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Lex Program to accept a valid integer and float value
30 Apr, 2019 Lex is a computer program that generates lexical analyzers.Lex reads an input stream specifying the lexical analyzer and outputs source code implementing the lexer in the C programming language. The commands for executing the lex program are: lex abc.l (abc is the file name) cc lex.yy.c -efl ./a.out Let’s...
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Mongoose Populate() Method
10 Jun, 2021 In MongoDB, Population is the process of replacing the specified path in the document of one collection with the actual document from the other collection. Need of Population: Whenever in the schema of one collection we provide a reference (in any field) to a document from any other collection, we need a p...
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SQL SERVER | Conditional Statements
27 Jan, 2022 While loop: In SQL SERVER, while loop can be used in similar manner as any other programming language. A while loop will check the condition first and then execute the block of SQL Statements within it as long as the condition evaluates true. Syntax: WHILE condition BEGIN {...statements...} END; Parame...
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Python program to concatenate two Integer values into one
13 May, 2020 Given two integers a and b. The task is to concatenate these two integers into one integer. Examples: Input : a = 806, b = 91 Output : 80691 Input : a = 5, b = 1091 Output : 51091 Method 1: One method of achieving this can be counting the number of digits of second number. Then multiply the first number...
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HTML | <input type=”reset”>
02 Jun, 2022 The HTML <input type=”reset”> is used to defines a reset button. The reset button is used to reset all the form values to its initial values. Syntax: <input type="reset">> Example: HTML <!DOCTYPE html><html> <head> <title> HTML Input Type reset </title></head><style> #Geek_p { fo...
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Build a simple Quantum Circuit using IBM Qiskit in Python - GeeksforGeeks
10 Jul, 2020 Qiskit is an open source framework for quantum computing. It provides tools for creating and manipulating quantum programs and running them on prototype quantum devices on IBM Q Experience or on simulators on a local computer. Let’s see how we can create simple Quantum circuit and test it on a real Quantum...
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How to run a command inside Docker Container?
After you build a docker image and you have created a running instance of it or in other words, you have created a docker container, you might want to execute some commands inside the docker container to either install a package or print something or browse through the directories inside the container. Docker provides ...
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How to limit network bandwidth on linux
Have you ever shared network bandwidth with multiple devices? If you have ever been in a position where one application consumed all your traffic, then either you are a system admin or just a Linux user, you will need to discover how to control the upload and download speeds for applications to make sure that your band...
[ { "code": null, "e": 1512, "s": 1062, "text": "Have you ever shared network bandwidth with multiple devices? If you have ever been in a position where one application consumed all your traffic, then either you are a system admin or just a Linux user, you will need to discover how to control the uplo...
Getting a subvector from a vector in C++
This is a C++ program for getting a subvector from a vector in C++ Begin Declare s as vector s(vector const &v, int m, int n) to initialize start and end position of vector to constructor. auto first = v.begin() + m. auto last = v.begin() + n + 1. Declare a variable vector of vector type. ...
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JavaScript | Converting milliseconds to date. - GeeksforGeeks
26 Jul, 2021 Given a number of milliseconds, The task is to convert them to date using javascript. we’re going to discuss few techniques. Approach : First declare variable time and store the milliseconds of current date using new date() for current date and getTime() Method for return it in milliseconds since 1 January...
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Difference between Primitive and non-primitive datatypes in JavaScript?
The primitive data types are number, string, boolean, float etc. The non-primitive data types (Reference Type) are Array, Object etc. var number=10; var stringValue="John"; var booleanValue=true; var obj={}; var newArray=new Array(); console.log("The data type is="+typeof number); console.log("The data type is="+typeof...
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Shared legend for a cowplot grid in R - GeeksforGeeks
24 Oct, 2021 In this article, we will discuss how to create a cowplot grid with the shared legend in the R Programming language. To do this first we will make a basic cowplot grid with two plots having their own legends separately. To do so using the cowplot grid package in the R Language we use the plot_grid() functio...
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Kali Linux - Wireless Attack Tools - GeeksforGeeks
10 Jul, 2020 Many of us think that hacking wifi is like breaking a plastic lock with an iron hammer and it is so with the following mentioned tools. Hacking wireless networks are just a beginning part of moving from defensive to offensive security. Hacking wifi includes capturing a handshake of a connection and crackin...
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Express.js | app.use() Function - GeeksforGeeks
18 Jun, 2020 The app.use() function is used to mount the specified middleware function(s) at the path which is being specified. It is mostly used to set up middleware for your application. Syntax: app.use(path, callback) Parameters: path: It is the path for which the middleware function is being called. It can be a str...
