Decision Models - What's New

 Details of Changes to the Site

Date

Changes

4 November 2016
Build 231.655.789.380 of FastExcel V3
1 February 2016
Build 231.652.784.380 of FastExcel V3
19 December 2015
Build 230.651.784.380 of FastExcel V3
25 October 2015
Build 229.651.782.380 of FastExcel V3
8 September 2015
Build 229.651.781.380 of FastExcel V3
30 July 2015
Build 229.649.781.380 of FastExcel V3
21 July 2015
Build 229.649.780.380 of FastExcel V3
26 June 2015
Build 229.648.779.380 of FastExcel V3
12 June 2015
Build 228.647.778.378 of FastExcel V3
30 April 2015
Build 225.647.777.377 of FastExcel V3
31 March 2015
Build 224.645.774.377 of FastExcel V3
7 February 2015
Build 224.645.765.375 of FastExcel V3
5 January 2015
Build 223.644.764.376 of FastExcel V3
20 December 2014
Build 223.644.764.375 of FastExcel V3
18 November 2014
Fix for XLAM files in AddLoader2
31 October 2014
Build 222.644.763.374 of FastExcel V3
29 September 2014
Build 221.643.762.374 of FastExcel V3
24 September 2014
Build 221.643.762.368 of FastExcel V3
30 July 2014
Build 220.643.761.317 of FastExcel V3
1 July 2014
Build 219.642.761.317 of FastExcel V3
4 June 2014
FastExcel Version 3 now Available
19 May 2014
Build 211.639.752.316 of FastExcel V3
28 April 2014
Beta 3 of FastExcel Version 3
13 October 2013
Build 178.309 of SpeedTools
03 September 2013
Build 176.304 of SpeedTools
02 August 2013
Build 176.302 of SpeedTools
23 July 2013
Build 175.301 of SpeedTools
17 July 2013
Build 174.301 of SpeedTools
21 May 2013
Build 173.301 of SpeedTools
14 May 2013
Build 172.299 of SpeedTools
7 May 2013
Build 171.299 of SpeedTools
29 April 2013
SpeedTools Upgrade offer for FastExcel V2 users
2 April 2013
SpeedTools now Live
5 February 2013
SpeedTools Beta 3 - Win a SpeedTools Coffee Mug!
23 January 2012
FastExcel Build 509 and Name Manager build 632
21 October 2011
Updated pages with information on Goal Seek
20 October 2011
FastExcel Build 508 and Name Manager Build 631
19 October 2011
Added VBA Memory limits to the Memory Limits page
7 July 2011
FastExcel Build 505
21 May 2011
Launch of my blog "Excel and UDF Performance Stuff"
13 May 2011
Data Validation done before or after Recalculation
06 April 2011
Updates to Volatility page
23 February 2011
FastExcel Build 501 and Name Manager Build 627
6 December 2010
FastExcel available with French User Interface: Build 499 of FastExcel
23 November 2010
Name Manager 4.2 Build 625
26 October 2010
Description of Array Expansion rules
14 June 2010
London Excel Developer Conference July 12
29 April 2010
Build 496 of FastExcel
28 April 2010
Name Manager 4.2 Build 620
13 April 2010
Updated Evaluate and UDFs
25 January 2010
Updated Array formulae page with Excel 2007 SP2 -- bug
25 January 2010
Updated Volatile functions page for SUMIF
21 January 2010
Updated RangeCalc for Excel 2010 64-bit
14 December 2009
Build 495 of FastExcel
21 November 2009
Build 494 of FastExcel
01 November 2009
Build 492 of FastExcel
15 October 2009
Build 491 of FastExcel and 615 of Name Manager
23 September 2009
Build 490 of FastExcel and 612 of Name Manager
28 July 2009
Updates to Memory Limits page
16 July 2009
Name Manager Build 608
16 July 2009
Updated Excel Versions Comparison and Variant Benchmark for Excel 2007 SP2

