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Get selected value/text from Select on change

... If you're googling this, and don't want the event listener to be an attribute, use: document.getElementById('my-select').addEventListener('change', function() { console.log('You selected: ', this.value); }); <select id="my-select"> ...
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Select random row from a sqlite table

... Have a look at Selecting a Random Row from an SQLite Table SELECT * FROM table ORDER BY RANDOM() LIMIT 1; share | improve this answer | ...
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How to order by with union in SQL?

Is it possible to order when the data is come from many select and union it together? Such as 8 Answers ...
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Facebook database design?

... Keep a friend table that holds the UserID and then the UserID of the friend (we will call it FriendID). Both columns would be foreign keys back to the Users table. Somewhat useful example: Table Name: User Columns: UserID PK EmailAddress Password Ge...
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print memory address of Python variable [duplicate]

... The reason why that happens is because both x and y are pointing to the same memory address. What reason would Python have in this case to create the exact same object in memory twice, when not explicitly asked to do so? – 1313e May...
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How to click or tap on a TextView text

...a way to run a method on tapping or clicking a TextView line of text in an Android App. 8 Answers ...
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How to break a line of chained methods in Python?

... I also like it best. Doesn't add more code and it's without backslashes. – Juliusz Gonera Jan 22 '11 at 23:17 23 ...
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Select SQL Server database size

... Maybe I'm doing something wrong. I had 100 000 rows that I dropped and then I checked the size given these exampels. Size is still about 14 GB. – Essej Sep 22 at 6:39 ...
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JOIN queries vs multiple queries

Are JOIN queries faster than several queries? (You run your main query, and then you run many other SELECTs based on the results from your main query) ...
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Spring 3 RequestMapping: Get path value

... Non-matched part of the URL is exposed as a request attribute named HandlerMapping.PATH_WITHIN_HANDLER_MAPPING_ATTRIBUTE: @RequestMapping("/{id}/**") public void foo(@PathVariable("id") int id, HttpServletRequest request) { String restOfTheUrl = (String) request.getAttribute( Hand...