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How to redirect to a 404 in Rails?
...ow a 404 page, create a render_404 method (or not_found as I called it) in ApplicationController like this:
def not_found
raise ActionController::RoutingError.new('Not Found')
end
Rails also handles AbstractController::ActionNotFound, and ActiveRecord::RecordNotFound the same way.
This does t...
Code-first vs Model/Database-first [closed]
...ecause hardcore programmers don't like any kind of designers and defining mapping in EDMX xml is too complex.
Full control over the code (no autogenerated code which is hard to modify).
General expectation is that you do not bother with DB. DB is just a storage with no logic. EF will handle creation...
Javascript/DOM: How to remove all events of a DOM object?
...dosomething();
}
div.addEventListener('click',handler,false);
Create a wrapper for addEventListener that stores a reference to the returned function and create some weird removeAllEvents function:
var _eventHandlers = {}; // somewhere global
const addListener = (node, event, handler, capture = f...
Pretty git branch graphs
...ion– and there was no better solution. But there now exists much more applicable answers to this Q, such as fracz's, Jubobs', or Harry Lee's! Please go upvote those!!
Update 2: I've posted an improved version of this answer to the Visualizing branch topology in git question, since it's far ...
Disabled href tag
... broken. You should never allow the user to become confused about what is happening.
– agm1984
May 11 '18 at 6:49
...
GridLayout (not GridView) how to stretch all children evenly
...
Appcompat21 GridLayout has the column and row weights which can be used like below to evenly create each grid item in the gridlayout like the image above.
<android.support.v7.widget.GridLayout
xmlns:android="http://schem...
Do Facebook Oauth 2.0 Access Tokens Expire?
...l be refreshed once per day, for up to 90 days, when the person using your app makes a request to Facebook's servers.
All access tokens need to be renewed every 90 days with the consent of the person using your app.
Facebook change announce (10/04/2018)
Facebook updated token expiration page (...
Best practices for reducing Garbage Collector activity in Javascript
I have a fairly complex Javascript app, which has a main loop that is called 60 times per second. There seems to be a lot of garbage collection going on (based on the 'sawtooth' output from the Memory timeline in the Chrome dev tools) - and this often impacts the performance of the application.
...
Best explanation for languages without null
...in the world. The key is not to add more complexity when implementing the mapping between "world states" and "program states" in your software.
– Brian
Oct 21 '10 at 19:13
...
What size should apple-touch-icon.png be for iPad and iPhone?
Are Apple touch icons bigger than 60x60 supported, and if so, what dimensions should I use for the iPad and iPhone?
11 Answ...