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How do I edit /etc/sudoers from a script?
I need to edit /etc/sudoers from a script to add/remove stuff from white lists.
12 Answers
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Show Image View from file path?
I need to show an image by using the file name only, not from the resource id.
13 Answers
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How to use permission_required decorators on django class-based views
... do this:
Applying a method_decorator to your CBV dispatch method e.g.,
from django.utils.decorators import method_decorator
@method_decorator(login_required, name='dispatch')
class ViewSpaceIndex(TemplateView):
template_name = 'secret.html'
If you're using Django < 1.9 (which you shou...
How does OAuth 2 protect against things like replay attacks using the Security Token?
...nts occurs in OAuth 2 in order for Site-A to access User's information from Site-B .
8 Answers
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Is there a software-engineering methodology for functional programming? [closed]
...ch and have a good idea about how to design an object-oriented application from scratch.
13 Answers
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What is the use of a private static variable in Java?
...f a variable is declared as public static varName; , then I can access it from anywhere as ClassName.varName . I am also aware that static members are shared by all instances of a class and are not reallocated in each instance.
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How to get Erlang's release version number from a shell?
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From the docs for erlang:system_info: As from OTP 17, the OTP release number corresponds to the major OTP version number. No erlang:system_info() argument gives the exact OTP version. See my answer below for an even uglier co...
How do I convert from int to Long in Java?
I keep finding both on here and Google people having troubles going from long to int and not the other way around. Yet I'm sure I'm not the only one that has run into this scenario before going from int to Long .
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How do I merge a specific commit from one branch into another in Git?
...git cherry-pick <commit> command allows you to take a single commit (from whatever branch) and, essentially, rebase it in your working branch.
Chapter 5 of the Pro Git book explains it better than I can, complete with diagrams and such. (The chapter on Rebasing is also good reading.)
Lastly,...
Formatting floats without trailing zeros
...is:
'%g'%(3.140)
or, for Python 2.6 or better:
'{0:g}'.format(3.140)
From the docs for format: g causes (among other things)
insignificant trailing zeros [to be]
removed from the significand, and the
decimal point is also removed if there
are no remaining digits following it.
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