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hwclock command in Linux with examples	21 May, 2019 hwclock also called Real Time Clock (RTC), is a utility for accessing the hardware clock. The hardware clock is independent of the OS(operating system) you use and works even when the machine is shut down. The hardware clock is also called a BIOS clock. A user can also change the date and time of the hardw...	[ { "code": null, "e": 54, "s": 26, "text": "\n21 May, 2019" }, { "code": null, "e": 587, "s": 54, "text": "hwclock also called Real Time Clock (RTC), is a utility for accessing the hardware clock. The hardware clock is independent of the OS(operating system) you use and works even...
Rust vs C++: Will Rust Replace C++ in Future ?	17 Aug, 2021 We have seen many programming languages trending according to their functionality and popularity but languages are not meant to be used according to their popularity. We should consider the overall efficiency and productivity when it comes to using a programming language. Speaking of efficiency and popular...	[ { "code": null, "e": 53, "s": 25, "text": "\n17 Aug, 2021" }, { "code": null, "e": 943, "s": 53, "text": "We have seen many programming languages trending according to their functionality and popularity but languages are not meant to be used according to their popularity. We shou...
fseek() vs rewind() in C	28 May, 2017 In C, fseek() should be preferred over rewind(). Note the following text C99 standard:The rewind function sets the file position indicator for the stream pointed to by stream to the beginning of the file. It is equivalent to (void)fseek(stream, 0L, SEEK_SET) except that the error indicator for the stream i...	[ { "code": null, "e": 54, "s": 26, "text": "\n28 May, 2017" }, { "code": null, "e": 103, "s": 54, "text": "In C, fseek() should be preferred over rewind()." }, { "code": null, "e": 279, "s": 103, "text": "Note the following text C99 standard:The rewind function...
Hide legend entries in a plotly figure in Python	22 Nov, 2021 In this article, we are going to see how to hide legend entries in a plotly figure using Python. The Fig below shows the plot without hiding the legend entries: Here we are going to set showlegend property to remove the legend entries in a plotly figure. Python3 import pandas as pdimport plotly.offline as ...	[ { "code": null, "e": 28, "s": 0, "text": "\n22 Nov, 2021" }, { "code": null, "e": 125, "s": 28, "text": "In this article, we are going to see how to hide legend entries in a plotly figure using Python." }, { "code": null, "e": 189, "s": 125, "text": "The Fig b...
Program for Chocolate and Wrapper Puzzle	16 Jul, 2021 Given the following three values, the task is to find the total number of maximum chocolates you can eat. money: Money you have to buy chocolatesprice: Price of a chocolatewrap: Number of wrappers to be returned for getting one extra chocolate. money: Money you have to buy chocolates price: Price of a cho...	[ { "code": null, "e": 54, "s": 26, "text": "\n16 Jul, 2021" }, { "code": null, "e": 161, "s": 54, "text": "Given the following three values, the task is to find the total number of maximum chocolates you can eat. " }, { "code": null, "e": 300, "s": 161, "text":...
How to determine if a number is odd or even in JavaScript?	Use the modulus % operator to determine if a number if odd or even in JavaScript. You can try to run the following code to check if a number is odd or even − Live Demo <!DOCTYPE html> <html> <body> <script> var num = 5; document.write("Number = "+num+"<br>"); if(num % 2 == 0) { document.write('Number is ...	[ { "code": null, "e": 1269, "s": 1187, "text": "Use the modulus % operator to determine if a number if odd or even in JavaScript." }, { "code": null, "e": 1345, "s": 1269, "text": "You can try to run the following code to check if a number is odd or even −" }, { "code": nu...
std::upper_bound and std::lower_bound for Vector in C++ STL	29 Jun, 2022 Click here for Set 1 and Set 2 of Vectors. Iterator lower_bound (Iterator first, Iterator last, const val) Iterator upper_bound (Iterator first, Iterator last, const val) lower_bound returns an iterator pointing to the first element in the range [first,last) which has a value not less than ‘val’. and i...	[ { "code": null, "e": 52, "s": 24, "text": "\n29 Jun, 2022" }, { "code": null, "e": 98, "s": 52, "text": "Click here for Set 1 and Set 2 of Vectors. " }, { "code": null, "e": 354, "s": 98, "text": "Iterator lower_bound (Iterator first, Iterator last, const va...
Arrays in Julia	05 Jul, 2021 Arrays in Julia are a collection of elements just like other collections like Sets, Dictionaries, etc. Arrays are different from Sets because arrays are ordered collection of elements, and can hold duplicate values, unlike sets which require all the elements to be unique. Arrays are N-Dimensional container...	[ { "code": null, "e": 28, "s": 0, "text": "\n05 Jul, 2021" }, { "code": null, "e": 883, "s": 28, "text": "Arrays in Julia are a collection of elements just like other collections like Sets, Dictionaries, etc. Arrays are different from Sets because arrays are ordered collection of ...
