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2024 Posts
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- Short Takes
- Let’s Cut the Crap Apr 2024
- Fastest Maze-Solving Competition on Earth April 2024
- 100 Prisoner Problems Mar 2024
- GeoGebra app Feb 2024
- Reflection on Billiards and Math Feb 2024
- John Smeaton — "Father of Civil Engineering" Feb 2024
- AISC Bolt Shear Capacity — Minimum Dimensions Feb 2024
- What Happened to the US Machine Tool Industry? Jan 2024
- What is the Day of the Week? Jan 2024
- Excel — Dictionary References with PyXLL Jan 2024
2023 Posts
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- Hand Calculated Truss vs RISA Dec 2023
- Kolam Muggu Rangoli Dec 2023
- Wolfram — Writings Dec 2023
- Feynman — The Relation of Physics to Other Sciences Dec 2023
- Engineering Math Nov 2023
- The Engineering Hub Nov 2023
- AI outperforms conventional weather forecasting Nov 2023
- AI Poetry Nov 2023
- Convolution as seen in Virtual Work Nov 2023
- Photomath and Slide Rule Competition Oct 2023
- CQ Brown Oct 2023
- Excel — Drawing Automated Shapes with PyXLL Sep 2023
- Design for Flood, Wind, Seismic, Snow, Ice, and Fire Aug 2023
- Moment due to Linearly Varying Pressure Aug 2023
- Galleries Aug 2023
- Small Ideas — Large Effects Aug 2023
- Online Embedded Excel Aug 2023
- Filter a Pandas Dataframe using PyXLL (with video) Jul 2023
- Enhanced Lookup — Excel and PyXLL June 2023
- Foundation Bearing Pressures using Jupyter and PyXLL (with videos) Mar 2023
- Math Test Jun 2023
- Solitary Math Jun 2023
- Soil Texture Triangle with Plotly Jun 2023
- No Reason Jun 2023
- Cédric Pilatte Jun 2023
- USS Hilarity (minesweeper) WWII
- ACI Rebar Lookup May 2023
- Weathering Apr 2023
- Encounter with Rust
- Dr. Frank Komitsky, Jr. Feb 2023
- Mary Lou Houston Feb 2023
- Nobel Prize winner from Loyola SSTP 1970
- Dr. Robert Vidulich Jan 2023
- Digit Sums and Cyclic Patterns Jan 2023
2022 Posts
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- Monty Hall — Consider Only Strategy Dec 2022
- PyXLL using Jupyter and PySimpleGUI Interface (with video) Dec 2022
- Python — develop, sell, deploy, protect Nov 2022
- Immensely current song Nov 2022
- Buckminster would be proud Nov 2022
- Rechnen, Multiplizieren und Addieren Nov 2022
- Florida International University (FIU) pedestrian bridge collapse
- Lithium Batteries Oct 2022
- Easy Section Properties for Array of Points © Oct 2022
- Vasily Arkhipov — Hero
- Recent Posts
- Protected: The List
- No Reason Sep 2022
- Weather Sep 2022
- OEIS Triangle to Square Sep 2022
- State Soils Sep 2022
- Corn Silk Sep 2022
- Rough Brothers Sep 2022
- Daniel Ellsberg Sep 2022
- E. O. Wilson Sep 2022
- Fortran IV Sep 2022
- Did Not See This Coming Sep 2022
- How Bermuda was Made Sep 2022
- Thwaites Glacier Sep 2022
- Introspection Sep 2022
- Your every movement is tracked and sold Sep 2022
- 13 posts this month Aug 2022
- Safe Drainage Aug 2022
- Interesting Websites Aug 2022
- Was Archimedes Correct? Aug 2022
- A Tale of Two Houses
- Historic Purse Building Dallas TX Aug 2022
- The elastica: a mathematical history — Raph Levien Aug 2022
- Antibiotic Resistance Jun 2022
- Tabular List — Blog Entry Search
- AISC bolt holes Aug 2022
- Learn Julia / Learn Calculus Aug 2022
- Two Point Lift with Rotation Aug 2022
- Silver Bridge Disaster
- Ecclesiastes 12
- Commemorating 55 years: Loyola University, New Orleans 1967 SSTP
- What If, and Maybe Jul 2022
- Asymmetric Frame Loading Jul 2022
- The Analog Clock Jul 2022
- Structural Calculations for Beams Using Calculus via Sympy Jul 2022
