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Linear Regression and group by in R

...nual time series with one field for year (22 years) and another for state (50 states). I want to fit a regression for each state so that at the end I have a vector of lm responses. I can imagine doing for loop for each state then doing the regression inside the loop and adding the results of each re...
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Regex: Specify “space or start of string” and “space or end of string”

...03ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C...
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What is the difference between “Include Directories” and “Additional Include Directories”

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When increasing the size of VARCHAR column on a large table could there be any problems?

...d to make a VARCHAR field bigger, from (200 to 1200) on a table with about 500k rows. What I need to know is if there are any issues I have not considered. ...
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JSON datetime between Python and JavaScript

... the best way to go. An RfC 3339 date looks like this: 1985-04-12T23:20:50.52Z I think most of the format is obvious. The only somewhat unusual thing may be the "Z" at the end. It stands for GMT/UTC. You could also add a timezone offset like +02:00 for CEST (Germany in summer). I personally pre...
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Multiple select statements in Single query

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Strange \n in base64 encoded string in Ruby

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Why start a shell command with a backslash?

...hn Kugelman 292k6262 gold badges455455 silver badges506506 bronze badges 4 ...
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django 1.5 - How to use variables inside static tag

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Spring CrudRepository findByInventoryIds(List inventoryIdList) - equivalent to IN clause

... nietaki 7,41922 gold badges3535 silver badges5050 bronze badges answered Sep 25 '13 at 4:42 Oliver DrotbohmOliver Drotbohm ...