10 March 2009

Name Manager build 606 supports Finnish Language
12 January 2009
Update to UDFs page including IsCalced() function
12 January 2009
Another update to Volatility page
10 January 2009
Build 489 of FastExcel
6 January 2009
Update to Volatility page
7 December 2008
Announcing the 2009 London Excel Users Conference
28 November 2008
FastExcel can now be purchased using PayPal
23 October 2008
Excel Versions Timing Comparisons
11 September 2008
Build 488 of FastExcel
4 September 2008
Updated Calculation Secret pages with details of Excel 2007 Calculation changes.
14 June 2008
Build 487 of FastExcel
14 June 2008
Comments on referencing VBA UDFs in conditional formats.
12 June 2008
Build 486 of FastExcel
11 June 2008
Version 2.4 of FastExcel including build 603 of Name Manager
11 June 2008
Build 603 of Name Manager

13 May 2008

Build 484 of FastExcel with build 602 of Name Manager

24 April 2008

Build 483 of FastExcel with build 601 of Name Manager

15 February 2008

Multi-area UDF bug partially fixed in Excel 2003 and fully fixed in Excel 2007

8 February 2008

Revised Outlines for my sessions at the Australian Excel User Conference

5 February 2008

Using a row height of 0.1 slows down calculation

21 January 2008

Build 480 of FastExcel

21 January 2008

Build 594 of Name Manager

20 January 2008
Outlines for my sessions at the Australian Excel User Conference

1 January 2008

A History of the Heyder Family

12 December 2007

FastExcel 2.3 Build 479 with Name manager 4.1 Build 592

7 December 2007

FastExcel 2.3 Build 478 with Name manager 4.1 Build 592

6 December 2007

Variant Benchmark Download & comment on Google Desktop slowdown

1 December 2007

FastExcel 2.3 Build 475

13 July 2007

Updated description of Memory Useage with Excel 2003 and Excel 2007.

10 May 2007
FastExcel 2.3 build 474 with Name Manager build 586

2 April 2007

FastExcel 2.3 build 472 with Name Manager build 582

14 March 2007

FastExcel 2.3 Build 471 with Name manager build 582

18 January 2007

Added comments on Automation Addins and Range.Value2 to the UDF page.

18 January 2007

Updated description of Sheet.Calculate in Manual mode, Range.dirty and Application.Checkabort

18 January 2007

Name Manager 4.0 and Name Manager 2007 Build 580

16 January 2007

FastExcel 2.3 Build 469 with Name Manager Build 580

14 December 2006

Name Manager 4.0 and Name Manager 2007 Build 578

11 December 2006

Updated description of Application.Checkabort and Range.CalculateRowMajorOrder

8 November 2006

'Improving Performance in Excel2007' published on MSDN

8 October 2006

FastExcel 2.3 Build 468 available

7 October 2006

Name Manager 4.0 build 574 available

20 September 2006

FastExcel 2.3 Build 467 available

18 August 2006

FastExcel 2.3 Build 466 available

3 August 2006

FastExcel 2.3 Build 465 available

3 August 2006

Name Manager 4.0 build 565 available

27 April 2006

UK Excel Users Conference July 19-20

11 April 2006

Revised version of AddinLoader

28 February 2006

Revisions to a number of Optimising speed pages.

14 February 2006

Conditional formats are volatile

7 February 2006

Build 457 of FastExcel now available

6 February 2006

Update to Excel's dependency limits (Calculate in Status Bar)

5 February 2006

Excel 12 Memory limits

26 November 2005

Build 456 of FastExcel now available

1 August 2005

Build 532 of Name Manager now available

29 June 2005

Excel 2002 and 2003 Range.calculate can give different results to Excel 97 and 2000

4 January 2005

Blessig Family History

15 December 2004

Google Desktop bug causes FastExcel problems

1 December 2004

Build 452 of FastExcel

20 November 2004

Updated Application.Evaluate limitations.

10 November 2004

Name Manager 3.2 (build 530) now availabale

5 November 2004

Downloadable Counting Functions: run-time functions for the FastExcel Dynamic Range Wizard

8 October 2004

Revised the description of how Application.Evaluate works.

24 September 2004

Build 446 of FastExcel

12 September 2004

Revised FastExcel Version 2 Sample Problem

11 September 2004

Build 444 of FastExcel

11 September 2004

Build 483 of Name Manager 3.1

2 September 2004

Version 2.1 of FastExcel

20 July 2004

The official memory limit for Excel 2003 is 1 Gigabyte (1024MB)

30 June 2004

Excel 2003 flags rows as uncalculated when hiding or unhiding.

