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Python | Get last N elements from given list - GeeksforGeeks | 01 Jul, 2021
Accessing elements in a list has many types and variations. These are an essential part of Python programming and one must have the knowledge to perform the same. This article discusses ways to fetch the last N elements of list. Let’s discuss certain solution to perform this task.Method #1 : Using list sli... | [
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"text": "Accessing elements in a list has many types and variations. These are an essential part of Python programming and one must have the knowledge to perform the same. ... |
Program to print the DFS traversal step-wise using C++ | In this tutorial, we will be discussing a program to print the steps of the traversal using Depth First Search in a given binary tree.
This would include every step that occurs in the depth-first search including the backtracking procedure as well.
During DFS, we will be traversing each node and simultaneously storing ... | [
{
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"text": "In this tutorial, we will be discussing a program to print the steps of the traversal using Depth First Search in a given binary tree."
},
{
"code": null,
"e": 1311,
"s": 1197,
"text": "This would include every step that occurs in th... |
Flow control in try catch finally in C# | The flow control in try, catch, and finally can be understood using the following example. Here, we are dividing two numbers −
Live Demo
using System;
namespace ErrorHandlingApplication {
class DivNumbers {
int result;
DivNumbers() {
result = 0;
}
public void division(int num1, int... | [
{
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"text": "The flow control in try, catch, and finally can be understood using the following example. Here, we are dividing two numbers −"
},
{
"code": null,
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"s": 1189,
"text": " Live Demo"
},
{
"code": null,
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... |
Working with Recycler View in Android App | This example demonstrates about Working with Recycler View in Android App
Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.
Step 2 − Add the following code to res/layout/activity_main.xml.
<?xml version="1.0" encoding="utf-8"?>
<LinearLayo... | [
{
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"text": "This example demonstrates about Working with Recycler View in Android App"
},
{
"code": null,
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"text": "Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to ... |
How to generate a random number in C++? | Let us see how to generate random numbers using C++. Here we are generating a random number in range 0 to some value. (In this program the max value is 100).
To perform this operation we are using the srand() function. This is in the C library. The function void srand(unsigned int seed) seeds the random number generato... | [
{
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"text": "Let us see how to generate random numbers using C++. Here we are generating a random number in range 0 to some value. (In this program the max value is 100)."
},
{
"code": null,
"e": 1411,
"s": 1220,
"text": "To perform this operatio... |
How to swap two numbers without using the third or a temporary variable using C Programming? | With the help of addition and subtraction operations, we can swap two numbers from one memory location to another memory location.
The algorithm is explained below −
Step 1: Declare 2 variables x and y.
Step 2: Read two numbers from keyboard.
Step 3: Swap numbers.
//Apply addition and subtraction operations to swap the... | [
{
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"text": "With the help of addition and subtraction operations, we can swap two numbers from one memory location to another memory location."
},
{
"code": null,
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"text": "The algorithm is explained below −"
},
{
"c... |
Passing an array to a query using WHERE clause in MySQL? | We can pass an array with the help of where IN clause. Let us first create a new table for our example.
mysql> create table PassingAnArrayDemo
-> (
-> id int,
-> Firstname varchar(100)
-> );
Query OK, 0 rows affected (1.60 sec)
Let us now insert records.
mysql> insert into PassingAnArrayDemo values(1,'John'... | [
{
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"text": "We can pass an array with the help of where IN clause. Let us first create a new table for our example."
},
{
"code": null,
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"text": "mysql> create table PassingAnArrayDemo\n -> (\n -> id int,\n -> Firstnam... |
C++ String Library - length | It returns the length of the string, in terms of bytes.
Following is the declaration for std::string::length.
size_t length() const;
size_t length() const noexcept;
none
It returns the length of the string, in terms of bytes.
Never throw any exceptions.
In below example for std::string::length.
#include <iostream>
#inc... | [
{
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"text": "It returns the length of the string, in terms of bytes."
},
{
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"text": "Following is the declaration for std::string::length."
},
{
"code": null,
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"text": "s... |
How to display the Engine of a MySQL table? | To know whether a MySQL table is using MyISAM or InnoDB engine then you can use below syntax.
The below syntax can be used for multiple tables −
show table status from yourDatabaseName;
Here is the syntax that can be used for a specific table i.e. to know the engine of a table −
show table status from yourDatabaseName ... | [
{
"code": null,
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"text": "To know whether a MySQL table is using MyISAM or InnoDB engine then you can use below syntax."
},
{
"code": null,
"e": 1207,
"s": 1156,
"text": "The below syntax can be used for multiple tables −"
},
{
"code": null,
"e": ... |
Inference for Categorical Data with Python | Towards Data Science | In a series of weekly articles, I will cover some important statistics topics with a twist.
The goal is to use Python to help us get intuition on complex concepts, empirically test theoretical proofs, or build algorithms from scratch. In this series, you will find articles covering topics such as random variables, samp... | [
{
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"text": "In a series of weekly articles, I will cover some important statistics topics with a twist."
},
{
"code": null,
"e": 439,
"s": 139,
"text": "The goal is to use Python to help us get intuition on complex concepts, empirically test theore... |
Block swap algorithm for array rotation - GeeksforGeeks | 10 Mar, 2022
Write a function rotate(ar[], d, n) that rotates arr[] of size n by d elements.
Rotation of the above array by 2 will make array
Algorithm :
Initialize A = arr[0..d-1] and B = arr[d..n-1]
1) Do following until size of A is equal to size of B
a) If A is shorter, divide B into Bl and Br such that Br is... | [
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"text": "Write a function rotate(ar[], d, n) that rotates arr[] of size n by d elements. "
},
{
"code": null,
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"s": 37841,
"text": "Rotation ... |
ML | Mathematical explanation of RMSE and R-squared error - GeeksforGeeks | 03 Sep, 2021
RMSE: Root Mean Square Error is the measure of how well a regression line fits the data points. RMSE can also be construed as Standard Deviation in the residuals. Consider the given data points: (1, 1), (2, 2), (2, 3), (3, 6). Lets break the above data points into 1-d lists. Input :
x = [1, 2, 2, 3]
y = ... | [
{
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"text": "\n03 Sep, 2021"
},
{
"code": null,
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"text": "RMSE: Root Mean Square Error is the measure of how well a regression line fits the data points. RMSE can also be construed as Standard Deviation in the residuals. ... |
Find the memory size of a NumPy array - GeeksforGeeks | 02 Sep, 2020
In this post, we will see how to find the memory size of a NumPy array. So for finding the memory size we are using following methods:
Method 1: Using size and itemsize attributes of NumPy array.
size: This attribute gives the number of elements present in the NumPy array.
itemsize: This attribute gives th... | [
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},
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"text": "In this post, we will see how to find the memory size of a NumPy array. So for finding the memory size we are using following methods:"
},
{
"code": null,
... |
Scala - Default Parameter Values for a Function | Scala lets you specify default values for function parameters. The argument for such a parameter can optionally be omitted from a function call, in which case the corresponding argument will be filled in with the default. If you specify one of the parameters, then first argument will be passed using that parameter and ... | [
{
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"text": "Scala lets you specify default values for function parameters. The argument for such a parameter can optionally be omitted from a function call, in which case the corresponding argument will be filled in with the default. If you specify one of the param... |
DC.js - Introduction to Crossfilter | Crossfilter is a multi-dimensional dataset. It supports extremely fast interaction with datasets containing a million or more records.
