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convert string array to string
... +1 - I removed the space in the Join to make this correct, as pointed out by @davidg
– jmort253
Jan 30 '11 at 6:58
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How to close activity and go back to previous activity in android
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You can go back to the previous activity by just calling finish() in the activity you are on. Note any code after the finish() call will be run - you can just do a return after calling finish() to fix this.
If you want to return results to activity one then when ...
Django - what is the difference between render(), render_to_response() and direct_to_template()?
...the template gets this extended context. What variables are added is given by TEMPLATE_CONTEXT_PROCESSORS in settings.py. For instance django.contrib.auth.context_processors.auth adds variable user and variable perm which are then accessible in the template.
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Proper way to renew distribution certificate for iOS
...ychain Access.app (/Applications/Utilities/Keychain Access.app).
Filter by ‘login’ Keychains and ‘Certificates’ Category. Locate the certificate that you've just revoked in Step 1.
Depending on the certificate that you've just revoked, search for either ‘Mac’ or ‘iPhone’. Mac App...
Chrome Dev Tools - Modify javascript and reload
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This is a bit of a work around, but one way you can achieve this is by adding a breakpoint at the start of the javascript file or block you want to manipulate.
Then when you reload, the debugger will pause on that breakpoint, and you can make any changes you want to the source, save the file...
Python assigning multiple variables to same value? list behavior
...tiple assignment as show below to initialize variables, but I got confused by the behavior, I expect to reassign the values list separately, I mean b[0] and c[0] equal 0 as before.
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What is “lifting” in Haskell?
...ematical concept (although I expect someone around here will now refute me by showing how lifts are a category or something).
Typically you have some data type with a parameter. Something like
data Foo a = Foo { ...stuff here ...}
Suppose you find that a lot of uses of Foo take numeric types (I...
Rails params explained?
...a series of key-value pairs where the key and the value are strings, but Ruby on Rails has a special syntax for making the params be a hash with hashes inside. For example, if the user's browser requested
http://www.example.com/?vote[item_id]=1&vote[user_id]=2
then params[:vote] would be a ha...
How is it possible to declare nothing inside main() in C++ and yet have a working application after
..." In this case, main is empty, so those DLLs/DSOs would have to be loaded by destructors, which is darn perverse. But, this being computer science, I suppose we should be careful with words like "all".
– Joe Z
Jul 8 '13 at 15:35
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Proper package naming for testing with the Go language
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