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Accessing each element of a collection in Julia - foreach() Method - GeeksforGeeks
26 Mar, 2020 The foreach() is an inbuilt function in julia which is used to call function f on each element of the specified iterable c. Syntax: foreach(f, c...) Parameters: f: Specified set of instructions. c: Specified iterable. Returns: It returns the result of the operation of function f on each element of the spec...
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Data Flow Testing - GeeksforGeeks
24 Oct, 2019 Data Flow Testing is a type of structural testing. It is a method that is used to find the test paths of a program according to the locations of definitions and uses of variables in the program. It has nothing to do with data flow diagrams.It is concerned with: Statements where variables receive values, St...
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Apache Drill - COALESCE(x, y [ , y ]...)
The following program shows the query for this function − 0: jdbc:drill:zk = local> select coalesce(3,1,7) from (values(1)); +---------+ | EXPR$0 | +---------+ | 3 | +————————-+ Here first arg is non null, so it returns the value 3. 46 Lectures 3.5 hours Arnab Chakraborty 23 Lectures 1....
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PHP Operators
Operators are used to perform operations on variables and values. PHP divides the operators in the following groups: Arithmetic operators Assignment operators Comparison operators Increment/Decrement operators Logical operators String operators Array operators Conditional assignment operators The PHP arithmetic operato...
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How to Generate Unique Random Numbers in Excel? - GeeksforGeeks
09 Nov, 2021 Excel is powerful data visualization and analysis program we use to create reports or data summaries. So, sometimes happen that we have to create a report and assign a random id or number in a spreadsheet then we can create a random number without any repeat and manually. Now, we have to generate a random ...
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Clustering Agglomerative process | Towards Data Science
If you did not recognize the picture above, it is expected as this picture mostly could only be found in the biology journal or textbook. What I have above is a species phylogeny tree, which is a historical biological tree shared by the species with a purpose to see how close they are with each other. In more general t...
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Create a Pie Chart using Recharts in ReactJS - GeeksforGeeks
27 Jul, 2021 Introduction: Rechart JS is a library that is used for creating charts for React JS. This library is used for building Line charts, Bar charts, Pie charts, etc, with the help of React and D3 (Data-Driven Documents). To create Pie Chart using Recharts, we create a dataset which contains actual data. Then...
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How to shallow copy the objects in JavaScript?
Underscore.js, a library of javascript, has introduced a method called _.extend() to shallow copy the objects in javascript. This method copy all of the properties in the source objects over to the destination object, and return the destination object. Here the reference is used to copy but not the duplication. _.exte...
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Python | Ways to format elements of given list - GeeksforGeeks
15 Oct, 2021 Given a List of float values, the task is to truncate all float values to 2-decimal digit. Let’s see the different methods to do the task. Method #1 : Using List comprehension Python3 # Python code to truncate float# values to 2-decimal digits. # List initializationInput = [100.7689454, 17.232999, 60.988...
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C++ Program for Comb Sort - GeeksforGeeks
27 Jan, 2022 Comb Sort is mainly an improvement over Bubble Sort. Bubble sort always compares adjacent values. So all inversions are removed one by one. Comb Sort improves on Bubble Sort by using gap of size more than 1. The gap starts with a large value and shrinks by a factor of 1.3 in every iteration until it reache...
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All Possible Full Binary Trees in C++
Suppose a full binary tree is a binary tree where each node has exactly 0 or 2 children. So we have to find a list of all possible full binary trees with N nodes. Each node of each tree in the answer must have node.val = 0. The returned trees can be in any order. So if the input is 7, then the trees are − To solve this...
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Jump Game III in C++
Suppose we have an array of non-negative integers arr, we are initially positioned at start index of the array. When we are present at index i, we can jump to i + arr[i] or i - arr[i], check if we can reach to any index with value 0. We have to keep in mind that we cannot jump outside of the array at any time. So if th...
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Labeling Data with Pandas. Introduction to Data Labeling with... | by Sadrach Pierre, Ph.D. | Towards Data Science
Data labeling is the process of assigning informative tags to subsets of data. There are many examples of labeled data sets. Data containing x-ray images of cancerous and healthy lungs along with their respective tags is an example of labeled data. Another example is consumer credit data that specifies whether or not a...
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Create an array of size N with sum S such that no subarray exists with sum S or S-K - GeeksforGeeks
23 Nov, 2021 Given a number N and an integer S, the task is to create an array of N integers such that sum of all elements equals to S and print an element K where 0 ≤ K ≤ S, such that there exists no subarray with sum equals to K or (S – K). If no such array is possible then print “-1”.Note: There can be more than one...
