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Devise - How do I forbid certain users from signing in?
...e User model:
class User < ActiveRecord::Base
#this method is called by devise to check for "active" state of the model
def active_for_authentication?
#remember to call the super
#then put our own check to determine "active" state using
#our own "is_active" column
super and ...
What is digest authentication?
...rname, realm, generate_md5_key(nonce, username, realm, URI, password_given_by_user_to_browser)) (yea, that's very simplified)
The server takes username and realm (plus it knows the URI the client is requesting) and it looks up the password for that username. Then it goes and does its own version of ...
How can I merge two commits into one if I already started rebase?
...nd c together:
(Note: Running git log pipes its output into a pager, less by default on most platforms. To quit the pager and return to your command prompt, press the q key.)
Running git rebase --interactive HEAD~2 gives you an editor with
pick b76d157 b
pick a931ac7 c
# Rebase df23917..a931ac7 ...
What is difference between sjlj vs dwarf vs seh?
... win32, the chain
of handlers are on stack and need to be saved/restored by real
executed code.
GCC GNU about Exception Handling:
GCC supports two methods for exception handling (EH):
DWARF-2 (DW2) EH, which requires the use of DWARF-2 (or DWARF-3) debugging information. DW-2 EH ca...
What is the difference between CurrentCulture and CurrentUICulture properties of CultureInfo in .NET
...
If the comments by nicodemus13 and Colonel Panic are to be trusted, it would seem the second part of your trick shouldn't work.
– O. R. Mapper
Apr 6 '18 at 9:48
...
Can you turn off Peek Definition in Visual Studio 2013 and up?
...
If you have Resharper AND Productivity Power Tools, by default this will cause ctrl + click to go to definition AND peek the definition. Very annoying. The solution from @SnowFatal will turn off the peek functionality. Resharper's option is listed as "Go to Declaration on <...
What is WCF RIA services?
...rvice CustomerService with a method IQueryable<Customer> GetCustomersByCountry. When you build your solution, a class is generated inside your Silverlight project called CustomerContext that has a method GetCustomersByCountryQuery. You can now use this method on the client as if you were calli...
CSS vertical alignment of inline/inline-block elements
... imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454...
How to read environment variables in Scala
...
If Lightbend's configuration library is used (by default in Play2 and Akka) then you can use
foo = "default value"
foo = ${?VAR_NAME}
syntax to override foo if an environment variable VAR_NAME exist.
More details in https://github.com/typesafehub/config#optional-sys...
Akka Kill vs. Stop vs. Poison Pill?
... All messages that are ahead of it in the queue will be processed first.
By contrast, the Kill message causes the actor to throw an ActorKilledException which gets handled using the normal supervisor mechanism. So the behaviour here depends on what you've defined in your supervisor strategy. The ...