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Ruby on Rails. How do I use the Active Record .build method in a :belongs to relationship?
...nd any documentation on the .build method in Rails (i am currently using 2.0.2).
2 Answers
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Fundamental difference between Hashing and Encryption algorithms
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+200
Well, you could look it up in Wikipedia... But since you want an explanation, I'll do my best here:
Hash Functions
They provide a ...
Passing multiple values to a single PowerShell script parameter
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The easiest way is probably to use two parameters: One for hosts (can be an array), and one for ...
Make a negative number positive
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answered Jan 29 '09 at 21:25
Jon SkeetJon Skeet
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Eclipse shortcut “go to line + column”
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Ctrl+L Jump to Line Number. To hide/show line numbers, press ctrl+F10 and select 'Show Line Numbers'
There is no way to go to a particular column according to my knowledge.
On OSX, the shortcut is ⌘ + L
It you want more short-cuts, refer http://www.shortcutworld.com/en/win/Eclipse.html
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In Java, how do I parse XML as a String instead of a file?
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answered Feb 18 '09 at 18:10
shsteimershsteimer
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How to merge a list of lists with same type of items to a single list of items?
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answered Jul 27 '09 at 22:42
JaredParJaredPar
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How to use random in BATCH script?
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%RANDOM% gives you a random number between 0 and 32767.
Using an expression like SET /A test=%R...
What does a tilde in angle brackets mean when creating a Java generic class?
...nshot.
– Michael K
Feb 3 '11 at 15:30
Just for personal clarification - IntelliJ produces Java source files with this ...
What are markers in Java Logging frameworks and what is a reason to use them?
...rker can be already very useful, the next version of SLF4J, i.e. version 2.0, will allow multiple markers per log statement.
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