Crossfilter is defined under the crossfilter namespace. It uses semantic versioning. Consider a crossfilter object loaded with a collection of fruits that is defined below −
var fruits ... | [
{
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"text": "Crossfilter is a multi-dimensional dataset. It supports extremely fast interaction with datasets containing a million or more records."
},
{
"code": null,
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"text": "Crossfilter is defined under the crossfilter na... |
A different way to visualize classification results | by Nils Flaschel | Towards Data Science | I love good data visualizations. Back in the days when I did my PhD in particle physics, I was stunned by the histograms my colleagues built and how much information was accumulated in one single plot.
It is really challenging to improve existing visualization methods or to transport methods from other research fields.... | [
{
"code": null,
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"text": "I love good data visualizations. Back in the days when I did my PhD in particle physics, I was stunned by the histograms my colleagues built and how much information was accumulated in one single plot."
},
{
"code": null,
"e": 723,
"s": 37... |
How to remove rows in an R data frame column that has duplicate values greater than or equal to a certain number of times? | To remove rows from the data frame that duplicate values greater than a certain number of times, we can create a subset for rows having duplicate values less than the certain number of times. For this purpose, we first need to extract the rows and then subset the data frame with the particular column as shown in the be... | [
{
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"text": "To remove rows from the data frame that duplicate values greater than a certain number of times, we can create a subset for rows having duplicate values less than the certain number of times. For this purpose, we first need to extract the rows and then ... |
Java Examples - Use of enum & switch statement | How to use enum & switch statement ?
This example displays how to check which enum member is selected using Switch statements.
enum Car {
lamborghini,tata,audi,fiat,honda
}
public class Main {
public static void main(String args[]){
Car c;
c = Car.tata;
switch(c) {
case lamborghini:
... | [
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},
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"text": "This example displays how to check which enum member is selected using Switch statements."
},
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Important Topics for GATE 2020 Computer Science | 16 Sep, 2021
GATE CS 2022 TS
These topics are categorized based on the previous GATE CS Papers:
Propositional logic and predicate logic
Matrix determinant and eigen values
Conditional probability
Graph connectivity
Relations
Mathematical logic
Linear algebra
Propositional logic
Linear algebra
Graph theory
Probability
P... | [
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"text": "GATE CS 2022 TS"
},
{
"code": null,
"e": 137,
"s": 70,
"text": "These topics are categorized based on the previous GATE CS Papers:"
},
{
"code": nu... |
Output of C++ programs | Set 34 (File Handling) | 07 Feb, 2022
What task does the following program perform?
What task does the following program perform?
CPP
#include<iostream>#include<fstream>using namespace std; int main(){ ofstream ofile; ofile.open ("text.txt"); ofile << "geeksforgeeks" << endl; cout << "Data written to file" << endl; ofile.close();... | [
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"s": 26,
"text": "\n07 Feb, 2022"
},
{
"code": null,
"e": 102,
"s": 54,
"text": "What task does the following program perform? "
},
{
"code": null,
"e": 150,
"s": 102,
"text": "What task does the following program perform? "
},
{... |
How to capitalize first character of string in Python | 29 Jun, 2022
The problem of case changes in a string is quite common and has been discussed many times. Sometimes, we might have a problem like this in which we need to convert the initial character of the string to the upper case. Let’s discuss certain ways in which this can be performed.
Method #1: Using string slici... | [
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"code": null,
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"text": "The problem of case changes in a string is quite common and has been discussed many times. Sometimes, we might have a problem like this in which we need to convert the initial... |
Building an undirected graph and finding shortest path using Dictionaries in Python | 15 Dec, 2021
Prerequisites:
BFS for a Graph
Dictionaries in Python
In this article, we will be looking at how to build an undirected graph and then find the shortest path between two nodes/vertex of that graph easily using dictionaries in Python Language.
Approach: The idea is to store the adjacency list into the dic... | [
{
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{
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"text": "Prerequisites: "
},
{
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"text": "BFS for a Graph"
},
{
"code": null,
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"s": 84,
"text": "Dictiona... |
Delete last occurrence of an item from linked list | 14 Jun, 2022
Using pointers, loop through the whole list and keep track of the node prior to the node containing the last occurrence key using a special pointer. After this just store the next of next of the special pointer, into to next of special pointer to remove the required node from the linked list.
C++
C
Java
Py... | [
{
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"text": "\n14 Jun, 2022"
},
{
"code": null,
"e": 346,
"s": 52,
"text": "Using pointers, loop through the whole list and keep track of the node prior to the node containing the last occurrence key using a special pointer. After this just store the... |
Minimum and maximum possible length of the third side of a triangle | 07 Jun, 2022
Given two sides of a triangle s1 and s2, the task is to find the minimum and maximum possible length of the third side of the given triangle. Print -1 if it is not possible to make a triangle with the given side lengths. Note that the length of all the sides must be integers.Examples:
Input: s1 = 3, s2 =... | [
{
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"text": "\n07 Jun, 2022"
},
{
"code": null,
"e": 341,
"s": 53,
"text": "Given two sides of a triangle s1 and s2, the task is to find the minimum and maximum possible length of the third side of the given triangle. Print -1 if it is not possible t... |
What is the difference between <section> and <div> tags in HTML ? | 22 Dec, 2021
Both the tags (<div> and <section>) are used in the webpage, <section> tag means that the content inside relates to a single theme, and <div> tag is used as a block part of the webpage and don’t convey any particular meaning.
HTML <div> Tag: It is called a division tag. The <div> tag is a block-level eleme... | [
{
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"text": "\n22 Dec, 2021"
},
{
"code": null,
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"s": 28,
"text": "Both the tags (<div> and <section>) are used in the webpage, <section> tag means that the content inside relates to a single theme, and <div> tag is used as a block part of th... |
TypeScript | toLocaleString() Function | 11 Jun, 2020
The toLocaleString() method in TypeScript is to convert the number into a local specific representation of the number using the locale of the environment.
Syntax:
number.toLocaleString()
Return Value: The toLocaleString() method in TypeScript returns a human readable string representing the number using th... | [
{
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},
{
"code": null,
"e": 183,
"s": 28,
"text": "The toLocaleString() method in TypeScript is to convert the number into a local specific representation of the number using the locale of the environment."
},
{
"code"... |
How to display percentage above a bar chart in Matplotlib? | To display percentage above a bar chart in Matplotlib, we can take the following steps −
Set the figure size and adjust the padding between and around the subplots.
Create x and y data points; initialize a variable, width.
Create a figure and a set of subplots using subplots() method.
Add bars with x and y data points.... | [
{
"code": null,
"e": 1276,
"s": 1187,
"text": "To display percentage above a bar chart in Matplotlib, we can take the following steps −"
},
{
"code": null,
"e": 1352,
"s": 1276,
"text": "Set the figure size and adjust the padding between and around the subplots."
},
{
"co... |
Get n-largest values from a particular column in Pandas DataFrame | 18 Dec, 2018
Pandas DataFrame is two-dimensional size-mutable, potentially heterogeneous tabular data structure with labeled axes (rows and columns).
Let’s see how can we can get n-largest values from a particular column in Pandas DataFrame.
Observe this dataset first. We’ll use ‘Age’, ‘Weight’ and ‘Salary’ columns of ... | [
{
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},
{
"code": null,
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"text": "Pandas DataFrame is two-dimensional size-mutable, potentially heterogeneous tabular data structure with labeled axes (rows and columns)."