- Best of Seven Jul 2022
- Pipe Flexibility using Julia and Jupyter Jul 2022
- On Average Jun 2022
- Why Hand Calculations Jun 2022
- Beam Deflections Jun 2022
- Lucky Me Jun 2022
- Commemorating 5 years for this Blog Jun 2022
- Constructive Comments Jun 2022
- Environmental Jun 2022
- Poetry May 2022
- Pipe Stress Calculus May 2022
- Refining — 100th Anniversary of HP magazine May 2022
- Excel — Taming of the Shapes with PyXLL May 2022
- Powerful Song(s) Apr 2022
- What I learned at the planetarium (and after) Mar 2022
- Subterranean Vibrations Feb 2022
- Prairie Home Companion Archives Feb 2022
- Lecture by Richard Feynman – with transcript Feb 2022
- The Busy Man’s Friend Feb 2022
- 2022 Google Extensions Jan 2022
- Adding tools to Excel Jan 2022
2021 Posts
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- Interview with James McDonald PhD, PE – Transcript Dec 2021
- Interview with Ernst Kiesling PhD, PE – Transcript Dec 2021
- Space Exploration and How to Ruin Everything Dec 2021
- Special Lecture: F-22 Flight Controls Dec 2021
- Excel Functions Nov 2021
- Python, PyXLL, and Pyside2 Nov 2021
- Long Division — Just Write the Answer Oct 2021
- Long Division Simplified Oct 2021
- Drone Walks and Flys Oct 2021
- The Gulf Queen Collision Oct 2021
- Photons from Stars — Are there gaps ? Oct 2021
- Janis Joplin Sep 2021
- Mathpix Snip Sep 2021
- The (W)rapper Tower Sep 2021
- Mt Palomar and the Hale Telescope Sep 2021
- The OEIS Foundation Sep 2021
- Visual Math Sep 2021
- Excel Dropdown with NO worksheet data list — redux Aug 2021
- Texas — Residential & Commercial Inspections Aug 2021
- Terms of Venery Aug 2021
- Maplesoft — Maple 2021 Jul 2021
- My Observations Jul 2021
- Engineering Cost Estimates Jul 2021
- Mathematics Books — a Few of the Very Best Jul 2021
- Transform Axes Jun 2021
- Protected: Parsing Feet Inches Sixteenths (FIS) Jun 2021
- Feet Inches Sixteenths (FIS) Calculator Jun 2021
- Cogito Jun 2021
- ASCE Exact Wind Integration (closed form equations) Jun 2021
- Nefertiti Jun 2021
- Howe Baker Jun 2021
- Do Not Squander Time May 2021
- The Suez Canal — How Ships Float May 2021
- RoadPrinter — Dutch Paver Brick Paver Machine Apr 2021
- Fascinating Science Lectures Mar 2021
- Mathematics — Corner Case — The Hallway Problem Feb 2021
- Total Solar Eclipse — Texas — Apr 8 2024 [posted Feb 2021]
- Mathematics for Structural Engineers Jan 2021
- MIT Math Test 1876 Jan 2021
2020 Posts
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- 2×2 RC Sequence Dec 2020
- Transmission Tower Details Dec 2020
- Wondering about the History of Horseshoes Dec 2020
- Best of Seven Outcome Probability Dec 2020
- From Punch Cards to Flash Memory Dec 2020
- D Day Paratroopers June 1944
- Multi-Dimension Data Table using PyXLL (with video) Dec 2020
- PyXLL to Jupyter Interface (with video) Dec 2020
- PyXLL Custom Task Panes in Excel (with automated drawings and video) Nov 2020
- Excel Dropdown with NO worksheet data list (with video) Nov 2020
- Structural Analysis, Finite Difference Method, Pythonista, and Plotly Oct 2020
- Excel — Use dynamic arrays and conditional formatting to create a selection dependent menu Oct 2020
- NSF, Loyola University, New Orleans 1967 SSTP Sep 2020
- Sir Martyn Poliakoff, Element 33, and the periodic chart of videos Sep 2020
- CodeSkulptor3 (Probability Plot) Aug 2020
- CodeSkulptor3 (Simple Graph) Aug 2020
- Sol-20 Jul 2020
- Gauss Profile Jun 2020
- Best Detective Story Ever
- Multi-Page Apps using Dash/PythonAnywhere Apr 2020
- The Inexpensive Ventilator — Are We Building These ?