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Comparing a variety of Naive Bayes classification algorithms | by Pavlo Horbonos | Towards Data Science
Naive Bayes algorithm is one of the well-known supervised classification algorithms. It bases on the Bayes theorem, it is very fast and good enough for text classification. I believe that there is no need to describe the theory behind it, nevertheless, we will cover a few concepts and after that focus on the comparing ...
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Random Forest Models: Why Are They Better Than Single Decision Trees? | by Saul Dobilas | Towards Data Science
If you want to be a successful Data Scientist, you need to understand the nuances of different Machine Learning algorithms. This story is part of a series where I provide an in-depth look at how such algorithms work. This includes simple examples, 3D visualizations, and complete Python code for you to use in your Data ...
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5 Ways to Query your Relational DB using JavaScript | by Michael Bogan | Towards Data Science
If you’re developing web applications, you’re almost certainly going to be constantly interacting with a database. And when it comes time to select the way you’ll interact, the choices can be overwhelming. In this article, we’re going to look in detail at 5 different ways to interact with your database using JavaScript...
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Command-Line Tools and Utilities For Network Management in Linux - GeeksforGeeks
21 Apr, 2022 If you are thinking of becoming a system administrator, or you are already a system admin, then this article is for you. As a system admin, your daily routine will include configuring, maintaining, troubleshooting, monitoring, securing networks, and managing servers within data centers. Network configurati...
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7 Reasons Why You Should Use the Streamlit AgGrid Component | by Ahmed Besbes | Towards Data Science
It’s a great library to quickly prototype visually appealing web applications that interact with data and machine learning models in a fun way. As a data scientist, I find Streamlit extremely helpful to share experiments with other team members. What makes Streamlit even better, besides being a world-class product, is ...
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Feature Selection and EDA in Machine Learning | by Destin Gong | Towards Data Science
In Machine Learning Lifecycle, feature selection is a critical process that selects a subset of input features that would be relevant to the prediction. Including irrelevant variables, especially those with bad data quality, can often contaminate the model output. Additionally, feature selection has following advantage...
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echo- Unix, Linux Command
echo - display a line of text. echo [SHORT-OPTION]... [STRING]... echo LONG-OPTION echo is a fundamental command found in most operating systems that offer a command line. It is frequently used in scripts, batch files, and as part of individual commands; anywhere you may need to insert text. Many command shells such a...
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Data Structure - Interpolation Search
Interpolation search is an improved variant of binary search. This search algorithm works on the probing position of the required value. For this algorithm to work properly, the data collection should be in a sorted form and equally distributed. Binary search has a huge advantage of time complexity over linear search. ...
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String manipulations in Pandas DataFrame - GeeksforGeeks
01 Aug, 2020 String manipulation is the process of changing, parsing, splicing, pasting, or analyzing strings. As we know that sometimes, data in the string is not suitable for manipulating the analysis or get a description of the data. But Python is known for its ability to manipulate strings. So, by extending it here...
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Java - Sending Email
To send an e-mail using your Java Application is simple enough but to start with you should have JavaMail API and Java Activation Framework (JAF) installed on your machine. You can download latest version of JavaMail (Version 1.2) from Java's standard website. You can download latest version of JavaMail (Version 1.2)...
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Split a string in equal parts (grouper in Python)
In this tutorial, we are going to write a program that splits the given string into equal parts. Let's see an example. string = 'Tutorialspoint' each_part_length = 5 Tutor ialsp ointX string = 'Tutorialspoint' each_part_length = 6 Tutori alspoi ntXXXX We are going to use the zip_longest method from the itertools modul...
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NativeScript - Quick Guide
Generally, developing a mobile application is a complex and challenging task. There are many frameworks available to develop a mobile application. Android provides a native framework based on Java language and iOS provides a native framework based on Objective-C/Shift language. However, to develop an application that s...
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C Program to validate an IP address
In this program we will see how to validate an IP address using C. The IPv4 addresses are represented in dot-decimal notation. There are four decimal numbers (all are ranging from 0 to 255). These four numbers are separated by three dots. An example of a valid IP is: 192.168.4.1 To validate the IP address we should fol...
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HTML DOM Input Range value property
The HTML DOM Input range value property is associated with the input element having type=”range” and the value attribute. It is used to return the value of slider control value attribute or to set it. The value attribute can be the default value or the value set by dragging the slider. Following is the syntax for − Set...
