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How to redirect to a 404 in Rails?
...1) It uses Rails' built in rescue_from handler to render the 404 page, and
2) it interrupts the execution of your code, letting you do nice things like:
user = User.find_by_email(params[:email]) or not_found
user.do_something!
without having to write ugly conditional statements.
As a bonus, ...
How do I enable EF migrations for multiple contexts to separate databases?
... database? When I run Enable-Migrations in the PM console (Visual Studio 2012), there's an error because of there being multiple contexts:
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What exactly can cause an “HIERARCHY_REQUEST_ERR: DOM Exception 3”-Error?
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227
It means you've tried to insert a DOM node into a place in the DOM tree where it cannot go. Th...
The object cannot be deleted because it was not found in the ObjectStateManager
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answered Oct 17 '11 at 8:42
Ladislav MrnkaLadislav Mrnka
345k5656 gold badges638638 silver badges653653 bronze badges
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Can I access constants in settings.py from templates in Django?
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edited Jun 1 '09 at 1:29
answered Jan 11 '09 at 17:28
p...
Nullable ToString()
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112
You are quite correct. Also in this question, the former solution is suggested while nobody actu...
Adding onClick event dynamically using jQuery
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215
You can use the click event and call your function or move your logic into the handler:
$("#b...
“android.view.WindowManager$BadTokenException: Unable to add window” on buider.show()
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268
android.view.WindowManager$BadTokenException: Unable to add window"
Problem :
This excep...
In JavaScript, does it make a difference if I call a function with parentheses?
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edited Nov 26 '16 at 22:42
Nissa
4,58988 gold badges2525 silver badges3636 bronze badges
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Need to reset git branch to origin version
...nch, and revert original to upstream state" for other options.
With Git 2.23 (August 2019), that would be one command: git switch.
Namely: git switch -C mybranch origin/mybranch
Example
C:\Users\vonc\git\git>git switch -C master origin/master
Reset branch 'master'
Branch 'master' set up to t...