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Facebook access token server-side validation for iPhone app
...e. I will breakdown the url and will explain each.
We are issuing a graph api request here which will return the Facebook User Id of the owner of the access token as a JSON string. The keyword 'me' represents the currently logged in user or the owner of the access token. For this request access tok...
How can I convert an RGB image into grayscale in Python?
... do it all in matplotlib.
Background:
http://matplotlib.sourceforge.net/api/colors_api.html
http://en.wikipedia.org/wiki/HSL_and_HSV
Alternatively, you could use PIL or the builtin colorsys.rgb_to_yiq() to convert to a colorspace with a true luma value. You could also go all in and roll your o...
Can Android do peer-to-peer ad-hoc networking?
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Support for peer to peer WiFi networking is available since API level 14.
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What static analysis tools are available for C#? [closed]
...timation
Dependency Graph
Dependency Matrix
Code Diff capabilities
NDepend.API that lets write you own static analysis tool. With NDepend.APi we even developed a tool to detect code duplicate (details in this blog post: An Original Algorithm to Find .NET Code Duplicate).
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Amazon S3 boto - how to create a folder?
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With the latest api, bucket.key('abc/123/') will also achieve the same result.
– rahulmishra
May 15 '15 at 10:03
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Returning redirect as response to XHR request
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2016 Update: Time has passed, and the good news is that the new fetch() API is spec'd to offer finer-grained control of how redirects are handled, with default behavior similar to XHR. That said, it only works where fetch() is implemented natively. Polyfill versions of fetch()—which are based o...
'System.Net.Http.HttpContent' does not contain a definition for 'ReadAsAsync' and no extension metho
I made a console app to consume a Web API I just made. The console app code does not compile. It gives me the compilation error:
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How to configure Ruby on Rails with no database?
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For Rails 3 and Rails 4:
Use -O(Capital 'O') or --skip-activerecord option to generate an application without a database.
rails new myApp -O
or
rails new myApp --skip-activerecord
This Answer is reshared from here
For Rails 5:
Use --skip-active-r...
Benefits of header-only libraries
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You can also get link errors or strange behaviour if you use the Windows API but you build with different Unicode settings to the library user. This is because the Windows API has functions which use either Unicode or ASCII strings and macros/defines which automagically use the correct types based...
Rails create or update magic?
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api.rubyonrails.org/classes/ActiveRecord/…
– firien
Sep 11 '13 at 17:02
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