Pandas – Plot multiple time series DataFrame into a single plot	17 Oct, 2021 In this article, we are going to see how to plot multiple time series Dataframe into single plot. If there are multiple time series in a single DataFrame, you can still use the plot() method to plot a line chart of all the time series. To Plot multiple time series into a single plot first of all we have t...	[ { "code": null, "e": 54, "s": 26, "text": "\n17 Oct, 2021" }, { "code": null, "e": 153, "s": 54, "text": "In this article, we are going to see how to plot multiple time series Dataframe into single plot. " }, { "code": null, "e": 561, "s": 153, "text": "If the...
Excel DAX - Quick Guide	DAX stands for Data Analysis Expressions. DAX is a formula language and is a collection of functions, operators, and constants that can be used in a formula or expression to calculate and return one or more values. DAX is the formula language associated with the Data Model of Excel Power Pivot. It is not a programming ...	[ { "code": null, "e": 2545, "s": 2249, "text": "DAX stands for Data Analysis Expressions. DAX is a formula language and is a collection of functions, operators, and constants that can be used in a formula or expression to calculate and return one or more values. DAX is the formula language associated...
Convert Hexadecimal value String to ASCII value String - GeeksforGeeks	17 Feb, 2022 Given the Hexadecimal value string as input, the task is to convert the given hexadecimal value string into their corresponding ASCII format string. Examples: Input: 6765656b73 Output: geeks Input: 6176656e67657273 Output: avengers The “Hexadecimal” or simply “Hex” numbering system uses the Base of 16 ...	[ { "code": null, "e": 24760, "s": 24732, "text": "\n17 Feb, 2022" }, { "code": null, "e": 24909, "s": 24760, "text": "Given the Hexadecimal value string as input, the task is to convert the given hexadecimal value string into their corresponding ASCII format string." }, { ...
Smallest range in K lists \| Practice \| GeeksforGeeks	Given K sorted lists of integers, KSortedArray[] of size N each. The task is to find the smallest range that includes at least one element from each of the K lists. If more than one such range's are found, return the first such range found. Example 1: Input: N = 5, K = 3 KSortedArray[][] = {{1 3 5 7 9}, ...	[ { "code": null, "e": 479, "s": 238, "text": "Given K sorted lists of integers, KSortedArray[] of size N each. The task is to find the smallest range that includes at least one element from each of the K lists. If more than one such range's are found, return the first such range found." }, { ...
How to get the index value in C#? - GeeksforGeeks	28 Nov, 2019 The Index Structure is introduced in C# 8.0. It represents a type that can be used to index a collection or sequence and it can be started from the start or the end. You are allowed to get the index value with the help of Value Property provided by the Index struct. Syntax: public int Value { int get(); };...	[ { "code": null, "e": 24222, "s": 24194, "text": "\n28 Nov, 2019" }, { "code": null, "e": 24489, "s": 24222, "text": "The Index Structure is introduced in C# 8.0. It represents a type that can be used to index a collection or sequence and it can be started from the start or the en...
tex - Tutorial	MathJax is a javascript based platform to draw mathematical expressions and symbols in web applications. This tutorial will cover TEX Commands available in MathJax project. This tutorial is designed for all those individuals who are looking for a starting point of learning TEX commands using MathJax and we cover topics...	[ { "code": null, "e": 8091, "s": 7986, "text": "MathJax is a javascript based platform to draw mathematical expressions and symbols in web applications." }, { "code": null, "e": 8159, "s": 8091, "text": "This tutorial will cover TEX Commands available in MathJax project." }, {...
Create Maximum Number in C++	Suppose we have two arrays of length m and n with digits 0-9 representing two numbers. We have to create the maximum number of length k that is less than m + n from digits of the two. We have to keep in mind that the relative order of the digits from the same array must be preserved. We have to find the array of the k ...	[ { "code": null, "e": 1493, "s": 1062, "text": "Suppose we have two arrays of length m and n with digits 0-9 representing two numbers. We have to create the maximum number of length k that is less than m + n from digits of the two. We have to keep in mind that the relative order of the digits from th...
