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We are working on our new AI Platform. Contact info@kentecode.ai for more info
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  • General
  • SQL Server
  • Data Analytics

Category: General

How to display number of users online on a website using PHP

Posted on January 25, 2019 by Vincent Kofi Amedekah

This is one common thing you will  find on lot of websites. I always think of it as encouraging people to visit the site because knowing number of people on the website might motivate visitors to often visit the site. For example, if you have a social network and you want to create that statistical […]

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Whole Sale Drop shipping suppliers list. Start your personal business now.

Posted on January 18, 2019 by Vincent Kofi Amedekah

Hey Everyone, I have this list that contains websites to some of the wholesale suppliers for your business. I used to sell it but l’m putting it here free for everyone to dig through to see if it can help them start their business. Please be advised, there is no promise and using this site […]

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C++ Program to illustrate file handling, inheritance and polymorphism

Posted on January 25, 2019 by Vincent Kofi Amedekah

This program enforces the concept of inheritance and polymorphism which are parts of the Object Oriented Design of the C++ language. The Program accesses a file named roster.dat which must be placed in the same directory in which this source file is executed. The File roster.dat is attached as a separate file, without this file […]

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C++ Program to output nodes of a tree using inorder tree traversal algorithm

Posted on January 25, 2019 by Vincent Kofi Amedekah

This program outputs the nodes of a tree using inorder tree traversal algorithm. Each Node is prefixed by k number of “-” where k is the level of the node. I have included comments along to explain, if you find something confusing, drop a comment. #include “iostream” using namespace std; //This template is for creating […]

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Vincent Kofi Amedekah

  • SQL Interview prep quiz 2 : Explain the difference between CTE and a subquery and give some advantages of using one over the other in OLAP vs OLTP systems
  • SQL interview prep quiz 1: Write sql code to print the letters of the English alphabet in upper case without explicitly writing the letters.
  • Predicting the future price of Bitcon using time series analysis
  • Supply Chain Big Data Analysis To Predict Late Delivery Risk Of Customer Orders
  • Differences between aggregation and composition in Python Class
  • How to use analytic functions First_value and Last_value introduced in SQL Server 2012
  • How to use SQL Server extension ROLLUP to summarize data
  • Data profiling using SQL Server Integration Services – SSIS
  • Restore database in sql server
  • Back up database in SQL Server.
  • Ping database in sql server.
  • Shrink database in sql Server.
  • Next word prediction application- Data Science Capstone
  • SQL Script to populate Date Dimension table in the Data warehouse.
  • Machine Learning predicting quality of exercise performed using smart wearable device data.
  • Comparing accuracy of prediction of Alzheimer’s diagnosis by Machine Learning Algorithms Random Forest, Boosted Trees and Linear Discriminant Analysis to a stack prediction of all the three Algorithms.
  • Brief introduction to the R package caret for Machine Learning.
  • Notes on SDLC Models
  • SQL Procedure to allow registration of only employees of your company for your site.
  • ETL Process in Data Warehouse
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