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Ruby / Rails - Change the timezone of a Time, without changing the value

I have a record foo in the database which has :start_time and :timezone attributes. 11 Answers ...
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What to do with branch after merge

I had two branches: master and branch1 . I just merged branch1 back into master and I'm done with that branch. Should I delete it or just let it sit around? Will deleting it cause any loss of data? ...
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How do I list all the columns in a table?

...ting, since DESCRIBE is not an Oracle PLSQL instruction but a SQL*Plus command, and as such it doesn't work in most SQL IDEs. – walen Dec 13 '18 at 14:29 add a comment ...
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How to create an object property from a variable value in JavaScript? [duplicate]

I want to add a new property to 'myObj', name it 'string1' and give it a value of 'string2', but when I do it it returns 'undefined: ...
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Check if image exists on server using JavaScript?

...no check if that file actually is an image. It could be .pdf, .html, some random file renamed to *.jpg or *.png. If something ends with .jpg it doesn't mean it's 100% image :) – CoR Jun 16 '15 at 9:53 ...
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PopupWindow - Dismiss when clicked outside

...with my activity (say scrolling on my list). I can scroll through my list and the PopupWindow is still there. 15 Answers ...
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How do I make a fully statically linked .exe with Visual Studio Express 2005?

My current preferred C++ environment is the free and largely excellent Microsoft Visual Studio 2005 Express edition. From time to time I have sent release .exe files to other people with pleasing results. However recently I made the disturbing discovery that the pleasing results were based on more l...
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After submitting a POST form open a new window showing the result

... If you want to create and submit your form from Javascript as is in your question and you want to create popup window with custom features I propose this solution (I put comments above the lines i added): var form = document.createElement("form")...
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String slugification in Python

I am in search of the best way to "slugify" string what "slug" is , and my current solution is based on this recipe 10 An...
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How do I partially update an object in MongoDB so the new object will overlay / merge with the exist

... If I understand the question correctly, you want to update a document with the contents of another document, but only the fields that are not already present, and completely ignore the fields that are already set (even if to another valu...