Cluster analysis: theory and implementation of unsupervised algorithms \| by Mahbubul Alam \| Towards Data Science	In simple terms, clustering is nothing but separating observations based on certain properties. In a more technical term, clustering is an unsupervised machine learning algorithm, a process, by which observations (data) are grouped in a way that similar observations are put closer to each other. It is an “unsupervised”...	[ { "code": null, "e": 838, "s": 172, "text": "In simple terms, clustering is nothing but separating observations based on certain properties. In a more technical term, clustering is an unsupervised machine learning algorithm, a process, by which observations (data) are grouped in a way that similar o...
Counting Sort \| Practice \| GeeksforGeeks	Given a string arr consisting of lowercase english letters, arrange all its letters in lexicographical order using Counting Sort. Example 1: Input: N = 5 S = "edsab" Output: abdes Explanation: In lexicographical order, string will be abdes. Example 2: Input: N = 13 S = "geeksforgeeks" Output: eeeefggkkorss Explanati...	[ { "code": null, "e": 368, "s": 238, "text": "Given a string arr consisting of lowercase english letters, arrange all its letters in lexicographical order using Counting Sort." }, { "code": null, "e": 379, "s": 368, "text": "Example 1:" }, { "code": null, "e": 482, ...
Transformations with OpenCV. A guide on how to transform images with... \| by Thiago Carvalho \| Towards Data Science	If you ever had to use an image enhancer that could bitmap, you probably know the struggle. In this article, we’ll get a look at transformations and explore things like moving, rotating, cropping, and resizing. We’ll use OpenCV, NumPy, and Matplotlib for the examples. import cv2import numpy as npimport matplotlib.pyplo...	[ { "code": null, "e": 382, "s": 171, "text": "If you ever had to use an image enhancer that could bitmap, you probably know the struggle. In this article, we’ll get a look at transformations and explore things like moving, rotating, cropping, and resizing." }, { "code": null, "e": 440, ...
The White Noise Model. The most important statistical model \| by Sachin Date \| Towards Data Science	White noise are variations in your data that cannot be explained by any regression model. And yet, there happens to be a statistical model for white noise. It goes like this for time series data: The observed value Y_i at time step i is the sum of the current level L_i and a random component N_i around the current leve...	[ { "code": null, "e": 262, "s": 172, "text": "White noise are variations in your data that cannot be explained by any regression model." }, { "code": null, "e": 368, "s": 262, "text": "And yet, there happens to be a statistical model for white noise. It goes like this for time ser...
Tryit Editor v3.7	Tryit: Set height and width in percent	[]
How to access an array element in C language?	An array is a group of related data items that share a common name. A particular value in an array is identified by using its "index number" or "subscript". The advantage of an array is as follows − The ability to use a single name to represent a collection of items and to refer to an item by specifying the item number...	[ { "code": null, "e": 1219, "s": 1062, "text": "An array is a group of related data items that share a common name. A particular value in an array is identified by using its \"index number\" or \"subscript\"." }, { "code": null, "e": 1261, "s": 1219, "text": "The advantage of an a...
How to implement a long click listener on a Android listview?	This example demonstrates about How to implement a long click listener on a Android listview. 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="ut...	[ { "code": null, "e": 1156, "s": 1062, "text": "This example demonstrates about How to implement a long click listener on a Android listview." }, { "code": null, "e": 1285, "s": 1156, "text": "Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all r...
Wi-Fi QR Code Generator Using Python - GeeksforGeeks	31 May, 2021 Prerequisite: Getting Saved Wifi Passwords using Python We know the wireless network is the most common network adapter for today, Because of its supports portability and User friendly. In this article, we will see how we can get the current saved Wi-Fi name and passwords and generate QR code to connect ot...	[ { "code": null, "e": 23901, "s": 23873, "text": "\n31 May, 2021" }, { "code": null, "e": 23957, "s": 23901, "text": "Prerequisite: Getting Saved Wifi Passwords using Python" }, { "code": null, "e": 24234, "s": 23957, "text": "We know the wireless network is th...
Make a div horizontally scrollable using CSS - GeeksforGeeks	05 Nov, 2021 In this article, we will know to design the horizontally scrollable div using CSS, & will see its implementation through the example. We can make a div horizontally scrollable by using the CSS overflow property. There are different values in the overflow property. For eg, the overflow: auto; is used for ad...	[ { "code": null, "e": 31369, "s": 31341, "text": "\n05 Nov, 2021" }, { "code": null, "e": 32158, "s": 31369, "text": "In this article, we will know to design the horizontally scrollable div using CSS, & will see its implementation through the example. We can make a div horizontall...
MS SQL Server - Create Users	User refers to an account in MS SQL Server database which is used to access database. Users can be created using either of the following two methods. Create user <username> for login <loginname> To create user name 'TestUser' with mapping to Login name 'TestLogin' in TestDB database, run the following query. create us...	[ { "code": null, "e": 2321, "s": 2235, "text": "User refers to an account in MS SQL Server database which is used to access database." }, { "code": null, "e": 2385, "s": 2321, "text": "Users can be created using either of the following two methods." }, { "code": null, ...