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5 Interesting Python Libraries. Have you ever think data visualisation... | by Christopher Tao | Towards Data Science
As one of the most popular programming languages, Python has a huge number of excellent libraries that facilitate development such as Pandas, Numpy, Matplotlib, SciPy, etc. However, in this article, I’m going to introduce to you some libraries that are more interesting rather than very useful. I believe these libraries...
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How to sort an R data frame rows in alphabetical order?
If we have string data stored in R data frame columns then we might want to sort the data frame rows in alphabetical order. This can be done with the help of apply and sort function inside transpose function. For example, if we have a data frame called df that contains string data then sorting of df in alphabetical ord...
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Kotlin - Break and Continue
Kotlin break statement is used to come out of a loop once a certain condition is met. This loop could be a for, while or do...while loop. Let's check the syntax to terminate various types of loop to come out of them: // Using break in for loop for (...) { if(test){ break } } // Using break in while loop ...
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spaCy - Doc.noun_chunks Property
This doc property is used to iterate over the base noun phrases in a particular document. If the document has been syntactically parsed, then this property will yield base noun-phrase Span objects. An example of Doc.noun_chunks property is as follows − import spacy nlp_model = spacy.load("en_core_web_sm") doc = nlp_mod...
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mapfile Command in Linux With Examples - GeeksforGeeks
09 Apr, 2021 mapfile also called (read array) is a command of the Bash shell used to read arrays. It reads lines from the standard input into an array variable. Also, mapfile must read from substitution (< <) and not from a pipe. Also, mapfile is faster and more convenient when compared to a read loop. It returns 1 or ...
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How to Extract Text before @ Sign from an Email Address in Excel? - GeeksforGeeks
21 Aug, 2021 You got a dataset and you want to extract the name part of the email address. This task can be done with a text to column and formula that uses the LEFT and FIND functions. The LEFT function returns a given text from the left of our text string based on the number of characters specified. Syntax: LEFT(text...
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Finding all subsets of a given set in Java - GeeksforGeeks
30 May, 2021 Problem: Find all the subsets of a given set. Input: S = {a, b, c, d} Output: {}, {a} , {b}, {c}, {d}, {a,b}, {a,c}, {a,d}, {b,c}, {b,d}, {c,d}, {a,b,c}, {a,b,d}, {a,c,d}, {b,c,d}, {a,b,c,d} The total number of subsets of any given set is equal to 2^ (no. of elements in the set). If we carefully notice i...
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What is shadow root and how to use it ? - GeeksforGeeks
15 Oct, 2020 In today’s world full of component-driven architecture is still the case that CSS applied globally could create problems in the rest of our code. This is because of the way and how CSS was created. It is not necessarily bad, but it is good to be aware that we could use styling more effectively through the ...
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Python object - GeeksforGeeks
11 Jan, 2022 An Object is an instance of a Class. A class is like a blueprint while an instance is a copy of the class with actual values. Python is object-oriented programming language that stresses on objects i.e. it mainly emphasizes functions. Objects are basically an encapsulation of data variables and methods act...
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Difference Between Network Address Translation (NAT) and Port Address Translation (PAT) - GeeksforGeeks
15 Jun, 2020 Network Address Translation (NAT):NAT, in which the Private IP address or local address are translated into the public IP address. NAT is used to slow down the rate of depletion of available IP address by translates the local IP or Private IP address into global or public ip address. NAT can be a one-to-on...
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How to set the value of a select box element using JavaScript? - GeeksforGeeks
15 Apr, 2019 In JavaScript, selectedIndex property is used to set the value of a select box element. The selectedIndex property sets or returns the index of the selected value in a drop-down list. Syntax: Set index: selectObject.selectedIndex = numberReturn index: selectObject.selectedIndex Note: Integer number is used...
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Designing GUI applications Using PyQt in Python - GeeksforGeeks
07 Sep, 2021 Building GUI applications using the PYQT designer tool is comparatively less time-consuming than code the widgets. It is one of the fastest and easiest ways to create GUIs. The normal approach is to write the code even for the widgets and for the functionalities as well. But using Qt-designer, one can sim...
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Check if N can be expressed as product of 3 distinct numbers - GeeksforGeeks
26 Nov, 2021 Given a number N. Print three distinct numbers (>=1) whose product is equal to N. print -1 if it is not possible to find three numbers.Examples: Input: 64 Output: 2 4 8 Explanation: (2*4*8 = 64)Input: 24 Output: 2 3 4 Explanation: (2*3*4 = 24)Input: 12 Output: -1 Explanation: No such triplet exists A...