},
{
"code": null,
"e": 2... |
How to add a prefix to column names in R DataFrame ? | 28 Apr, 2021
In this article, we will discuss how to add prefixes to column names in DataFrame in R Programming Language.
Dataset in use:
In order to modify the column names, the paste function in R can be used. The paste() method, can be used for the concatenation of string vectors together to form a larger string or ... | [
{
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"text": "\n28 Apr, 2021"
},
{
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"text": "In this article, we will discuss how to add prefixes to column names in DataFrame in R Programming Language."
},
{
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"e": 153,
"s": 137,
"text"... |
Numpy | Sorting, Searching and Counting - GeeksforGeeks | 15 Nov, 2018
Sorting refers to arranging data in a particular format. Sorting algorithm specifies the way to arrange data in a particular order. Most common orders are in numerical or lexicographical order. In Numpy, we can perform various sorting operations using the various functions that are provided in the library ... | [
{
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"s": 43417,
"text": "\n15 Nov, 2018"
},
{
"code": null,
"e": 43785,
"s": 43445,
"text": "Sorting refers to arranging data in a particular format. Sorting algorithm specifies the way to arrange data in a particular order. Most common orders are in numer... |
How to convert a double value to String in Java? | The double data type in Java stores double-precision 64-bit IEEE 754 floating point number. It is used as the default type for decimal value in Java.
Like all other primitive variables double also have a wrapper class (Double) wrapping the primitive data type. Since java supports auto boxing, the primitive value and th... | [
{
"code": null,
"e": 1337,
"s": 1187,
"text": "The double data type in Java stores double-precision 64-bit IEEE 754 floating point number. It is used as the default type for decimal value in Java."
},
{
"code": null,
"e": 1545,
"s": 1337,
"text": "Like all other primitive variabl... |
How to convert a currency string to a double value with jQuery or Javascript? | 17 Jun, 2019
There are two popular ways to convert currency string into float string using different JavaScript inbuilt libraries.
Method 1: This is a simple approach in which we will match character one by one from starting using the loop and if any character comes out to be of integer type or numeric type then we wil... | [
{
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},
{
"code": null,
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"s": 52,
"text": "There are two popular ways to convert currency string into float string using different JavaScript inbuilt libraries."
},
{
"code": null,
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"s": 170,
... |
How to Develop User Registration Form in ReactJS ? | 10 Jan, 2022
Form is usually defined inside the <form> tag in conventional HTML code and also in ReactJS. It can have the usual form submission behavior that can take to a new page but that will not make use of react full potential, instead, as we all know it is done using react components.
Approach: As we all know Rea... | [
{
"code": null,
"e": 54,
"s": 26,
"text": "\n10 Jan, 2022"
},
{
"code": null,
"e": 333,
"s": 54,
"text": "Form is usually defined inside the <form> tag in conventional HTML code and also in ReactJS. It can have the usual form submission behavior that can take to a new page but th... |
Python – Element Index in Range Tuples | 16 Jan, 2022
Sometimes, while working with Python data, we can have a problem in which we need to find the element position in continuous equi ranged tuples in list. This problem has applications in many domains including day-day programming and competitive programming. Let’s discuss certain ways in which this task can... | [
{
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},
{
"code": null,
"e": 351,
"s": 28,
"text": "Sometimes, while working with Python data, we can have a problem in which we need to find the element position in continuous equi ranged tuples in list. This problem has appli... |
Huffman Coding using Priority Queue | 11 Aug, 2021
Prerequisite: Greedy Algorithms | Set 3 (Huffman Coding), priority_queue::push() and priority_queue::pop() in C++ STL Given a char array ch[] and frequency of each character as freq[]. The task is to find Huffman Codes for every character in ch[] using Priority Queue.
Example
Input: ch[] = { ‘a’, ‘b’, ‘c’... | [
{
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"text": "\n11 Aug, 2021"
},
{
"code": null,
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"text": "Prerequisite: Greedy Algorithms | Set 3 (Huffman Coding), priority_queue::push() and priority_queue::pop() in C++ STL Given a char array ch[] and frequency of each character ... |
How to get IP address settings using PowerShell? | To get the IP address of the system we can use IPConfig command in cmd and the same command can be used in PowerShell. IPConfig command shows all the connected and disconnected adapters including IPv4 and IPv6. For example,
PS C:\Users\Administrator> Ipconfig
Windows IP Configuration
Ethernet adapter Ethernet0:
C... | [
{
"code": null,
"e": 1286,
"s": 1062,
"text": "To get the IP address of the system we can use IPConfig command in cmd and the same command can be used in PowerShell. IPConfig command shows all the connected and disconnected adapters including IPv4 and IPv6. For example,"
},
{
"code": null,
... |
How to create a responsive side navigation menu with CSS? | Following is the code to create a responsive side navigation menu with CSS −
Live Demo
<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<style>
body {
margin: 0;
font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}
nav {
margin: 0;
padding: 0;
... | [
{
"code": null,
"e": 1139,
"s": 1062,
"text": "Following is the code to create a responsive side navigation menu with CSS −"
},
{
"code": null,
"e": 1150,
"s": 1139,
"text": " Live Demo"
},
{
"code": null,
"e": 2378,
"s": 1150,
"text": "<!DOCTYPE html>\n<html>... |
Common Machine Learning Programming Errors in Python | by Sadrach Pierre, Ph.D. | Towards Data Science | In this post I will go over some of the most common errors I come across in python during the model building and development process. For demonstration purposes we will use height/weight data which can be found here on Kaggle. The data contains gender, height in inches and weight in pounds.
The most common errors I hav... | [
{
"code": null,
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"text": "In this post I will go over some of the most common errors I come across in python during the model building and development process. For demonstration purposes we will use height/weight data which can be found here on Kaggle. The data contains gender, he... |
Python - math.ulp(x) function - GeeksforGeeks | 23 Aug, 2021
ULP stands for “Unit in the Last Place”. math.ulp() is introduced in python 3.9.0 version, it returns the value of the least significant bit of the float x. In numerical analysis and computer science, unit of least precision (ULP) or unit in the last place is the spacing between floating-point numbers.
Not... | [
{
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"text": "\n23 Aug, 2021"
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{
"code": null,
"e": 24596,
"s": 24292,
"text": "ULP stands for “Unit in the Last Place”. math.ulp() is introduced in python 3.9.0 version, it returns the value of the least significant bit of the float x. In num... |
Intellij Idea - Quick Guide | IntelliJ is one of the most powerful and popular Integrated Development Environments (IDE) for Java. It is developed and maintained by JetBrains and available as community and ultimate edition. This feature rich IDE enables rapid development and helps in improving code quality.
IDE stands for Integrated Development Env... | [
{
"code": null,
"e": 2368,
"s": 2089,
"text": "IntelliJ is one of the most powerful and popular Integrated Development Environments (IDE) for Java. It is developed and maintained by JetBrains and available as community and ultimate edition. This feature rich IDE enables rapid development and helps i... |
EmberJS - Template Condition If | The #if statement uses a boolean expression wherein, if the Boolean expression is true, then the block of code inside the if statement will be executed; if the Boolean expression is false, then the else block will be executed.
{{#if property-name}}
//statement
{{else}}
//statement
{{/if}}
The example given below... | [
{
"code": null,
"e": 2125,
"s": 1898,
"text": "The #if statement uses a boolean expression wherein, if the Boolean expression is true, then the block of code inside the if statement will be executed; if the Boolean expression is false, then the else block will be executed."
