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How to send a JSON object over Request with Android?

... HttpPost is deprecated by Android Api Level 22. So, Use HttpUrlConnection for further. public static String makeRequest(String uri, String json) { HttpURLConnection urlConnection; String url; String data = json; String result = null; try ...
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Import package.* vs import package.SpecificType [duplicate]

... Take a look at the java API, and you'll see many classes and interfaces with the same name in different packages. For example: java.lang.reflect.Array java.sql.Array So, if you import java.lang.reflect.* and java.sql.* you'll have a collision on...
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How to install trusted CA certificate on Android device?

...rame.src = rootCertUrl; } UPDATE: The iframe trick works on Droids with API 19 and up, but older versions of the webview won't work like this. The general idea still works though - just download/open the file with a webview and then let the os take over. This may be an easier and more universal ...
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How to implement an abstract class in ruby?

...ement #{name}.") end END # important that this END is capitalized, since it marks the end of <<-END end end end require 'rubygems' require 'rspec' describe "abstract methods" do before(:each) do @klass = Class.new do extend Abstract abstract_metho...
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Web-scraping JavaScript page with Python

...; <head> <meta charset="utf-8"> <title>Javascript scraping test</title> </head> <body> <p id='intro-text'>No javascript support</p> <script> document.getElementById('intro-text').innerHTML = 'Yay! Supports javascript'; </script&...
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Difference between Node object and Element object?

...arify is that Node is an interface not a class. from which a number of DOM API object types inherit. It allows those types to be treated similarly; for example, inheriting the same set of methods, or being tested in the same way. I found this in mozilla link that you refer to. thanks for precious a...
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Encapsulation vs Abstraction?

...emory, making jumps go to the right address, etc. Your operating system's API is an abstraction of the underlying machine. Your compiler provides a layer of abstraction which shields you from the details of assembly language. The TCP/IP stack built into your operating system abstracts away the deta...
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How to handle both a single item and an array for the same property using JSON.net

...m having some trouble with the inconsistent treatment of categories in the API. 7 Answers ...
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What is the difference between Digest and Basic Authentication?

...ss time to deliver, so developers could be more likely to want to use your API Unlike Digest, you can store the passwords on the server in whatever encryption method you like, such as bcrypt, making the passwords more secure Just one call to the server is needed to get the information, making the c...
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What does “program to interfaces, not implementations” mean?

...ng sort as long as the interface does not change. Libraries like the Java API and the .NET Framework make heavy use of interfaces because millions of programmers use the objects provided. The creators of these libraries have to be very careful that they do not change the interface to the classes in...