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Output array to CSV in Ruby

...h do |row| csvfile << row.values end end Updated the gist at https://gist.github.com/tamouse/4647196 share | improve this answer | follow | ...
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RESTful Login Failure: Return 401 or Custom Response

... hence 401 is the wrong error code in my opinion As per the standard here https://www.w3.org/Protocols/rfc2616/rfc2616-sec10.html *10.4.2 401 Unauthorized The request requires user authentication. The response MUST include a WWW-Authenticate header field (section 14.47) containing a challenge app...
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Advantages of using prototype, vs defining methods straight in the constructor? [duplicate]

...nswered Dec 22 '10 at 11:13 Tim DownTim Down 281k6464 gold badges415415 silver badges497497 bronze badges ...
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In Ruby on Rails, what's the difference between DateTime, Timestamp, Time and Date?

...ted range: ‘1000-01-01 00:00:00′ to ‘9999-12-31 23:59:59′ source: https://www.dbrnd.com/2015/09/difference-between-datetime-and-timestamp-in-mysql/#:~:text=DATETIME%20vs%20TIMESTAMP%3A,DATETIME%20is%20constant. Also... table with different column "date" types and corresponding rails migrati...
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Java Generics Wildcarding With Multiple Classes

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Reading GHC Core

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Mailto links do nothing in Chrome but work in Firefox?

...it down to the fact that my link was within an iframe, and my web app uses https. Chrome was blocking it due to this (Chrome would open other mailto links outside of the iframe). In mailto link not working within a frame chrome (over https), kendsnyder mentioned simply changing <a href="mailto...
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How to scale down a range of numbers with a known min and max value

...m trying to figure out how to take a range of numbers and scale the values down to fit a range. The reason for wanting to do this is that I am trying to draw ellipses in a java swing jpanel. I want the height and width of each ellipse to be in a range of say 1-30. I have methods that find the min...
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How to round a number to n decimal places in Java

...double values. That is fine if you don't care much whether it rounds up or down. But if you want accurate rounding, then you need to take the expected accuracy of the values into account. Floating point values have a binary representation internally. That means that a value like 2.7735 does not actu...
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PostgreSQL delete all content

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