Author Archives: dougaj4

Concrete 2021

Posted on July 29, 2021 by dougaj4

Concrete 2021 (the 30th Biennial Conference of the Concrete Institute of Australia) is just around the corner, and this year will be all on-line: The virtual conference format not only provides greatly reduced travel and accommodation costs, but also all … Continue reading →

Posted in Concrete, Newton | Tagged , , | Leave a comment

Copying charts to a new workbook

Posted on July 25, 2021 by dougaj4

When an Excel worksheet including a chart(s) is copied to a new workbook the chart still links to the data ranges in the original workbook. Over the years I have spent a fair bit of time editing the chart ranges … Continue reading →

Posted in Charts, Charts, Excel | Tagged , , | Leave a comment

A Numpy trap – correction

Posted on July 20, 2021 by dougaj4

In my post of 30th May this year (here) I said that: As a check that the functions were working correctly, the Python functions were modified to return the sum of the largest array in the first row, revealing that … Continue reading →

Posted in Arrays, Excel, Link to Python, NumPy and SciPy, PyXLL, UDFs | Tagged , , , , , | Leave a comment

On long and short formulas and VBA

Posted on July 17, 2021 by dougaj4

A recent thread at Eng-Tips asked the following apparently simple question: Starting with a string consisting of numbers with a single central group of letters, how can this string be truncated at the end of the letters, so that for … Continue reading →

Posted in Excel, UDFs, VBA | Tagged , , , , , | Leave a comment

ULS Design Functions 2.13

Posted on July 11, 2021 by dougaj4

I have uploaded another update to the ULS Design Functions spreadsheet with some new features and fixes.  The new version can be downloaded from: ULS Design Functions.zip The changes in the new version are: Stress block type 3 will now … Continue reading →

Posted in Concrete, Excel, Newton, UDFs, VBA | Tagged , , , , , , , , | Leave a comment