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How to use NSJSONSerialization
...ebserver, and parses it to an NSDictionary. I have used the openweathermap API that returns a simple JSON response for this example. For keeping it simple, this code uses synchronous requests.
NSString *urlString = @"http://api.openweathermap.org/data/2.5/weather?q=London,uk"; // The Openweath...
getActivity() returns null in Fragment function
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API 24 introduced commitNow()
– Nicolas
Mar 4 '17 at 16:47
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How to retrieve a file from a server via SFTP?
...ion on top of Jsch is Apache commons-vfs which offers a virtual filesystem API that makes accessing and writing SFTP files almost transparent. Worked well for us.
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Call An Asynchronous Javascript Function Synchronously
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Take a look at JQuery Promises:
http://api.jquery.com/promise/
http://api.jquery.com/jQuery.when/
http://api.jquery.com/deferred.promise/
Refactor the code:
var dfd = new jQuery.Deferred();
function callBack(data) {
dfd.notify(data);
}
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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...
socket.io rooms or namespacing?
... server)
rooms can be joined only on the server side (although creating an API on the server side to enable clients to join is straightforward)
namespaces can be authorization protected
authorization is not available with rooms, but custom authorization could be added to the aforementioned, easy-to-...
Java: Check if enum contains a given string?
...dy, and the JDK developers have a much better chance to optimize this. The API throws an exception, which is a debatable practice (instead of returning null), but when you deal with an API that throws an exception, go with it, don't reinvent the wheel.
– Yishai
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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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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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