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Changing the default header comment license in Xcode
...sier to just modify the 'organisation name'. It works across the board for all the templates. For anyone who is interested see my answer below.
– Eric Brotto
Feb 19 '11 at 17:48
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MongoDB SELECT COUNT GROUP BY
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I need some extra operation based on the result of aggregate function. Finally I've found some solution for aggregate function and the operation based on the result in MongoDB. I've a collection Request with field request, source, status, requestDate.
Single Field Group By & Count:
db.Request...
How to add Google Analytics Tracking ID to GitHub Pages
... I have added them, however Google analytics say the Tracking is not installed. My page as specified in G-Analytics is http://avi-aryan.github.io
– Avi
Jul 15 '13 at 12:33
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scp (secure copy) to ec2 instance without password
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I figured it out. I had the arguments in the wrong order. This works:
scp -i mykey.pem somefile.txt root@my.ec2.id.amazonaws.com:/
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Difference between len() and .__len__()?
Is there any difference between calling len([1,2,3]) or [1,2,3].__len__() ?
4 Answers
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What happens when a computer program runs?
...Note that the positions of, e.g., the stack and heap may be in a different order on some systems (see Billy O'Neal's answer below for more details on Win32).
Other systems can be very different. DOS, for instance, ran in real mode, and its memory allocation when running programs looked much diff...
How to get name of exception that was caught in Python?
...n't want to catch particular exceptions known in advance. I want to catch all exceptions.
– Rob Bednark
Apr 27 '18 at 16:10
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How does OAuth 2 protect against things like replay attacks using the Security Token?
As I understand it, the following chain of events occurs in OAuth 2 in order for Site-A to access User's information from Site-B .
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What is the difference between ManualResetEvent and AutoResetEvent in .NET?
...or. The ManualResetEvent is the door, which needs to be closed (reset) manually. The AutoResetEvent is a tollbooth, allowing one car to go by and automatically closing before the next one can get through.
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Twitter image encoding challenge [closed]
...um number of bits you can encode in a single utf8 character is 31 bits. In order to do this, I would use all characters that are in the U-04000000 – U-7FFFFFFF range. (1111110x 10xxxxxx 10xxxxxx 10xxxxxx 10xxxxxx 10xxxxxx, there are 31 x's, therefore I could encode up to 31 bits).
31 bits times 14...