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Cluster analysis in R: determine the optimal number of clusters

...r a bend or elbow in the sum of squared error (SSE) scree plot. See http://www.statmethods.net/advstats/cluster.html & http://www.mattpeeples.net/kmeans.html for more. The location of the elbow in the resulting plot suggests a suitable number of clusters for the kmeans: mydata <- d wss <-...
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How to use OrderBy with findAll in Spring Data

...y: repository.findAll(Sort.by(Sort.Direction.DESC, "colName")); Source: https://www.baeldung.com/spring-data-sorting share | improve this answer | follow | ...
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Visual Studio can't build due to rc.exe

... Found this on Google... I would assume that in your case you would copy rc.exe and rcdll.dll to visual studio 2012\vc\bin or wherever you have it installed: Part 2: FIX LINK : fatal error LNK1158: cannot run ‘rc.exe’ Add this to you...
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Calculate a Running Total in SQL Server

... Update, if you are running SQL Server 2012 see: https://stackoverflow.com/a/10309947 The problem is that the SQL Server implementation of the Over clause is somewhat limited. Oracle (and ANSI-SQL) allow you to do things like: SELECT somedate, somevalue, SUM(someval...
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How to debug apk signed for release?

...curity reasons you need to disable debugging before it can be published in Google Play. – hasnain_ahmad Apr 23 '18 at 11:46 1 ...
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What is the difference between print and puts?

...eUploader: { brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
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Handling optional parameters in javascript

...; You can view the arrangeArgs proxy code in my GitHub repository here: https://github.com/joelvh/Sysmo.js/blob/master/sysmo.js Here is the utility function with some comments copied from the repository: /* ****** Overview ****** * * Strongly type a function's arguments to allow for any arg...
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PyPy — How can it possibly beat CPython?

...d subset of Python (the language and not the CPython interpreter). - Refer https://pypy.readthedocs.org/en/latest/architecture.html for details. Q3. And what are the chances of a PyPyPy or PyPyPyPy beating their score? That would depend on the implementation of these hypothetical interpreters. If ...
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How can I create an executable JAR with dependencies using Maven?

...t; <attachToBuild>true</attachToBuild> <!-- https://code.google.com/p/onejar-maven-plugin/issues/detail?id=8 --> <!--classifier>onejar</classifier--> <filename>${project.build.finalName}-onejar.${project.packaging}</filename> ...
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Learning WebGL and three.js [closed]

... There is a very good online course - Interactive 3D Graphics at https://www.udacity.com/course/cs291 on THREE.js. This course includes assignments also to get hands-on experience. It covers all the basic concepts of Three.js and Computer Graphics ...