 October 2007‎ Paolo.bruno talk contribs‎ m 3,425 bytes +19‎ →‎Using mutexes

23 October 2007

• curprev 16:0816:08, 23 October 2007‎ Paolo.bruno talk contribs‎ 3,406 bytes +278‎ No edit summary

9 October 2007

• curprev 09:1809:18, 9 October 2007‎ Wil talk contribs‎ m 3,128 bytes +72‎ →‎Using FindWindow WinAPI
• curprev 09:1709:17, 9 October 2007‎ Wil talk contribs‎ m 3,056 bytes +166‎ →‎Using FindWindow WinAPI
• curprev 09:1409:14, 9 October 2007‎ Wil talk contribs‎ m 2,890 bytes +13‎ No edit summary
• curprev 09:1009:10, 9 October 2007‎ Wil talk contribs‎ 2,877 bytes +22‎ →‎Using FindWindow WinAPI
• curprev 09:0909:09, 9 October 2007‎ Wil talk contribs‎ 2,855 bytes +2,855‎ New page: The question on how to make sure that your application is only started once by your users can be approached in several ways. 1. Using mutexes 2. Using FindWindow WinAPI === Using mutexes...