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How do I detect when someone shakes an iPhone?

..., just that it was waved vigorously about for a split second. Does anyone know how to detect this? 16 Answers ...
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Why does (0 < 5 < 3) return true?

... editing my question to add the if(0 &lt; 5 &lt; 1) == false. All is clear now, thanks :) – punkrockbuddyholly Nov 3 '10 at 16:39 ...
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What is :: (double colon) in Python when subscripting sequences?

I know that I can use something like string[3:4] to get a substring in Python, but what does the 3 mean in somesequence[::3] ? ...
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Node.js / Express.js - How does app.router work?

...moves app.router. All middleware (app.use) and routes (app.get et al) are now processed in precisely the order in which they are added. In other words: All routing methods will be added in the order in which they appear. You should not do app.use(app.router). This eliminates the most common issue ...
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How do I get the current Date/time in DD/MM/YYYY HH:MM format?

... assumed you meant HH:MM instead of HH:SS, but it's easy to change): Time.now.strftime("%d/%m/%Y %H:%M") #=&gt; "14/09/2011 14:09" Updated for the shifting: d = DateTime.now d.strftime("%d/%m/%Y %H:%M") #=&gt; "11/06/2017 18:11" d.next_month.strftime("%d/%m/%Y %H:%M") #=&gt; "11/07/2017 18:11" ...
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git switch branch without discarding local changes

..... return, edit a bunch of stuff, then: oops, wanted to be on develop So now you want these changes, which you have not yet committed to master, to be on develop. If you don't have a develop yet, the method is trivial: $ git checkout -b develop This creates a new develop branch starting from ...
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How to process SIGTERM signal gracefully?

... to use solution: import signal import time class GracefulKiller: kill_now = False def __init__(self): signal.signal(signal.SIGINT, self.exit_gracefully) signal.signal(signal.SIGTERM, self.exit_gracefully) def exit_gracefully(self,signum, frame): self.kill_now = True if __name_...
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Does ruby have real multithreading?

I know about the "cooperative" threading of ruby using green threads . How can I create real "OS-level" threads in my application in order to make use of multiple cpu cores for processing? ...
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How do I resolve “HTTP Error 500.19 - Internal Server Error” on IIS7.0 [closed]

...ewrite&gt; config section is valid so the config is malformed technically. Now why they can't just spit out a better error is beyond me. – Wyatt Barnett Apr 7 '14 at 20:46 16 ...
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What are the details of “Objective-C Literals” mentioned in the Xcode 4.4 release notes?

...ve-c-literals-for-nsdictionary-nsarray-and: Objective-C literals: one can now create literals for NSArray, NSDictionary, and NSNumber (just like one can create literals for NSString) NSArray Literals Previously: array = [NSArray arrayWithObjects:a, b, c, nil]; Now: array = @[ a, b, c ]; NSD...