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Statistical Packages

Statistical packages are software titles, such as JMP and GNU Octave, and programming languages, such as MATLAB, R and SAS, that are used to discov...

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Almost 50 years of programming experience. Click '+ More' in my "Full Biography" to see links to some articles I've written.

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Symfony and Virtual Host Configuration problem


Because of a program requirement, I have loaded symfony 1.1.7 legacy system onto my Ubuntu 20.04

Why the R Programming Language Will Become Your Go To Language

Why R Programming Will Become Your Go To Language

When you discover the power of the R programming language, you are going to wonder how you ever lived without it! Learn why the language merits a place in your programming arsenal.

Machine Learning with R and SQL Server 2017

The process of ML is comparable to data processing. Both systems search through information to appear for patterns. However, rather than extracting information for human comprehension as just in case of knowledge mining, ML uses that information to discover trends in data and alter program actions.

20 Varieties of Quartiles

There is no single "correct" calculation method for quartiles. Excel features two methods, some math and statistic packages offer some more, but here is presented no less than twenty methods for various purposes using VBA and Microsoft Access.

Calculate Quartiles in Microsoft Access    There is no …

Calculate Quartiles in Microsoft Access

There is no single "correct" calculation …
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2nd PDC does not replicate any more

I have one PDC server 2008R2 (D2R03Q02)  holding all FSMO roles and a second PDC server 2012R2 …
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How to read and process .shp format files in Python?


Hello, I am trying to read and process .shp format files in Python.  Each "data_<make><model>.shp"

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How to rename a column in R


I need to rename the column labelled "Amount" with "Kurtosis" in a dataframe in R and cannot find

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php and styles


I have the following code which is working perfectly well:

I am trying to achieve the following:


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How to update Edit/Update the iMage in PictureBox in Userform

These are the codes that are currently working in pulling up the data.
Me.ADDRESS.Value = …
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Python TypeError: '<=' not supported between instances of 'int' and 'str'


I am reading from a data store into a list, but I need to convert the 2 index to integer before it

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ESXi 6.7U3 Cannot See LSI 9341-4i Controller


I have a Lenovo TS140 server running ESXi 6.7U3 Build 18828794) as a test/training environment.  I

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CTE and joins

byjohn k
I need some advice in writing below query: I used to have joins before in the below query. I am …
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do ETL programming using script/coding VS using ETL tools.


I have a study on ETL tools and recently heard a lot of voice on just need to do ETL …
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Need help creating a bar plot in R


I'm new to R and am having difficulty finding sample code that relates to my needs. I want to create

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How to calculate percentages in R for a stacked bar plot?


I want to calculate percentages in a stacked bar plot that use integers in the graph below as

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Calculating Probability

Five hands (Five cards per hand) are dealt from a standard 52-card deck of cards.

What is the …
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Windows Universal App

well it is supposed to be a map guide:

using System;
using System.Collections.Generic;
using …
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When I am done using mydomain\admin credentials to view \\JanesCPU\c$ I want to remove the credentials

As the administrator for our MS Server 2016 Essentials network, I sometimes need to  view coworkers …
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fix code written in access vba to manipulation excel file

Dim xlApp As Object
Dim xlBook As Object
Dim xlSheet As Object
Dim xlRange As Object
Dim cell As…

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