},
{
"code": null... |
SVG <animateMotion> Element - GeeksforGeeks | 31 Mar, 2022
SVG stands for Scalable Vector Graphic. It can be used to make graphics and animations like in HTML canvas.
The SVG <animateMotion> element let define how an element moves along a motion path.
Syntax:
<animateMotion values="" dur="" repeatCount="" path="" />
Attributes:
keyPoints: This attribute indicates ... | [
{
"code": null,
"e": 28654,
"s": 28626,
"text": "\n31 Mar, 2022"
},
{
"code": null,
"e": 28762,
"s": 28654,
"text": "SVG stands for Scalable Vector Graphic. It can be used to make graphics and animations like in HTML canvas."
},
{
"code": null,
"e": 28847,
"s": 28... |
Tryit Editor v3.7 | CSS Style Images
Tryit: Place text in top-left corner of an image | [
{
"code": null,
"e": 26,
"s": 9,
"text": "CSS Style Images"
}
] |
Arduino - LED Bar Graph | This example shows you how to read an analog input at analog pin 0, convert the values from analogRead() into voltage, and print it out to the serial monitor of the Arduino Software (IDE).
You will need the following components −
1 × Breadboard
1 × Arduino Uno R3
1 × 5k ohm variable resistor (potentiometer)
2 × Jumper
... | [
{
"code": null,
"e": 3059,
"s": 2870,
"text": "This example shows you how to read an analog input at analog pin 0, convert the values from analogRead() into voltage, and print it out to the serial monitor of the Arduino Software (IDE)."
},
{
"code": null,
"e": 3100,
"s": 3059,
"t... |
JSTL - Core <c:import> Tag | The <c:import> tag provides all functionalities of the <include> action but also allows for the inclusion of absolute URLs.
For example, using the import tag allows for the inclusion of content from a different Website or an FTP server.
The <c:import> tag has the following attributes −
<%@ taglib uri = "http://java.sun... | [
{
"code": null,
"e": 2363,
"s": 2239,
"text": "The <c:import> tag provides all functionalities of the <include> action but also allows for the inclusion of absolute URLs."
},
{
"code": null,
"e": 2476,
"s": 2363,
"text": "For example, using the import tag allows for the inclusion... |
OpenPose Research Paper Summary: Multi-Person 2D Pose Estimation with Deep Learning | by Chonyy | Towards Data Science | This paper summary will give you a good understanding of the high-level concept of OpenPose. Since we will be focusing on their creative pipeline and structure, there will be no difficult math or theory included in this summary.
I would like to start by talking about why I want to share what I learn from this wonderful... | [
{
"code": null,
"e": 401,
"s": 172,
"text": "This paper summary will give you a good understanding of the high-level concept of OpenPose. Since we will be focusing on their creative pipeline and structure, there will be no difficult math or theory included in this summary."
},
{
"code": null... |
Jupyter Notebook Without Code — The Mito Way | by Yong Cui | Towards Data Science | The first comprehensive statistical analysis software that I used was SAS, and it wasn’t easy to get it started with SAS, because it has its own syntax that I had to learn before I was able to do anything with it. Certainly, after I learned it, it became pretty handy, because you can re-use the code in your projects.
L... | [
{
"code": null,
"e": 491,
"s": 172,
"text": "The first comprehensive statistical analysis software that I used was SAS, and it wasn’t easy to get it started with SAS, because it has its own syntax that I had to learn before I was able to do anything with it. Certainly, after I learned it, it became ... |
Mann Whitney U Test in R Programming - GeeksforGeeks | 28 Dec, 2021
A popular nonparametric(distribution-free) test to compare outcomes between two independent groups is the Mann Whitney U test. When comparing two independent samples, when the outcome is not normally distributed and the samples are small, a nonparametric test is appropriate. It is used to see the distribut... | [
{
"code": null,
"e": 24450,
"s": 24422,
"text": "\n28 Dec, 2021"
},
{
"code": null,
"e": 24968,
"s": 24450,
"text": "A popular nonparametric(distribution-free) test to compare outcomes between two independent groups is the Mann Whitney U test. When comparing two independent sampl... |
Analysing Posterior Predictive Distributions with PyMC3 | by Michael Grogan | Towards Data Science | The primary purpose of Bayesian analysis is to model data given uncertainty.
Since one cannot access all the data about a population to determine its precise distribution, assumptions regarding the same are often made.
For instance, I might make an assumption regarding the mean height of a population in a particular co... | [
{
"code": null,
"e": 249,
"s": 172,
"text": "The primary purpose of Bayesian analysis is to model data given uncertainty."
},
{
"code": null,
"e": 391,
"s": 249,
"text": "Since one cannot access all the data about a population to determine its precise distribution, assumptions re... |
Longest Consecutive Subsequence - GeeksforGeeks | 20 Jan, 2022
Given an array of integers, find the length of the longest sub-sequence such that elements in the subsequence are consecutive integers, the consecutive numbers can be in any order.
Examples:
Input: arr[] = {1, 9, 3, 10, 4, 20, 2}
Output: 4
Explanation:
The subsequence 1, 3, 4, 2 is the longest
subsequ... | [
{
"code": null,
"e": 26327,
"s": 26299,
"text": "\n20 Jan, 2022"
},
{
"code": null,
"e": 26509,
"s": 26327,
"text": "Given an array of integers, find the length of the longest sub-sequence such that elements in the subsequence are consecutive integers, the consecutive numbers can... |
StringBuffer substring() method in Java with Examples - GeeksforGeeks | 30 Jul, 2019
In StringBuffer class, there are two types of substring method depending upon the parameters passed to it.
The substring(int start) method of StringBuffer class is the inbuilt method used to return a substring start from index start and extends to end of this sequence. The string returned by this method co... | [
{
"code": null,
"e": 26185,
"s": 26157,
"text": "\n30 Jul, 2019"
},
{
"code": null,
"e": 26292,
"s": 26185,
"text": "In StringBuffer class, there are two types of substring method depending upon the parameters passed to it."
},
{
"code": null,
"e": 26558,
"s": 262... |
Pandas - Find the Difference between two Dataframes - GeeksforGeeks | 16 Mar, 2021
In this article, we will discuss how to compare two DataFrames in pandas. First, let’s create two DataFrames.
Creating two dataframes
Python3
import pandas as pd # first dataframedf1 = pd.DataFrame({ 'Age': ['20', '14', '56', '28', '10'], 'Weight': [59, 29, 73, 56, 48]})display(df1) # second data... | [
{
"code": null,
"e": 25537,
"s": 25509,
"text": "\n16 Mar, 2021"
},
{
"code": null,
"e": 25647,
"s": 25537,
"text": "In this article, we will discuss how to compare two DataFrames in pandas. First, let’s create two DataFrames."
},
{
"code": null,
"e": 25671,
"s": ... |
continue command in Linux with examples - GeeksforGeeks | 15 May, 2019
continue is a command which is used to skip the current iteration in for, while and until loop. It takes one more parameter [N], if N is mentioned then it continues from the nth enclosing loop.
