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Default copy constructor in c++

A copy constructor is a special type of constructor by using which we can initialize the data members of a newly created object by existing objects. The compiler provides a default copy constructor.  Syntax of calling a copy constructor is: co

CSS Transform Property

The transform property permits you to visually control an element using transform functions. Such functions are skewing, rotating, translating, or scaling. A transformation effect lets you to change shape, size and position of an&

Difference Between Abstract class and Interface with Example

Hello Friends,   Today, I am going to discuss about an abstract class and an interface.   What are the difference between Abstract class and Interface? An Abstract is a class but an Interface is not a class. It is an entity. Both abs

How to Fix Cost Function in Binary Classification NAN as a Result in Python

I am quite new to both python and machine learning and I am trying to create an ANN for a binary classification model in order to determine whether something is faulty or not. When I run the code down below, the cost function seem to come up as nan.

How to Merge Two Tables on Coded Columns Using Python

 Hi guys!   I have two tables and I need to merge these two tables on columns left_on='A', right_on='B'. The problem is that 'A' column is coded 'B' column.   What would be the best option to merge t

How to Resolve "Unhashable Type: Index" Error Code in Python3?

I'm getting "Unhashable Type: index" error in python code. Can you please help to resolve this? I'm using python3.   df_temp_cns = pd.read_excel(r"/nsmnt/NS_Exec_DSHBD/IS_IT_Demad_Perf/cns_weekly/SrcFile/JnJ_CNS_Weekly_No_In

How to Convert Jquery Code in Javascript?

See Below:    var min = 99; var max = 999999; var polygonMode = true; var pointArray = new Array(); var lineArray = new Array(); var activeLine; var activeShape = false; var canvas $(window).load(function(){     prototypefabric.

How to parse and Excel file in PHP

Hello Reader! If you want to read a Excel file in PHP then you can learn the library code below read('excel_file.xls'); // reads and stores the excel file data // Test to see the excel data stored in $sheets property var_export($excel->sheets

Shake Detector in Android

In Android, the most commonly used sensors are the accelerometer, it is used to measure acceleration. Here it is explained how to detect a shake motion. Step 1. Create Class ShakeDetector that will extend SensorEventListener:- Step 1(a) :-  De

3D Shapes Spinning Pyramids:-

Hello Reader's! Today I am going to explain you about a spinning 3d pyramid, first thing comes to mind that what is this pyramid and how this is built so basically a pyramid is a polyhedron for which the base is a polygon and all lateral faces ar

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