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Check if object is file-like in Python

... It is generally not good practice to have checks like this in your code at all unless you have special requirements. In Python the typing is dynamic, why do you feel need to check whether the object is file like, rather than just usin...
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Timer function to provide time in nano seconds using C++

...psets, so you may want to make sure you do not have those chipset. Additionally some dual core AMDs may also cause a problem. See the second post by sebbbi, where he states: QueryPerformanceCounter() and QueryPerformanceFrequency() offer a bit better resolution, but have different issues. ...
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Change from SQLite to PostgreSQL in a fresh Rails project

... @mmichael it really depends on how you have your postgres set up. Using postgres.app, brew, or native if you are on MacOS X Lion+ have different restrictions on their default setup. So if username and password do not apply, you can leave th...
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Select the values of one property on all objects of an array in PowerShell

...e: $results = $objects.Name Which should fill $results with an array of all the 'Name' property values of the elements in $objects. share | improve this answer | follow ...
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nano error: Error opening terminal: xterm-256color

...this may be one reason why nano may sometimes fail - e. g. if the problem happens at ncurses/terminfo instead. – shevy Aug 29 '16 at 21:38 add a comment  | ...
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Open application after clicking on Notification

I have a notification in my app with the following code: 11 Answers 11 ...
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Text size and different android screen sizes

...oid for Example see Below structure : res/values/dimens.xml res/values-small/dimens.xml res/values-normal/dimens.xml res/values-large/dimens.xml res/values-xlarge/dimens.xml for Example you have used below dimens.xml in values. <?xml version="1.0" encoding="utf-8"?> <resources> ...
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IOS7 : UIScrollView offset in UINavigationController

...nd the solution, I have set in my controller the property: self.automaticallyAdjustsScrollViewInsets = false I don't really understand the true benefit of this property though, (or why the default value is true) The only documentation i found was there: https://web.archive.org/web/20160405135...
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What's the _ underscore representative of in Swift References?

...ng, s2: String) -> String { return s1 + s2; } } When you call foo(), it is called like bar.foo("Hello", s2: "World"). But, you can override this behavior by using _ in front of s2 where it's declared. func foo(s1: String, _ s2: String) -> String{ return s1 + s2; } Then, w...
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How do you programmatically set an attribute?

... Damn shame it doesn't work in all cases, as that would be really useful, for example, for adding the dirty attribute to user input... – brice Feb 28 '12 at 18:32 ...