Syntax:
continue
or
continue [N]
continue statement in for loop :
continue statement in while loop :
continue ... | [
{
"code": null,
"e": 25259,
"s": 25231,
"text": "\n15 May, 2019"
},
{
"code": null,
"e": 25453,
"s": 25259,
"text": "continue is a command which is used to skip the current iteration in for, while and until loop. It takes one more parameter [N], if N is mentioned then it continue... |
Finite and Infinite Recursion with examples - GeeksforGeeks | 23 Jul, 2021
The process in which a function calls itself directly or indirectly is called Recursion and the corresponding function is called a Recursive function. Using Recursion, certain problems can be solved quite easily. Examples of such problems are Towers of Hanoi (TOH), Inorder/Preorder/Postorder Tree Traversal... | [
{
"code": null,
"e": 25531,
"s": 25503,
"text": "\n23 Jul, 2021"
},
{
"code": null,
"e": 25851,
"s": 25531,
"text": "The process in which a function calls itself directly or indirectly is called Recursion and the corresponding function is called a Recursive function. Using Recurs... |
Granting Permissions to Roles in Cassandra - GeeksforGeeks | 05 Jun, 2020
In this article, we are going to discuss how we can granting permission to roles in Cassandra. First, we will create a new role and show how it can access the database.
Creating a new role:In this step, we are going to create a new role such that user_access is a new role and want to access the database. T... | [
{
"code": null,
"e": 25223,
"s": 25195,
"text": "\n05 Jun, 2020"
},
{
"code": null,
"e": 25392,
"s": 25223,
"text": "In this article, we are going to discuss how we can granting permission to roles in Cassandra. First, we will create a new role and show how it can access the data... |
Print unique rows in a given Binary matrix - GeeksforGeeks | 19 Apr, 2022
Given a binary matrix, print all unique rows of the given matrix.
Example:
Input:
{0, 1, 0, 0, 1}
{1, 0, 1, 1, 0}
{0, 1, 0, 0, 1}
{1, 1, 1, 0, 0}
Output:
0 1 0 0 1
1 0 1 1 0
1 1 1 0 0
Explanation:
The rows are r1={0, 1, 0, 0, 1},
r2={1, 0, 1, 1, 0}, r3={0,... | [
{
"code": null,
"e": 26231,
"s": 26203,
"text": "\n19 Apr, 2022"
},
{
"code": null,
"e": 26298,
"s": 26231,
"text": "Given a binary matrix, print all unique rows of the given matrix. "
},
{
"code": null,
"e": 26308,
"s": 26298,
"text": "Example: "
},
{
... |
BeautifulSoup - Find all children of an element - GeeksforGeeks | 26 Mar, 2021
You might have seen there are various websites that are complex as well as lengthy, from which searching anything becomes difficult. To ease our work of searching, modifying, and iteration, Python gives us some inbuilt libraries, such as Requests, Xml, Beautiful Soup, Selenium, Scrapy, etc. Among all these... | [
{
"code": null,
"e": 26324,
"s": 26296,
"text": "\n26 Mar, 2021"
},
{
"code": null,
"e": 27026,
"s": 26324,
"text": "You might have seen there are various websites that are complex as well as lengthy, from which searching anything becomes difficult. To ease our work of searching,... |
Inheritance in Scala - GeeksforGeeks | 12 Jan, 2022
Inheritance is an important pillar of OOP(Object Oriented Programming). It is the mechanism in Scala by which one class is allowed to inherit the features(fields and methods) of another class. Important terminology:
Super Class: The class whose features are inherited is known as superclass(or a base clas... | [
{
"code": null,
"e": 26087,
"s": 26059,
"text": "\n12 Jan, 2022"
},
{
"code": null,
"e": 26305,
"s": 26087,
"text": "Inheritance is an important pillar of OOP(Object Oriented Programming). It is the mechanism in Scala by which one class is allowed to inherit the features(fields a... |
Compare numbers represented by Linked Lists - GeeksforGeeks | 08 Mar, 2022
Given the pointers to the head nodes of two linked lists. The task is to compare the numbers represented by the linked lists. The numbers represented by the lists may contain leading zeros.
If the numbers are equal then print 0.If the number represented by the first linked list is greater than print 1.If ... | [
{
"code": null,
"e": 26179,
"s": 26151,
"text": "\n08 Mar, 2022"
},
{
"code": null,
"e": 26370,
"s": 26179,
"text": "Given the pointers to the head nodes of two linked lists. The task is to compare the numbers represented by the linked lists. The numbers represented by the lists ... |
How to use Firestore Database in ReactJS ? - GeeksforGeeks | 01 Aug, 2021
Firebase is a Google Product that helps us build, manage, and grow our app easily. In this article, we will see how you can use firebase firestore as a backend and use G-auth provided by firebase in our demo react project. When you design apps like mobile apps like iOS or Android apps or web apps, the data... | [
{
"code": null,
"e": 26071,
"s": 26043,
"text": "\n01 Aug, 2021"
},
{
"code": null,
"e": 27419,
"s": 26071,
"text": "Firebase is a Google Product that helps us build, manage, and grow our app easily. In this article, we will see how you can use firebase firestore as a backend and... |
How to dynamically create '@-Keyframe' CSS animations? - GeeksforGeeks | 31 Aug, 2020
In order to dynamically allocate keyframe animations to our HTML web-page, we are going to use the CSS stylesheets insertRule() method. We are going to take keyframes animation from a text area and then we will apply those rules to our web-page.
insertRule() method: This method is use to insert some new CS... | [
{
"code": null,
"e": 25723,
"s": 25695,
"text": "\n31 Aug, 2020"
},
{
"code": null,
"e": 25969,
"s": 25723,
"text": "In order to dynamically allocate keyframe animations to our HTML web-page, we are going to use the CSS stylesheets insertRule() method. We are going to take keyfra... |
Python program to print an array of bytes representing an integer - GeeksforGeeks | 24 Jan, 2021
Given an integer N, the task is to write a Python program to represent the bytes of this number as an array.
A byte is a group of 8 bits. Any integer can be represented in the form of bytes and bits. We generally use hexadecimal codes to represent a byte. A single hexadecimal character can represent 4 bit... | [
{
"code": null,
"e": 25537,
"s": 25509,
"text": "\n24 Jan, 2021"
},
{
"code": null,
"e": 25647,
"s": 25537,
"text": "Given an integer N, the task is to write a Python program to represent the bytes of this number as an array. "
},
{
"code": null,
"e": 25913,
"s": ... |
Create a Telegram Bot using Python - GeeksforGeeks | 11 Oct, 2021
In this article, we are going to see how to create a telegram bot using Python.
In recent times Telegram has become one of the most used messaging and content sharing platforms, it has no file sharing limit like Whatsapp and it comes with some preinstalled bots one can use in any channels (groups in case o... | [
{
"code": null,
"e": 25581,
"s": 25553,
"text": "\n11 Oct, 2021"
},
{
"code": null,
"e": 25661,
"s": 25581,
"text": "In this article, we are going to see how to create a telegram bot using Python."
},
{
"code": null,
"e": 25967,
"s": 25661,
"text": "In recent ... |
HTML <textarea> tag - GeeksforGeeks | 15 Dec, 2021
The <textarea> tag in HTML defines a multi-line plain-text editing control. A text space will hold an infinite range of characters, and therefore the text renders in a set-width font (usually Courier). The size of a text area is often such by the cols and rows attributes, or perhaps better; through CSS’ he... | [
{
"code": null,
"e": 26139,
"s": 26111,
"text": "\n15 Dec, 2021"
},
{
"code": null,
"e": 26805,
"s": 26139,
"text": "The <textarea> tag in HTML defines a multi-line plain-text editing control. A text space will hold an infinite range of characters, and therefore the text renders ... |
Lodash _.omit() Method - GeeksforGeeks | 07 Sep, 2020
Lodash is a JavaScript library that works on the top of underscore.js. Lodash helps in working with arrays, strings, objects, numbers, etc.
