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What is causing this ActiveRecord::ReadOnlyRecord error?
...ork around.
Using find_by_sql is not really an alternative as it returns raw row/column data, not ActiveRecords. You have two options:
Force the instance variable @readonly to false in the record (hack)
Use :include => :card instead of :join => :card
Rails 2.3.4 and above
Most of the a...
Intellij IDEA Java classes not auto compiling on save
Yesterday I switched to IntelliJ IDEA from Eclipse.
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Exact difference between CharSequence and String in java [duplicate]
... See JEP 355: Text Blocks (Preview).
This effort was preceded by JEP 326: Raw String Literals (Preview).
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React JSX: selecting “selected” on selected option
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Can you build dynamic libraries for iOS and load them at runtime?
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How to list out all the subviews in a uiviewcontroller in iOS?
...t, for instance, the subviews in the UITableViewCell are not found. Any idea?
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How to step back in Eclipse debugger?
...oes not revert global/static data) and Omniscient debugger, which is a bit raw and not so much evolving - there are a few Eclipse-based tools that could be used to "go back" in (run)time:
JIVE: Java Interactive Visualization Environment
Chronon: A “flight data recorder” for Java programs
Diver...
Index on multiple columns in Ruby on Rails
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