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How does Rails keep track of which migrations have run for a database?
...chema_migrations.
For example, running a migration file named 20120620193144_create_users.rb will insert a new row with a version of 20120620193144 into the schema_migrations table.
You are free at any point to introduce migrations with earlier versions. Rails will always run any new migrations fo...
How can I do division with variables in a Linux shell?
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edited Aug 7 '13 at 3:04
answered Aug 7 '13 at 2:59
padd...
How do you set the text in an NSTextField?
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edited Apr 29 '13 at 12:14
Anoop Vaidya
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Send email with PHPMailer - embed image in body
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edited Mar 29 '14 at 17:06
Mihai Iorga
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Aligning rotated xticklabels with their respective xticks
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JUnit confusion: use 'extends TestCase' or '@Test'?
...nit tests were written in JUnit 3 (of course it's still supported in JUnit 4)
using the @Test annotation is the way introduced by JUnit 4
Generally you should choose the annotation path, unless compatibility with JUnit 3 (and/or a Java version earlier than Java 5) is needed. The new way has severa...
What is the difference between LINQ ToDictionary and ToLookup
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answered Apr 14 '11 at 5:48
Marc Gravell♦Marc Gravell
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Getting binary content in Node.js using request
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answered Feb 13 '13 at 13:46
GilZGilZ
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how to configure apache server to talk to HTTPS backend server?
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Your server tells you exactly what you need : [Hint: SSLProxyEngine]
You need to add that direc...
How can I get the font size and font name of a UILabel?
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