- WT Braces Mar 2020
- Hyatt Regency Walkway Collapse
- Yield Line Theory — Rotation Angles Feb 2020
- Single angle braces vs WT braces Feb 2020
- World Refining Magazine
- The Lincoln Index — Software Bugs Jan 2020
2019 Posts
- Instant Access to all Posts
- Calculate Beta w for Single Angles Dec 2019 (revised Jul 2021)
- Structural Property Calculator — Improved Dec 2019
- Python — Nested Ifs Nov 2019
- Structural Property Calculator on iPad/iPhone using Pythonista Oct 2019
- The Glass Age Sep 2019
- knowledge, research, perseverance, adventure Aug 2019
- AISC Bolt Shear — C Coefficient (with video) Jul 2019
- ASCE 7-16 Kzt Calculation — with Chart Jul 2019
- Interface — Easier Slider Access (with video) Jul 2019
- Calculated examples — AISC Bolt Shear Jun 2019
- AISC Bolt Shear Capacity — Improved UI Jun 2019
- AISC Bolt Shear Capacity (with video) Jun 2019
- Thank You May 2019
- Earth Day XLIX Apr 2019
- Steel Tee Support Design Mar 2019
- Three Blue One Brown Feb 2019
- This Day in Computer History Jan 2019
2018 Posts
- Instant Access to all Posts
- Raspberry Pi with Sunfounder Sensor Kit Dec 2018
- What’s on the Pythonista menu? Yep, sliders! Side dish of booleans, integers and floats Dec 2018
- Interesting Websites Nov 2018
- ASCE 7-16 Ice Loading using Pythonista Oct 2018
- AISC C Coefficient for Bolt Groups using Azure Jupyter Notebook Oct 2018
- Visionary Alan Kay Sep 2018
- get_next, get_prev, in Python OrderedDict Aug 2018
- A single star orbiting the black hole in the center of the Milky Way Jul 2018
- Photomath Jun 2018
- Pythonista 3 has an excellent UI development platform! May 2018
- ASCE 7-16 Ice Loading Apr 2018
- The Coming Software Apocalypse Apr 2018
- The Scientific Paper — Is It Obsolete? Apr 2018
- Timeline of Computer History 1934 Mar 2018
- Timeline of Computer History 1933 Feb 2018
- Biaxial Capacity of Concrete Pedestal Jan 2018
2017 Posts
- Instant Access to all Posts
- Wind and Fireproofing Dec 2017
- Steel Properties App using PyQt Dec 2017
- AISC C Coefficient for Bolt Groups using Pythonista Nov 2017
- AISC C Coefficient for Bolt Groups (with video) Nov 2017
- PyXLL Programmable Data Validation Nov 2017
- PyXLL Dictionaries — Simple retrieval of data Nov 2017
- Using AISC Properties Oct 2017
- AISC Properties in Excel: Almost Magic Oct 2017
- Interview with Kishor Mehta PhD, PE, F.SEI – YouTube Sep 2017
- Interview with Ken A. Rainwater PhD PE – YouTube Sep 2017
- Interview with Joseph E. Minor PE – YouTube Sep 2017
- Brom’s Method Sep 2017
- Online Moment Capacity Calculator Aug 2017
- Large Touch Screen Tables | Volanti Jul 2017
- AISC Bolt Calculations Jul 2017
- ASCE Wind and AISC Properties Jun 2017
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