What is New in Python 3	Python 3.x introduced some Python 2-incompatible keywords and features that can be imported via the in-built __future__ module in Python 2. It is recommended to use __future__ imports, if you are planning Python 3.x support for your code. For example, if we want Python 3.x's integer division behavior in Python 2, add t...	[ { "code": null, "e": 2579, "s": 2340, "text": "Python 3.x introduced some Python 2-incompatible keywords and features that can be\nimported via the in-built __future__ module in Python 2. It is recommended to use __future__ imports, if you are planning Python 3.x support for your code." }, { ...
Fuzzy String Matching. Introduction to Fuzzywuzzy in Python \| by Catherine Gitau \| Towards Data Science	As a data scientist, you are forced to retrieve information from various sources by either leveraging publicly available API’s, asking for data, or by simply scraping your own data from a web page. All this information is useful if we are able to combine it and not have any duplicates in the data. But how do we make su...	[ { "code": null, "e": 524, "s": 171, "text": "As a data scientist, you are forced to retrieve information from various sources by either leveraging publicly available API’s, asking for data, or by simply scraping your own data from a web page. All this information is useful if we are able to combine ...
Write an Efficient Method to Check if a Number is Multiple of 3 - GeeksforGeeks	23 Mar, 2022 The very first solution that comes to our mind is the one that we learned in school. If sum of digits in a number is multiple of 3 then number is multiple of 3 e.g., for 612 sum of digits is 9 so it’s a multiple of 3. But this solution is not efficient. You have to get all decimal digits one by one, add th...	[ { "code": null, "e": 34516, "s": 34488, "text": "\n23 Mar, 2022" }, { "code": null, "e": 34867, "s": 34516, "text": "The very first solution that comes to our mind is the one that we learned in school. If sum of digits in a number is multiple of 3 then number is multiple of 3 e.g...
How to set an object key inside a state object in React Hooks? - GeeksforGeeks	14 Jan, 2021 We can update a React hooks state object that has a nested object containing objects with index keys with the following approach, Before doing so, consider the following example: Example: Following is the default state object: const [data, setData] = useState({ name:'', contact:'', address:{ ...	[ { "code": null, "e": 25218, "s": 25190, "text": "\n14 Jan, 2021" }, { "code": null, "e": 25397, "s": 25218, "text": "We can update a React hooks state object that has a nested object containing objects with index keys with the following approach, Before doing so, consider the fol...
A beginner’s Guide to Google’s BigQuery GIS \| by Abdishakur \| Towards Data Science	Cloud computing in this era of big data is ubiquitous. However, many cloud services do not provide a location component to analyze and visualize geospatial data. Big Query, has built-in capabilities to ingest, process and analyze geospatial data. In this tutorial, I will guide you through setting BigQuery Sandbox for f...	[ { "code": null, "e": 419, "s": 172, "text": "Cloud computing in this era of big data is ubiquitous. However, many cloud services do not provide a location component to analyze and visualize geospatial data. Big Query, has built-in capabilities to ingest, process and analyze geospatial data." }, ...
Python \| Output using print() function - GeeksforGeeks	29 Oct, 2021 Python print() function prints the message to the screen or any other standard output device. Syntax: print(value(s), sep= ‘ ‘, end = ‘\n’, file=file, flush=flush) Parameters: value(s) : Any value, and as many as you like. Will be converted to string before printed sep=’separator’ : (Optional) Specify how...	[ { "code": null, "e": 41472, "s": 41444, "text": "\n29 Oct, 2021" }, { "code": null, "e": 41566, "s": 41472, "text": "Python print() function prints the message to the screen or any other standard output device." }, { "code": null, "e": 41636, "s": 41566, "text...
How to adjust the line spacing in the text node in JavaFX?	The line spacing property of the javafx.scene.text.The text class specifies the line spacing between the lines of the text (node) vertically. You can set the value to this property using the setLineSpacing() method. This method accepts a boolean value as a parameter and sets the specified space between the lines (verti...	[ { "code": null, "e": 1204, "s": 1062, "text": "The line spacing property of the javafx.scene.text.The text class specifies the line spacing between the lines of the text (node) vertically." }, { "code": null, "e": 1390, "s": 1204, "text": "You can set the value to this property u...