The _.omit() method is used to return a copy of the object that composed of the own and inherited enumerable property paths of the given object that are not omitted. I... | [
{
"code": null,
"e": 26545,
"s": 26517,
"text": "\n07 Sep, 2020"
},
{
"code": null,
"e": 26685,
"s": 26545,
"text": "Lodash is a JavaScript library that works on the top of underscore.js. Lodash helps in working with arrays, strings, objects, numbers, etc."
},
{
"code": n... |
Django Formsets - GeeksforGeeks | 09 Jan, 2020
Formsets in a Django is an advanced way of handling multiple forms on a single webpage. In other words, Formsets are a group of forms in Django. One might want to initialize multiple forms on a single page all of which may involve multiple POST requests, for example
from django import forms
class GeeksForm... | [
{
"code": null,
"e": 42909,
"s": 42881,
"text": "\n09 Jan, 2020"
},
{
"code": null,
"e": 43176,
"s": 42909,
"text": "Formsets in a Django is an advanced way of handling multiple forms on a single webpage. In other words, Formsets are a group of forms in Django. One might want to ... |
Servlet Collaboration In Java Using RequestDispatcher and HttpServletResponse | 15 Nov, 2021
What is Servlet Collaboration?
The exchange of information among servlets of a particular Java web application is known as Servlet Collaboration. This enables passing/sharing information from one servlet to the other through method invocations.
What are the principle ways provided by Java to achieve Servl... | [
{
"code": null,
"e": 28,
"s": 0,
"text": "\n15 Nov, 2021"
},
{
"code": null,
"e": 59,
"s": 28,
"text": "What is Servlet Collaboration?"
},
{
"code": null,
"e": 274,
"s": 59,
"text": "The exchange of information among servlets of a particular Java web applicati... |
Legendre’s formula (Given p and n, find the largest x such that p^x divides n!) | 05 Nov, 2021
Given an integer n and a prime number p, find the largest x such that px (p raised to power x) divides n! (factorial) Examples:
Input: n = 7, p = 3
Output: x = 2
32 divides 7! and 2 is the largest such power of 3.
Input: n = 10, p = 3
Output: x = 4
34 divides 10! and 4 is the largest such power of 3.
... | [
{
"code": null,
"e": 54,
"s": 26,
"text": "\n05 Nov, 2021"
},
{
"code": null,
"e": 184,
"s": 54,
"text": "Given an integer n and a prime number p, find the largest x such that px (p raised to power x) divides n! (factorial) Examples: "
},
{
"code": null,
"e": 361,
... |
Different Methods to Read a Character in C# | 26 May, 2020
In C#, we know that Console.Read() method is used to read a single character from the standard output device. And also there are different methods available to read the single character. Following methods can be used for this purpose:
Console.ReadLine()[0] Method
Console.ReadKey().KeyChar Method
Char.TryP... | [
{
"code": null,
"e": 28,
"s": 0,
"text": "\n26 May, 2020"
},
{
"code": null,
"e": 264,
"s": 28,
"text": "In C#, we know that Console.Read() method is used to read a single character from the standard output device. And also there are different methods available to read the singl... |
Python | Print all the common elements of two lists | 21 Feb, 2022
Given two lists, print all the common elements of two lists.
Examples:
Input : list1 = [1, 2, 3, 4, 5]
list2 = [5, 6, 7, 8, 9]
Output : {5}
Explanation: The common elements of
both the lists are 3 and 4
Input : list1 = [1, 2, 3, 4, 5]
list2 = [6, 7, 8, 9]
Output : No common elements ... | [
{
"code": null,
"e": 53,
"s": 25,
"text": "\n21 Feb, 2022"
},
{
"code": null,
"e": 116,
"s": 53,
"text": "Given two lists, print all the common elements of two lists. "
},
{
"code": null,
"e": 126,
"s": 116,
"text": "Examples:"
},
{
"code": null,
... |
Convert files from jpg to png and vice versa using Python | 21 Sep, 2021
Prerequisite: Pillow Library
Sometime it is required to attach the Image where we required image file with the specified extension. And we have the image with the different extension which needs to be converted with specified extension like in this we will convert the image having Extension of PNG to JPG ... | [
{
"code": null,
"e": 54,
"s": 26,
"text": "\n21 Sep, 2021"
},
{
"code": null,
"e": 84,
"s": 54,
"text": "Prerequisite: Pillow Library "
},
{
"code": null,
"e": 376,
"s": 84,
"text": "Sometime it is required to attach the Image where we required image file with... |
Hike Interview Experience | 02 Sep, 2019
First Round Written Test3 sections in all. To be done in 90 minutesSection A: – 10 aptitude questions (you can find almost every question on indiabix).Section B: – 13 questions based on C skills.Section C: – 2 programming questions which were easy.
1) Reverse every K nodes in a singly linked list.
2) Find ... | [
{
"code": null,
"e": 54,
"s": 26,
"text": "\n02 Sep, 2019"
},
{
"code": null,
"e": 303,
"s": 54,
"text": "First Round Written Test3 sections in all. To be done in 90 minutesSection A: – 10 aptitude questions (you can find almost every question on indiabix).Section B: – 13 questio... |
Loop Statements in COBOL | 21 Sep, 2021
Every programming language not only has a selection construct but also one that involves iteration.
With this construct, it is possible for a block of code to run repeatedly. In fact, the programmer himself can code it in by selecting a specific type of loop.
Speaking of types of loops, modern programming... | [
{
"code": null,
"e": 28,
"s": 0,
"text": "\n21 Sep, 2021"
},
{
"code": null,
"e": 128,
"s": 28,
"text": "Every programming language not only has a selection construct but also one that involves iteration."
},
{
"code": null,
"e": 289,
"s": 128,
"text": "With t... |
Sieve of Eratosthenes | 07 Jun, 2022
Given a number n, print all primes smaller than or equal to n. It is also given that n is a small number.
Example:
Input : n =10Output : 2 3 5 7
Input : n = 20 Output: 2 3 5 7 11 13 17 19
The sieve of Eratosthenes is one of the most efficient ways to find all primes smaller than n when n is smaller than... | [
{
"code": null,
"e": 54,
"s": 26,
"text": "\n07 Jun, 2022"
},
{
"code": null,
"e": 161,
"s": 54,
"text": "Given a number n, print all primes smaller than or equal to n. It is also given that n is a small number. "
},
{
"code": null,
"e": 171,
"s": 161,
"text":... |
Number of sub arrays with odd sum | 11 Jul, 2022
Given an array, find the number of subarrays whose sum is odd.
Examples:
Input : arr[] = {5, 4, 4, 5, 1, 3}
Output : 12
There are possible subarrays with odd
sum. The subarrays are
1) {5} Sum = 5 (At index 0)
2) {5, 4} Sum = 9
3) {5, 4, 4} Sum = 13
4) {5, 4, 4, 5, 1} Sum = 19
5) {4, 4, 5} Sum = 13
... | [
{
"code": null,
"e": 54,
"s": 26,
"text": "\n11 Jul, 2022"
},
{
"code": null,
"e": 117,
"s": 54,
"text": "Given an array, find the number of subarrays whose sum is odd."
},
{
"code": null,
"e": 128,
"s": 117,
"text": "Examples: "
},
{
"code": null,
... |
How to know which radio button is selected using jQuery? | 03 Aug, 2021
To check which radio button is selected in a form, we first get the desired input group with the type of input as an option and then the value of this selection can then be accessed by the val() method. This returns the name of the option that is currently selected.
