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LEFT OUTER joins in Rails 3
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By default when you pass ActiveRecord::Base#joins a named association, it will perform an INNER JOIN. You'll have to pass a string representing your LEFT OUTER JOIN.
From the documentation:
:joins - Either an SQL fragment for additional joins like "LEFT JOIN
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Shell script “for” loop syntax
... @Flow: Hm, I just tried it on a couple of systems (Linux and BSD based) with #!/bin/sh and it worked fine. Invoked under bash and specifically under /bin/sh, still worked. Maybe the version of sh matters? Are you on some old Unix?
– system PAUSE
Mar 2...
MySQL INSERT INTO table VALUES.. vs INSERT INTO table SET
...he INSERT ... VALUES and INSERT ... SET forms of the statement insert rows based on explicitly specified values. The INSERT ... SELECT form inserts rows selected from another table or tables.
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Text border using css (border around text)
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I don't like that much solutions based on multiplying text-shadows, it's not really flexible, it may work for a 2 pixels stroke where directions to add are 8, but with just 3 pixels stroke directions became 16, and so on...
Not really confortable to manage.
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List of macOS text editors and code editors [closed]
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CotEditor is a Cocoa-based open source text editor. It is popular in Japan.
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Is there a shortcut on Android Studio to convert a text to uppercase?
...l+Shift+U (Command+Shift+U on Mac) and should work since Android Studio is based off of it. Here's their documentation page.
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How do I check whether a checkbox is checked in jQuery?
I need to check the checked property of a checkbox and perform an action based on the checked property using jQuery.
66 A...
Auto Generate Database Diagram MySQL [closed]
I'm tired of opening Dia and creating a database diagram at the beginning of every project. Is there a tool out there that will let me select specific tables and then create a database diagram for me based on a MySQL database? Preferably it would allow me to edit the diagram afterward since none of ...
Do you leave parentheses in or out in Ruby? [closed]
...by code that have
multiple arguments and no parentheses.
A lot of Ruby-based Domain Specific Languages (such as Rake) don't use
parenthesis to preserve a more natural
language feel to their statements.
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Hash collision in git
...f you want to do that...you're probably better off using a traditional database.
It's not wrong to think about this - it's a good question that a lot of people just pass off as "so unlikely it's not worth thinking about" - but it's really a little more complicated than that. If it DOES happen, it ...