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What is “entropy and information gain”?

...s prediction (m or f) So if we run the name Amro down this tree, we start by testing "is the length<7?" and the answer is yes, so we go down that branch. Following the branch, the next test "is the number of vowels<3?" again evaluates to true. This leads to a leaf node labeled m, and thus the...
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How to use the 'sweep' function

... sweep() is typically used when you operate a matrix by row or by column, and the other input of the operation is a different value for each row / column. Whether you operate by row or column is defined by MARGIN, as for apply(). The values used for what I called "the other inp...
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In PHP what does it mean by a function being binary-safe?

In PHP what does it mean by a function being binary-safe ? 3 Answers 3 ...
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How can I create a self-signed cert for localhost?

...penssl command is also creating a new key (and overwriting the one created by ssh). – Félix Saparelli Jan 2 '16 at 23:45 ...
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Should I use pt or px?

...bout how px is a "magical" unit invented for CSS. The meaning of px varies by hardware and resolution. (That article is fresh, last updated 2014-10.) My own way of thinking about it: 1 px is the size of a thin line intended by a designer to be barely visible. To quote that article: The px unit is ...
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What is the meaning of the /dist directory in open source projects?

...means "distributable", the compiled code/library. Folder structure varies by build system and programming language. Here are some standard conventions: src/: "source" files to build and develop the project. This is where the original source files are located, before being compiled into fewer file...
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External resource not being loaded by AngularJs

... Whitelist the resource with $sceDelegateProvider This is caused by a new security policy put in place in Angular 1.2. It makes XSS harder by preventing a hacker from dialling out (i.e. making a request to a foreign URL, potentially containing a payload). To get around it properly you nee...
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Rails filtering array of objects by attribute value

...inary cases, you could use a 'partition' function to make things sweet. ruby-doc.org/core-1.9.3/Enumerable.html#method-i-partition – Vlad Jun 20 '16 at 21:04 ...
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Resolving MSB3247 - Found conflicts between different versions of the same dependent assembly

...embly's references: Reference: System.Net.Http.Formatting 4.0.0.0 by Shared.MessageStack 4.0.0.0 by System.Web.Http Reference: System.Net.Http 2.0.0.0 by Shared.MessageStack 2.0.0.0 by System.Net.Http.Formatting 4.0.0.0 by System.Net.Http.WebRequest ...
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Where does Java's String constant pool live, the heap or the stack?

I know the concept of a constants pool and the String constant pool used by JVMs to handle String literals. But I don't know which type of memory is used by the JVM to store String constant literals. The stack or the heap? Since its a literal which is not associated with any instance I would assume ...