The selector ‘input[name=option]:checked... | [
{
"code": null,
"e": 52,
"s": 24,
"text": "\n03 Aug, 2021"
},
{
"code": null,
"e": 319,
"s": 52,
"text": "To check which radio button is selected in a form, we first get the desired input group with the type of input as an option and then the value of this selection can then be a... |
Maximize number of 0s by flipping a subarray - GeeksforGeeks | 29 Aug, 2021
Given a binary array, find the maximum number of zeros in an array with one flip of a subarray allowed. A flip operation switches all 0s to 1s and 1s to 0s.Examples:
Input : arr[] = {0, 1, 0, 0, 1, 1, 0}
Output : 6
We can get 6 zeros by flipping the subarray {4, 5}
Input : arr[] = {0, 0, 0, 1, 0, 1}
Out... | [
{
"code": null,
"e": 24799,
"s": 24771,
"text": "\n29 Aug, 2021"
},
{
"code": null,
"e": 24965,
"s": 24799,
"text": "Given a binary array, find the maximum number of zeros in an array with one flip of a subarray allowed. A flip operation switches all 0s to 1s and 1s to 0s.Example... |
Required arguments in Python | Required arguments are the arguments passed to a function in correct positional order. Here, the number of arguments in the function call should match exactly with the function definition.
To call the function printme(), you definitely need to pass one argument, otherwise it gives a syntax error as follows −
Live Demo... | [
{
"code": null,
"e": 1251,
"s": 1062,
"text": "Required arguments are the arguments passed to a function in correct positional order. Here, the number of arguments in the function call should match exactly with the function definition."
},
{
"code": null,
"e": 1372,
"s": 1251,
"t... |
Left Rotate Matrix K times | Practice | GeeksforGeeks | Given three integers N, M, and K and a matrix Mat of dimensions NxM. Left rotate the matrix K times.
Example 1:
Input:
N=3,M=3,K=1
Mat=[[1,2,3],[4,5,6],[7,8,9]]
Output:
2 3 1
5 6 4
8 9 7
Explanation:
Left rotating the matrix once gives this result.
Example 2:
Input:
N=3,M=3,K=2
Mat=[[1,2,3],[4,5,6],[7,8,9]]
Output:
3 1... | [
{
"code": null,
"e": 327,
"s": 226,
"text": "Given three integers N, M, and K and a matrix Mat of dimensions NxM. Left rotate the matrix K times."
},
{
"code": null,
"e": 338,
"s": 327,
"text": "Example 1:"
},
{
"code": null,
"e": 475,
"s": 338,
"text": "Input... |
Create a Form Dynamically using Dform and jQuery - GeeksforGeeks | 27 Jul, 2020
If you have ever used Google forms, you might have wondered how does it work. How an end-user can create there form dynamically. If these questions ever came across your mind, then this article can help you.
Prerequisite:
Basic of HTML and CSS
Basic of JQuery
The plugin which we are going to use here is df... | [
{
"code": null,
"e": 24498,
"s": 24470,
"text": "\n27 Jul, 2020"
},
{
"code": null,
"e": 24706,
"s": 24498,
"text": "If you have ever used Google forms, you might have wondered how does it work. How an end-user can create there form dynamically. If these questions ever came acros... |
JavaScript - Date getFullYear() Method | Javascript date getFullYear() method returns the year of the specified date according to local time. The value returned by getFullYear() is an absolute number. For dates between the years 1000 and 9999, getFullYear() returns a four-digit number, for example, 2008.
Its syntax is as follows −
Date.getFullYear()
Returns ... | [
{
"code": null,
"e": 2731,
"s": 2466,
"text": "Javascript date getFullYear() method returns the year of the specified date according to local time. The value returned by getFullYear() is an absolute number. For dates between the years 1000 and 9999, getFullYear() returns a four-digit number, for exa... |
Impala - Create a Database | In Impala, a database is a construct which holds related tables, views, and functions within their namespaces. It is represented as a directory tree in HDFS; it contains tables partitions, and data files. This chapter explains how to create a database in Impala.
The CREATE DATABASE Statement is used to create a new dat... | [
{
"code": null,
"e": 2548,
"s": 2285,
"text": "In Impala, a database is a construct which holds related tables, views, and functions within their namespaces. It is represented as a directory tree in HDFS; it contains tables partitions, and data files. This chapter explains how to create a database i... |
Cypress - Prompt Pop-up Window | Cypress can handle prompt pop-up windows, where users can input values. A prompt has a text field, where the input is taken. To handle a prompt pop-up, cy.window() method is used.
It obtains the value of the object of the prompt (remote window). In a confirmation/alert pop-up, we have to fire a browser event. But for p... | [
{
"code": null,
"e": 2677,
"s": 2497,
"text": "Cypress can handle prompt pop-up windows, where users can input values. A prompt has a text field, where the input is taken. To handle a prompt pop-up, cy.window() method is used."
},
{
"code": null,
"e": 2864,
"s": 2677,
"text": "It... |
Building Custom Layers on AWS Lambda | by Israel Aminu | Towards Data Science | Many developers face issues when importing custom modules on AWS Lambda, you see errors like “No module named pandas” or “No module named numpy”, and most times, the easiest ways to solve this is to bundle your lambda function code with the module and deploy it on AWS lambda which at the end makes the whole project lar... | [
{
"code": null,
"e": 603,
"s": 172,
"text": "Many developers face issues when importing custom modules on AWS Lambda, you see errors like “No module named pandas” or “No module named numpy”, and most times, the easiest ways to solve this is to bundle your lambda function code with the module and dep... |
How to set a particular font for a button text in Android? | This example demonstrates how do I set a particular font for a button text in android.
Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.
Step 2 − Add the following code to res/layout/activity_main.xml.
<RelativeLayout
xmlns:android="http:... | [
{
"code": null,
"e": 1149,
"s": 1062,
"text": "This example demonstrates how do I set a particular font for a button text in android."
},
{
"code": null,
"e": 1278,
"s": 1149,
"text": "Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required... |
Deep Emotion Recognition based on Facial Expressions | by Stefanos Kanellopoulos | Towards Data Science | Motivated by the dissertation for my MSc in Robotics I decided to write a trilogy of articles. The aspiration behind this endeavor is to share the findings and the knowledge I have acquired through this magical journey. These three articles will mostly take the form of step-by-step coding tutorials while explaining on ... | [
{
"code": null,
"e": 555,
"s": 171,
"text": "Motivated by the dissertation for my MSc in Robotics I decided to write a trilogy of articles. The aspiration behind this endeavor is to share the findings and the knowledge I have acquired through this magical journey. These three articles will mostly ta... |
Java is Strictly Pass by Value! - GeeksforGeeks | 11 Apr, 2022
Consider the following Java program that passes a primitive type to function.
public class Main{ public static void main(String[] args) { int x = 5; change(x); System.out.println(x); } public static void change(int x) { x = 10; }}
Output:
5
We pass an int to th... | [
{
"code": null,
"e": 23395,
"s": 23367,
"text": "\n11 Apr, 2022"
},
{
"code": null,
"e": 23473,
"s": 23395,
"text": "Consider the following Java program that passes a primitive type to function."
},
{
"code": "public class Main{ public static void main(String[] args) ... |
Bias and Variance in Machine Learning | by Arun Jagota | Towards Data Science | These concepts are important to both the theory and the practice of data science. They also come up in job interviews and academic exams.
