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Appending the same string to a list of strings in Python
... 0 prepended to each word, followed by
the n-1 bit code in reverse order, with 1 prepended to each word.
'''
def graycode(n):
if n==1:
return ['0','1']
else:
nbit=map(lambda x:'0'+x,graycode(n-1))+map(lambda x:'1'+x,graycode(n-1)[::-1])
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How to get the nth element of a python list or a default if not available
... It invloves creating 3 temporary lists and accessing 2 indices in order to select an item, though.
– Joachim Jablon
Apr 3 '14 at 9:48
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Examples of Algorithms which has O(1), O(n log n) and O(log n) complexities
...switch the O(log n) list to be before the O(n) list so that the list is in order from best to worst. haha :)
– Sam Eaton
Sep 12 '15 at 4:54
4
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How do I revert my changes to a git submodule?
...ced commit/state. I'll still have "modified contents" like OP said. So, in order to get the submodule back to the corrects commit, I run:
git submodule update --init
Then when I do git status, it's clean on the submodule.
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Which Eclipse version should I use for an Android app?
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Download the appropriate files for your OS. The Android SDK needs java in order to install. Once you get the Android SDK installed go get eclipse and install that. Basically download the file and unzip then in a directory. The android install is the same but it will install a lot more files. (5) Fi...
Where is svcutil.exe in Windows 7?
...
Highly active question. Earn 10 reputation in order to answer this question. The reputation requirement helps protect this question from spam and non-answer activity.
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No IUserTokenProvider is registered
... the link generated from "callbackUrl" I got the error "Invalid token." In order for it to work you need to get the HttpContext UserManager. If you are using a standard ASP.NET MVC 5 application with individual user accounts you can do it like below..
Code that works:
public ActionResult Index()
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VS2013 permanent CPU usage even though in idle mode
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Highly active question. Earn 10 reputation in order to answer this question. The reputation requirement helps protect this question from spam and non-answer activity.
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receiving error: 'Error: SSL Error: SELF_SIGNED_CERT_IN_CHAIN' while using npm
... can ignore the error or perhaps locate/add the cert to a trusted store in order to continue using npm.
13 Answers
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BAT file: Open new cmd window and execute a command in there
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Adding /k between two commands executes both command in order.
Example:
cmd /k echo "hello"
this command will first open command prompt then execute echo "hello" command
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