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What is “entropy and information gain”?

...: female | | ends-vowel=0: male length>=7 | length=5: male basically each node represent a test performed on a single attribute, and we go left or right depending on the result of the test. We keep traversing the tree until we reach a leaf node which contains the class prediction (m or f)...
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HTML5 Pre-resize images before uploading

...le); var ctx = canvas.getContext("2d"); ctx.drawImage(img, 0, 0); var MAX_WIDTH = 800; var MAX_HEIGHT = 600; var width = img.width; var height = img.height; if (width > height) { if (width > MAX_WIDTH) { height *= MAX_WIDTH / width; width = MAX_WIDTH; } } else { if (height &gt...
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How do I restore a missing IIS Express SSL Certificate?

...press, according to such articles as this and this , I am unable to actually load an IIS Express site using HTTPS. In Chrome , I am only getting: ...
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How do I negate a test with regular expressions in a bash script?

...ate a test with Regular Expressions. For example, I would like to conditionally add a path to the PATH variable, if the path is not already there, as in: ...
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How to convert java.util.Date to java.sql.Date?

...tually not available in the JDBC/Java7 paradigm. – sf_jeff Aug 17 at 1:28 @sf_jeff Java 7 support is covered in the bu...
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Check play state of AVPlayer

Is there a way to know whether an AVPlayer playback has stalled or reached the end? 11 Answers ...
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How are people managing authentication in Go? [closed]

...-nuts mailing list: https://groups.google.com/forum/#!msg/golang-nuts/GE7a_5C5kbA/fdSnH41pOPYJ This provides a suggested schema and server-side implementation as a basis for custom authentication. The client-side code is still up to you. (I hope the author of the post sees this: Thanks!) Excerpt...
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What are the differences between Deferred, Promise and Future in JavaScript?

...the differences between Deferreds, Promises and Futures? Is there a generally approved theory behind all these three? 5 A...
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When should I use Struct vs. OpenStruct?

... @IvanKolmychek: Cool, actually I prefer the block approach. – tokland Mar 9 '16 at 18:21 ...
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HTML character decoding in Objective-C / Cocoa Touch

First of all, I found this: Objective C HTML escape/unescape , but it doesn't work for me. 13 Answers ...