A biased predictor is eccentric, i.e. its predictions are consistently off. No matter how well it’s trained, it just doesn’t get it. Generally, such a predictor is too simple for the... | [
{
"code": null,
"e": 309,
"s": 171,
"text": "These concepts are important to both the theory and the practice of data science. They also come up in job interviews and academic exams."
},
{
"code": null,
"e": 553,
"s": 309,
"text": "A biased predictor is eccentric, i.e. its predic... |
JavaFX - 2D Shapes Rounded Rectangle | In JavaFX, you can draw a rectangle either with sharp edges or with arched edges as shown in the following diagram.
The one with arched edges is known as a rounded rectangle and it has two additional properties namely −
arcHeight − The vertical diameter of the arc, at the corners of a rounded rectangle.
arcHeight − The... | [
{
"code": null,
"e": 2016,
"s": 1900,
"text": "In JavaFX, you can draw a rectangle either with sharp edges or with arched edges as shown in the following diagram."
},
{
"code": null,
"e": 2120,
"s": 2016,
"text": "The one with arched edges is known as a rounded rectangle and it h... |
Java ResultSetMetaData getColumnLabel() method with example | The getColumnLabel() method of the ResultSetMetaData (interface) retrieves the display name of a particular column.
This method accepts an integer value representing the index of the column in the current ResultSet object, as an argument and, returns a String value representing the label of the specified column.
To get... | [
{
"code": null,
"e": 1178,
"s": 1062,
"text": "The getColumnLabel() method of the ResultSetMetaData (interface) retrieves the display name of a particular column."
},
{
"code": null,
"e": 1376,
"s": 1178,
"text": "This method accepts an integer value representing the index of the... |
Print Single and Multiple variable in C# | To display single variable value in C#, you just need to use Console.WriteLine()
Let us see an example. Here, we have displayed the value of a single variable “a” in a line −
using System;
using System.Linq;
class Program {
static void Main() {
int a = 10;
Console.WriteLine("Value: "+a);
}
}
To displ... | [
{
"code": null,
"e": 1143,
"s": 1062,
"text": "To display single variable value in C#, you just need to use Console.WriteLine()"
},
{
"code": null,
"e": 1237,
"s": 1143,
"text": "Let us see an example. Here, we have displayed the value of a single variable “a” in a line −"
},
... |
How to use std::sort to sort an array in C++ | In programming language, sorting is a basic function which is applied to data to arrange these data is ascending or descending data. In C++ program, there is a function std::sort() for sorting the array.
sort(start address, end address)
Here,
Start address => The first address of the element.
Last address => The addres... | [
{
"code": null,
"e": 1266,
"s": 1062,
"text": "In programming language, sorting is a basic function which is applied to data to arrange these data is ascending or descending data. In C++ program, there is a function std::sort() for sorting the array."
},
{
"code": null,
"e": 1299,
"s... |
Print Binary Tree in 2-Dimensions in C++ | In this problem, we are given a binary tree and we have to print it two dimensional plane.
Binary Tree is a special tree whose every node has at max two child nodes. So, every node is either a leaf node or has one or two child nodes.
Example,
Let’s take an example to understand the topic better −
Output -
7
4
... | [
{
"code": null,
"e": 1153,
"s": 1062,
"text": "In this problem, we are given a binary tree and we have to print it two dimensional plane."
},
{
"code": null,
"e": 1296,
"s": 1153,
"text": "Binary Tree is a special tree whose every node has at max two child nodes. So, every node i... |
Split string into equal parts JavaScript | We are required to write a JavaScript function that takes in a string and a number n as two
arguments (the number should be such that it exactly divides the length of string). And we have
to return an array of n strings of equal length.
For example −
If the string is "helloo" and the number is 3
Our output should be:
[... | [
{
"code": null,
"e": 1299,
"s": 1062,
"text": "We are required to write a JavaScript function that takes in a string and a number n as two\narguments (the number should be such that it exactly divides the length of string). And we have\nto return an array of n strings of equal length."
},
{
... |
Date after() method in Java - GeeksforGeeks | 07 Nov, 2019
The java.util.Date.after() method is used to check whether the current instance of the date is after the specified date.
Syntax:
dateObject.after(Date specifiedDate)
Parameter: It takes only one parameter specifiedDate of data type Date. This is the date which is to be checked in comparison to the instanc... | [
{
"code": null,
"e": 24214,
"s": 24186,
"text": "\n07 Nov, 2019"
},
{
"code": null,
"e": 24335,
"s": 24214,
"text": "The java.util.Date.after() method is used to check whether the current instance of the date is after the specified date."
},
{
"code": null,
"e": 24343... |
JavaScript String - lastIndexOf() Method | This method returns the index within the calling String object of the last occurrence of the specified value, starting the search at fromIndex or -1 if the value is not found.
Its syntax is as follows −
string.lastIndexOf(searchValue[, fromIndex])
searchValue − A string representing the value to search for.
searchValu... | [
{
"code": null,
"e": 2642,
"s": 2466,
"text": "This method returns the index within the calling String object of the last occurrence of the specified value, starting the search at fromIndex or -1 if the value is not found."
},
{
"code": null,
"e": 2669,
"s": 2642,
"text": "Its sy... |
Predicting MS Admission. It’s almost admission season and I’ve... | by Naman Doshi | Towards Data Science | It’s almost admission season and I’ve couple of friends who are in panic mode waiting for a call from the universities they’ve applied at.This made me think — How can we predict whether a student will get an admit or not? What are the parameters for selection? Can it be mathematically expressed? All of these questions ... | [
{
"code": null,
"e": 666,
"s": 171,
"text": "It’s almost admission season and I’ve couple of friends who are in panic mode waiting for a call from the universities they’ve applied at.This made me think — How can we predict whether a student will get an admit or not? What are the parameters for selec... |
Creating Convolutional Neural Network From Scratch | by Himanshu Sharma | Towards Data Science | Image classification basically helps us in classifying images into different labels. It is like bucketing different images into the bucket they belong to. For, e.g. a model trained to identify the image of a cat and a dog will help in segregating different images of cats and dogs respectively. There are multiple deep l... | [
{
"code": null,
"e": 694,
"s": 171,
"text": "Image classification basically helps us in classifying images into different labels. It is like bucketing different images into the bucket they belong to. For, e.g. a model trained to identify the image of a cat and a dog will help in segregating differen... |
Creating curved edges with NetworkX in Python3 (Matplotlib) | To create curved edges with NetworkX in Python3, we can use connectionstyle="arc3, rad=0.4".
Set the figure size and adjust the padding between and around the subplots.
Initialize a graph with edges, name, and graph attributes.
Add nodes to the created graph.
Add edges from one node to another.
Draw the graph G with Ma... | [
{
"code": null,
"e": 1155,
"s": 1062,
"text": "To create curved edges with NetworkX in Python3, we can use connectionstyle=\"arc3, rad=0.4\"."
},
{
"code": null,
"e": 1231,
"s": 1155,
"text": "Set the figure size and adjust the padding between and around the subplots."
},
{
... |
Get the Component Type of an Array Object in Java | In order to get the component type of an Array Object in Java, we use the getComponentType() method. The getComponentType() method returns the Class denoting the component type of an array. If the class is not an array class this method returns null.
Declaration − The java.lang.Class.getComponentType() method is declar... | [
{
"code": null,
"e": 1313,
"s": 1062,
"text": "In order to get the component type of an Array Object in Java, we use the getComponentType() method. The getComponentType() method returns the Class denoting the component type of an array. If the class is not an array class this method returns null."
... |
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