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UIDevice uniqueIdentifier deprecated - What to do now?
...eems to be the MAC address. You could query the MAC and use that as UUID.
Edit: One needs to always query the MAC of the same interface, of course. I guess the best bet is with en0. The MAC is always present, even if the interface has no IP/is down.
Edit 2: As was pointed out by others, the prefer...
Go to back directory browsing after opening file in vim
... (see vim.wikia) (by @drug_user841417).
:b#: goes back to the "previously edited buffers". See vim.wikia
:e# or Ctrl-6 (or Ctrl-^): goes back to the "previously edited file" (by @aman-jain). See vim.wikia
Ctrl-O: jump back to the previous (older) location, not necessarily a buffer (by @Peyman). See...
Can HTML checkboxes be set to readonly?
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edited Nov 12 '16 at 18:26
community wiki
...
Singular or plural controller and helper names in Rails
...troller --help has plural examples:
Example:
`rails generate controller CreditCards open debit credit close`
CreditCards controller with URLs like /credit_cards/debit.
Controller: app/controllers/credit_cards_controller.rb
Test: test/controllers/credit_cards_controller_test.rb
Vi...
Cannot create or edit Android Virtual Devices (AVD) from Eclipse, ADT 22.6
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edited Jun 27 '14 at 7:11
answered Mar 5 '14 at 12:36
...
jQuery - multiple $(document).ready …?
...t>
$(document).ready(function(){
jQuery('#target').append('target edit 1<br>');
});
$(document).ready(function(){
jQuery('#target').append('target edit 2<br>');
});
$(document).ready(function(){
jQuery('#target').append('target edit 3<br>');
});
</scri...
How can I rename a database column in a Ruby on Rails migration?
...n FixColumnName
# creates db/migrate/xxxxxxxxxx_fix_column_name.rb
Then edit the migration to do your will:
# db/migrate/xxxxxxxxxx_fix_column_name.rb
class FixColumnName < ActiveRecord::Migration
def self.up
rename_column :table_name, :old_column, :new_column
end
def self.down
...
Differences between Emacs and Vim
...e learning curve for each is high and I can't decide. I have never used an editor of this type (I've always used IDEs), so anything that helps a newbie is a plus.
...
How to select all instances of selected region in Sublime Text
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edited Jul 29 '13 at 16:33
the Tin Man
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...
The Definitive C Book Guide and List
... or teach wrong/harmful practices. People who are aware of such books can edit this answer to help improve it.
See https://meta.stackoverflow.com/questions/355588/the-c-book-list-has-gone-haywire-what-to-do-with-it, and also [Deleted question audit 2018](https://meta.stackoverflow.com/questions/378...