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Run a callback only if an attribute has changed in Rails
...d::Dirty is here: https://github.com/rails/rails/commit/16ae3db5a5c6a08383b974ae6c96faac5b4a3c81
Here is a blog post on these changes: https://www.ombulabs.com/blog/rails/upgrades/active-record-5-1-api-changes.html
Here is the summary I made for myself on the changes to ActiveRecord::Dirty in Rail...
How do I limit task tags to current project in Eclipse?
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Rails 3: I want to list all paths defined in my rails application
...swered Jul 23 '11 at 16:51
house9house9
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Define make variable at rule execution time
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edited Dec 15 '09 at 22:18
answered Dec 15 '09 at 18:23
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How to copy directories in OS X 10.7.3?
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George Stocker
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answered Mar 20 '12 at 21:02
Andy FrieseAndy ...
Difference between solr and lucene
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Rob Bednark
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answered Mar 29 '13 at 15:49
phaninphanin
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How to make Sequelize use singular table names
... Luis Carlos ChavarríaLuis Carlos Chavarría
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rsync: difference between --size-only and --ignore-times
...is the rsync algorithm description: https://www.andrew.cmu.edu/course/15-749/READINGS/required/cas/tridgell96.pdf. The wikipedia article on rsync is also very good.
For local files, rsync compares metadata and if it looks like it doesn't need to copy the file because size and timestamp match betwee...
T-SQL stored procedure that accepts multiple Id values
...rtmanPortman
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How often does python flush to a file?
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zyxue
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answered Jul 2 '10 at 19:02
Corey GoldbergCorey ...