24 June 2004

Explanation of Circular Reference calculation sequence and optimisation of speed.

24 June 2004

Build 478 of Name Manager 3.1

16 June 2004

SUMPRODUCT performance compared to array formulae.

15 June 2004

Linked pictures cause slow calculation and VBA.

10 June 2004

Name Manager Version 3.1 build 477

21 May 2004

Slow calculation of UDFs in automatic mode and with the VBE open

14 April 2004

Build 470 of Name Manager Version 3.0

5 April 2004

Special Offer on FastExcel V2

5 April 2004

Added EVAL function example to Calculating from VBA page

17 March 2004

Partial fix for Netscape 7 users: use page up and page down to scroll

16 March 2004

Name Manager Version 3.0 (build 467) now available

5 March 2004

Added description of Autofilter effect to Volatile Actions and Evaluation Circumstances

21 January 2004

Beta 2 version of Name Manager Version 3.0 (build 446) now available

9 January 2004

Revised version of MakeInterlinkedSheets memory tester.

28 December 2003

Beta version of Name Manager Version 3.0 (build 442) now available

12 November 2003

FastExcel Version 2 now available (Build 436).

11 November 2003

Added information on Excel 2003 memory limits.

19 October 2003

FastExcel Version 2 Beta 3 build 435

10 October 2003

Added description of using EnableCalculation for FullCalculate and Full sheet calculate.

14 September 2003

Updated Lookups page for threedimensional and lookups with more than one answer.

12 September 2003

FastExcel Version 2 Beta 3 build 433 available for testing to all FastExcel V1 License holders.

2 September 2003

Updated several Calcsecrets pages and the calculation bottlenecks page with information on calculating names.

1 September 2003

Updated the behaviour of Range.calculate with Excel 2002

30 August 2003

Added site search facility.

31 July 2003

Name Manager Version 2.3 build 410 now available from downloads.

8 May 2003

Updated the descriptions of EnableCalculation and RangeCalculate

5 May 2003

Build 396 of Name Manager 2.2

3 March 2003

Explanation of the difference between Application.Evaluate and Worksheet.Evaluate

28 February 2003

Downloadable workbook demonstrating interlinked sheets Memory useage and limits.

25 February 2003

Build 378 of Name Manager

18 February 2003

Example of the Multi-Area UDF argument bug, and a bypass added to the downloads page.

17 February 2003

Name Manager Version 2.2 now available on the downloads page.

5 February 2003

Added Areas Bug warning to UDF page, revised list of volatile functions(tested), revised Controlling Calculation page.

28 January 2003

Revised the Controlling Calculation from VBA and Memory limits pages.

15 January 2003

Revised the Bottlenecks, Calculation Process, Dependency Trees and Calculations Methods pages.

3 August 2002

Revised the Memory, Memory limits and Leaks pages.

11 July 2002

Version 1.3 (Build 71) of FastExcel

20 May 2002

Version 2 of the Add-in Loader

17 April 2002

Array Functions, Function Wizard, Improved/more examples on the User Defined Functions page.

6 February 2002

Added explanation of Calculation at Open to the Controlling Calculation page.

17 January 2002

Revised User Defined Function Page, False Dependencies and Uncalculated Cells

15 January 2002

Removed HTML Scrollbars

30 October 2001

Added RangeCalc addin to the Downloads Page

29 October 2001

Revised Bottlenecks Page to include slow opening/closing problems.

15 October 2001

Revised Calculation Secrets pages.

27 Sep 2001

Version 1.2 (Build 68) of FastExcel, Expanded descriptions in the Sample Problem

30 July 2001

Revised FastExcel Sample problem. Downloadable FastExcel User Manual.

25 July 2001

Site now supports Netscape 4.7 and 6.0

25 June 2001

Extended descriptions of using VBA to control Calculation methods properties and events.

15 June 2001

Version 1.1 (Build 64) of FastExcel

1 June 2001

Added FastExcel Support Page

23 May 2001

Site goes live.

 

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