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Android Camera : data intent returns null

I have an android application which contains multiple activities. 11 Answers 11 ...
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What is Normalisation (or Normalization)?

...Normalization is basically to design a database schema such that duplicate and redundant data is avoided. If some piece of data is duplicated several places in the database, there is the risk that it is updated in one place but not the other, leading to data corruption. There is a number of normal...
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In pure functional languages, is there an algorithm to get the inverse function?

...n algorithm to get the inverse of a function, (edit) when it is bijective? And is there a specific way to program your function so it is? ...
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Asynchronous shell exec in PHP

...are at all about the output. The shell script makes a number of SOAP calls and is slow to complete, so I don't want to slow down the PHP request while it waits for a reply. In fact, the PHP request should be able to exit without terminating the shell process. ...
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JavaScript: Create and save file [duplicate]

I have data that I want to write to a file, and open a file dialog for the user to choose where to save the file. It would be great if it worked in all browsers, but it has to work in Chrome. I want to do this all client-side. ...
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How do I assert equality on two classes without an equals method?

... @PiotrAleksanderChmielowski, sorry, when working with Spring+JPA+Entities, the Entity object may have an id (representing the id field of the database table), so when it is empty (a new object not yet stored on the DB), refEq fails to c...
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How do I fix blurry text in my HTML5 canvas?

I am a total n00b with HTML5 and am working with the canvas to render shapes, colors, and text. In my app, I have a view adapter that creates a canvas dynamically, and fills it with content. This works really nicely, except that my text is rendered very fuzzy/blurry/stretched. I have seen a ...
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How to get a thread and heap dump of a Java process on Windows that's not running in a console

...answered Jun 15 '10 at 4:12 rkagandarkaganda 3,80911 gold badge1212 silver badges22 bronze badges ...
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Strip whitespace from jsp output

...veWhitespaces is only supported by servlet containers that support JSP 2.1 and after, or in the case or Tomcat, Tomcat 6 (and some versions e.g. Tomcat 6.0.10 don't implement it properly - don't know about the others), there's more information about trimDirectiveWhitespaces here: java.sun.com/devel...
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What are some common uses for Python decorators? [closed]

...ple! No idea what it does though. An explanation what you are doing there, and how the decorator solves the problem would be very nice. – MeLight Jun 15 '14 at 16:00 8 ...