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Using the forum at Julialang.org

,   and  Richard Careaga
1 min read

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The Julia language organization maintains an open, free forum where you can post questions to the helpful users under the New to Julia category. Especially if your question involves advanced scientific capabilities of the language, such as tensors, it will be invaluable.

On the other hand …

If you are an "ordinary" newcomer, whose interest is not in "learning Julia" but in replacing Excel and other software with more capable tools you may be better off looking here for guidance.

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Do not go softly into that good R²

Do not go softly into that good R²

While ordinary least squares regression can be an unreasonably effective tool, it can pay dividends to dig deeper. The original chart shows a simple linear fit between AI subscription rates and private payroll changes, yielding a modest R² of 0.2111. However, running the diagnostic plots revealed a couple of

,   and  Richard Careaga
Members Public
Most bad maps are the same bad map

Most bad maps are the same bad map

Wow, would you look at that. All that economic output from just these five countries that don't even occupy the most area! This is a classic. Economic activity, like deaths and a host of other social and political aspects, is roughly proportional to population. Showing the raw numbers

,   and  Richard Careaga
Members Public

Excel to Julia: The Rosetta Stone

For when your spreadsheet starts to crawl, but you still need to get the job done. 1. The Basics: Data as a Thing In Excel, the data and the logic live in the same cell. In Julia, we keep them separate for speed and sanity. * Workbook/Sheet ≅ DataFrame * Column ≅:Symbol

,   and  Richard Careaga
Members Public