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Rails Console: reload! not reflecting changes in model files? What could be possible reason?
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181
reload! only reloads the latest code in the console environment. It does not re-initialize exi...
How do you write a migration to rename an ActiveRecord model and its table in Rails?
...d to go and rename the model declaration file manually.
Edit:
In Rails 3.1 & 4, ActiveRecord::Migration::CommandRecorder knows how to reverse rename_table migrations, so you can do this:
class RenameOldTableToNewTable < ActiveRecord::Migration
def change
rename_table :old_table_name,...
How to create a protocol with methods that are optional?
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251
From the Apple page on "Formal Protocols":
Optional Protocol
methods can be marked as opt...
Easier way to create circle div than using an image?
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14 Answers
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How can I create a border around an Android LinearLayout?
...a file called customborder.xml in your drawable folder:
<?xml version="1.0" encoding="UTF-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android" android:shape="rectangle">
<corners android:radius="20dp"/>
<padding android:left="10dp" android:right="10dp"...
Is there a built-in method to compare collections?
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15 Answers
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Why are functions and methods in PHP case-insensitive?
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edited Jun 20 at 9:12
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answered Jun 10 '11 at 5:52
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How to read json file into java with simple JSON library
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13 Answers
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What requests do browsers' “F5” and “Ctrl + F5” refreshes generate?
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314
Generally speaking:
F5 may give you the same page even if the content is changed, because it m...