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OO Design in Rails: Where to put stuff
... really enjoying Rails (even though I'm generally RESTless), and I enjoy Ruby being very OO. Still, the tendency to make huge ActiveRecord subclasses and huge controllers is quite natural (even if you do use a controller per resource). If you were to create deeper object worlds, where would you put ...
Bootstrap carousel multiple frames at once
...r was about the text getting bold in some situations witch can be resolved by setting the background color so the bottom item wont be visible while the transition effect.
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How do JavaScript closures work?
...ardless of when and where the function is called.
If a function was called by a function, which in turn was called by another function, then a chain of references to outer lexical environments is created. This chain is called the scope chain.
In the following code, inner forms a closure with the lex...
How do you fix a bad merge, and replay your good commits onto a fixed merge?
... a 'detached HEAD', but you need to take a note of the commit id generated by the git commit --amend step to supply to the git rebase command rather than using the temporary branch name.)
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How do I run IDEA IntelliJ on Mac OS X with JDK 7?
...my Mac Air not booting anymore. This problem should be communicated better by Oracle, Google and IDEA for IntelliJ and Android for Mac Users! Time cost for me: 4 hours.
– Freddy
Feb 27 '15 at 14:41
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See all breakpoints in Visual Studio 2010+
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Ctrl+Alt+B by default here. (Possibly due to ReSharper though)
– RJFalconer
Sep 4 '12 at 9:29
7
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Override devise registrations controller
...his instance.
Otherwise, I think you can just create your own controller, by generating something like this:
# app/controllers/registrations_controller.rb
class RegistrationsController < Devise::RegistrationsController
def new
super
end
def create
# add custom create logic here
...
Convert JSON to Map
...ou work with Maven project, you will need <dependency> <groupId>com.fasterxml.jackson.core</groupId> <artifactId>jackson-databind</artifactId> <version>2.4.4</version> </dependency>
– LoBo
Nov 2 '15 a...
How can I combine multiple rows into a comma-delimited list in Oracle? [duplicate]
...);
insert into countries values ('Antigua');
SELECT SUBSTR (SYS_CONNECT_BY_PATH (country_name , ','), 2) csv
FROM (SELECT country_name , ROW_NUMBER () OVER (ORDER BY country_name ) rn,
COUNT (*) OVER () cnt
FROM countries)
WHERE rn = cnt
START WITH rn =...
Python Selenium accessing HTML source
..., much more compact that the other, still valid, alternative (find_element_by_xpath("//*").get_attribute("outerHTML")(
– 5agado
Mar 28 '14 at 14:16
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