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Polymorphism with gson

...mmands. The command can be start, stop , some other type of command. Naturally I have polymorphism, and start/stop command inherit from command. ...
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What is the difference between dict.items() and dict.iteritems() in Python2?

... It's part of an evolution. Originally, Python items() built a real list of tuples and returned that. That could potentially take a lot of extra memory. Then, generators were introduced to the language in general, and that method was reimplemented as an ite...
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JavaScript OOP in NodeJS: how?

...onstructor.apply( this, arguments ); } //Pointless override to show super calls //note that for performance (e.g. inlining the below is impossible) //you should do //method.$getAge = _super.getAge; //and then use this.$getAge() instead of super() method.getAge = function() { return _super.getAge...
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Simple Digit Recognition OCR in OpenCV-Python

...stand some of the features at end) 2) Since I knew, without understanding all those features, it is difficult to do that method. I tried some other papers, but all were a little difficult for a beginner. So I just decided to take all the pixel values as my features. (I was not worried about accura...
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Integrating Dropzone.js into existing HTML form with other fields

...in your form with a classname dropzone, and implement dropzone programmatically. HTML : <div id="dZUpload" class="dropzone"> <div class="dz-default dz-message"></div> </div> JQuery: $(document).ready(function () { Dropzone.autoDiscover = false; $("#dZUpl...
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can you host a private repository for your organization to use with npm?

...e name, based on organization name Publish and control access to @org-name/foo (disclaimer: not even remotely affiliated in any way with npm, Inc.) share | improve this answer | ...
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Confused about __str__ on list in Python [duplicate]

Coming from a Java background, I understand that __str__ is something like a Python version of toString (while I do realize that Python is the older language). ...
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Hadoop “Unable to load native-hadoop library for your platform” warning

...e native Hadoop library $HADOOP_HOME/lib/native/libhadoop.so.1.0.0 was actually compiled on 32 bit. Anyway, it's just a warning, and won't impact Hadoop's functionalities. Here is the way if you do want to eliminate this warning, download the source code of Hadoop and recompile libhadoop.so.1.0....
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Update Eclipse with Android development tools v. 23

...ny problems of previous ADT version 23. Step-by-step: Menu Help → Install New Software... For "Work with", select the Android source https://dl-ssl.google.com/android/eclipse Tick ADT v23.0 for installation, then click "Next" Eclipse will show "Install Remediation Page" since there is conflict...
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How to crop circular area from bitmap in Android

I have a bitmap and I want to crop a circular region from this bitmap. All pixels outside the circle should be transparent. How can I do this? ...