How to change the font size of main title of boxplot in base R?	The font size of the main title of boxplot can be changed by defining the font size value using par(cex.main=”size”), here size value can be changed based on our requirement. This needs to be done before creating the boxplot, otherwise, there will be no effect on the size of the main title. Live Demo x<−rnorm(50) par(...	[ { "code": null, "e": 1354, "s": 1062, "text": "The font size of the main title of boxplot can be changed by defining the font size value using par(cex.main=”size”), here size value can be changed based on our requirement. This needs to be done before creating the boxplot, otherwise, there will be no...
Manipulate PDF Files, Extract Information from Text Files \| Towards Data Science	Undoubtedly, modern technology has made our life easy. Even we can not think of a day without the usages of modern techniques and technologies. Natural language processing is one of the most used technologies in the recent time. Basically, natural language processing plays a significant role in our daily communication....	[ { "code": null, "e": 634, "s": 172, "text": "Undoubtedly, modern technology has made our life easy. Even we can not think of a day without the usages of modern techniques and technologies. Natural language processing is one of the most used technologies in the recent time. Basically, natural languag...
How xticks and xticklabels Really Work: a Walkthrough \| by Henry Alpert \| Towards Data Science	I was recently creating visualizations in Seaborn, which is based on Matplotlib, and when labeling the x-axis, I wasn’t getting the results I was expecting. I decided to take a step back and experiment to see what xticks and xticklabels actually do in a visualization. Let’s break it down. First, I created a dataframe w...	[ { "code": null, "e": 441, "s": 172, "text": "I was recently creating visualizations in Seaborn, which is based on Matplotlib, and when labeling the x-axis, I wasn’t getting the results I was expecting. I decided to take a step back and experiment to see what xticks and xticklabels actually do in a v...
How to remove an element from Array List in C#?	Declare a new ArrayList and add elements to it. ArrayList arr = new ArrayList(); arr.Add( "One" ); arr.Add( "Two" ); arr.Add( "Three" ); arr.Add( "Four" ); Now let’s say you need to remove the element “Three”. For that, use the Remove() method. arr.Remove("Three"); The following is the complete example to remove an ele...	[ { "code": null, "e": 1110, "s": 1062, "text": "Declare a new ArrayList and add elements to it." }, { "code": null, "e": 1218, "s": 1110, "text": "ArrayList arr = new ArrayList();\narr.Add( \"One\" );\narr.Add( \"Two\" );\narr.Add( \"Three\" );\narr.Add( \"Four\" );" }, { ...
How to create a pandas DataFrame using a list of tuples?	The pandas DataFrame constructor will create a pandas DataFrame object using a python list of tuples. We need to send this list of tuples as a parameter to the pandas.DataFrame() function. The Pandas DataFrame object will store the data in a tabular format, Here the tuple element of the list object will become the row ...	[ { "code": null, "e": 1251, "s": 1062, "text": "The pandas DataFrame constructor will create a pandas DataFrame object using a python list of tuples. We need to send this list of tuples as a parameter to the pandas.DataFrame() function." }, { "code": null, "e": 1410, "s": 1251, "t...
Fortran - Numeric Precision	We have already discussed that, in older versions of Fortran, there were two real types: the default real type and double precision type. However, Fortran 90/95 provides more control over the precision of real and integer data types through the kind specifie. Different kind of numbers are stored differently inside the ...	[ { "code": null, "e": 2284, "s": 2146, "text": "We have already discussed that, in older versions of Fortran, there were two real types: the default real type and double precision type." }, { "code": null, "e": 2406, "s": 2284, "text": "However, Fortran 90/95 provides more control...
In-Place Algorithm	23 Jun, 2022 In-place has more than one definition. One strict definition is. An in-place algorithm is an algorithm that does not need an extra space and produces an output in the same memory that contains the data by transforming the input ‘in-place’. However, a small constant extra space used for variables is allowe...	[ { "code": null, "e": 52, "s": 24, "text": "\n23 Jun, 2022" }, { "code": null, "e": 118, "s": 52, "text": "In-place has more than one definition. One strict definition is. " }, { "code": null, "e": 362, "s": 118, "text": "An in-place algorithm is an algorithm t...
Camera Access in Flutter	30 Aug, 2020 To add images from the camera in flutter, we’ll use the image_picker package. For this, you’ll need to use your real device. Follow the below steps to display the images from the camera: Step 1: Create a new flutter application. flutter create <APP_NAME> Step 2: Delete the default code from the main.dart...	[ { "code": null, "e": 54, "s": 26, "text": "\n30 Aug, 2020" }, { "code": null, "e": 179, "s": 54, "text": "To add images from the camera in flutter, we’ll use the image_picker package. For this, you’ll need to use your real device." }, { "code": null, "e": 241, "s"...