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# Category Archives: Computing – general

## Open Source FEA Code Links

There have been many posts here based on code from the book Programming The Finite Element Method, with the Fortran code either translated to VBA, or with VBA links to compiled Fortran Code. I recently discovered: The “Programming the Finite … Continue reading

## Spherical Geometry and Vincenty’s Formulae

Wikipedia has detailed articles on: Spherical Geometry and Vincenty’s Formulae (for geometric calculations on an ellipsoid). The spreadsheet Vincenty.xlsb uses those resources to perform the following calculations, using both on-sheet calculations and VBA user-defined functions (UDF’s): Calculation of distance and … Continue reading

Posted in Computing - general, Coordinate Geometry, Excel, Maths, Newton, UDFs, VBA
Tagged ellipsoid area, ellipsoid distance, Excel, Spherical Geometry, UDF, VBA, Vincenty's Formulae
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## Import Data from a Picture to Excel

The myOnlineTraininghub blog recently had a post entitled Import Data from a Picture to Excel which sounded promising, since I often need to extract data from Autocad files saved to a pdf. From the link, it seems that if I … Continue reading

Posted in Computing - general, Excel
Tagged Android, Excel, import data from pictures, Windows
1 Comment

## Building dances to an earthquake’s beat

Adam Pascale from the Seismology Research Centre recently shared this animation (click on controls bottom right for High Quality and Full Screen views): … it’s from a building in the Philippines about 130km (hypocentral distance) from a magnitude 6.1 earthquake … Continue reading

Posted in Animation, Computing - general, Newton
Tagged Earthquake animation, Seismology Research Centre
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## Stepping through Python code called from Excel

Setting up your editor to allow Python code debugging for functions called from Excel can be tricky, depending on the details of your editor and linking software, but using the Visual Studio Code Editor and Pyxll, this works for me: … Continue reading

Posted in Computing - general, Excel, Link to Python, PyXLL, UDFs
Tagged Debugging, Excel, Python, PyXLL, Visual studio code
4 Comments