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Wilson's Theorem - GeeksforGeeks
19 Nov, 2016 Wilson’s theorem states that a natural number p > 1 is a prime number if and only if (p - 1) ! ≡ -1 mod p OR (p - 1) ! ≡ (p-1) mod p Examples: p = 5 (p-1)! = 24 24 % 5 = 4 p = 7 (p-1)! = 6! = 720 720 % 7 = 6 How does it work?1) We can quickly check result for p = 2 or p = 3. 2) For p > 3...
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AWK command in Unix/Linux with examples - GeeksforGeeks
07 Sep, 2021 Awk is a scripting language used for manipulating data and generating reports. The awk command programming language requires no compiling and allows the user to use variables, numeric functions, string functions, and logical operators. Awk is a utility that enables a programmer to write tiny but effective...
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C | Data Types | Question 4 - GeeksforGeeks
24 Sep, 2020 Predict the output of following C program #include <stdio.h>int main(){ char a = 012; printf("%d", a); return 0;} (A) Compiler Error(B) 12(C) 10(D) EmptyAnswer: (C)Explanation: The value ‘\012’ means the character with value 12 in octal, which is decimal 10.Note: It is equivalent to char a = 0...
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Construct ∈-NFA of Regular Language L = 0(0+1)*1
The ∈ transitions in Non-deterministic finite automata (NFA) are used to move from one state to another without having any symbol from input set Σ ∈-NFA is defined in five tuple representation {Q, q0, Σ, δ, F} Where, δ − Q × (Σ∪∈)->2Q δ − Q × (Σ∪∈)->2Q Q − Finite set of states Q − Finite set of states Σ − Finite set of...
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Manipulating Data Questions
1.What does ACID mean with respect to relational database? Accuracy, Consistency, Isolation, Database Accuracy, Concurrency, Isolation, Durability Atomicity, Consistency, Isolation, Durability Atomicity, Concurrency, Isolation, Durability Accuracy, Consistency, Isolation, Database Accuracy, Concurrency, Isolation, Du...
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Python Program for simple interest
In this article, we will learn about the calculation of simple interest in Python 3.x. Or earlier. Simple interest is calculated by multiplying the daily interest rate by the principal amount by the number of days that elapse between the payments. Mathematically, Simple Interest = (P x T x R)/100 Where, P is the princi...
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How to find maximum value in an array using spread operator in JavaScript?
We have logical methods and also many inbuilt methods to find a maximum value in an array, but the use of spread operator has made our task much easier to find the maximum value. Inbuilt method Math.max() is the most common method used to find a maximum value in an array. But in this method, we need to pass all the ele...
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How to remove duplicates from an ArrayList in Java?
In Java, Set object does not allow duplicate elements so you can remove duplicates from a list by creating a set object by passing required List object to its constructor. Example: import java.util.ArrayList; import java.util.LinkedHashSet; import java.util.Set; public class ArrayListSample { public static void mai...
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5 Advanced Tips on Python Sequences | by Michael Berk | Towards Data Science
“66% of data scientists are applying Python daily.” — src If you’re in that 66%, this post is for you. We’re going to cover the major takeaways from chapter 2 of Fluent Python by Luciano Ramalho, which covers sequences e.g. lists, tuples, etc. Tip: lists should hold the same kind of information whereas tuples can hold ...
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C++ Logical Operators
Try the following example to understand all the logical operators available in C++. Copy and paste the following C++ program in test.cpp file and compile and run this program. #include <iostream> using namespace std; main() { int a = 5; int b = 20; int c ; if(a && b) { cout << "Line 1 - Condition is...
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Conditional Statements in COBOL - GeeksforGeeks
24 Feb, 2022 While writing a program a programmer needs to check for various conditions, if the condition is true then a particular block of statement/s are executed, or else another block of statement/s is execute. To check these conditions we use Conditional Statements. These statements return either true or false. T...
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array_search() function in PHP
The array_search() function searches an array for a given value and returns the key. The function returns the key for val if it is found in the array. It returns FALSE if it is not found. If val is found in the array arr more than once, then the first matching key is returned. array_search(val, arr, strict) val − The v...
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Electron - Building UIs
The User Interface of Electron apps is built using HTML, CSS and JS. So we can leverage all the available tools for front-end web development here as well. You can use the tools such as Angular, Backbone, React, Bootstrap, and Foundation, to build the apps. You can use Bower to manage these front-end dependencies. Inst...
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How to set the top margin of an element with JavaScript?
Use the marginTop property in JavaScript, to set the top margin. Can you try to run the following code to set the top margin of an element with JavaScript? Live Demo <!DOCTYPE html> <html> <head> <style> #myID { border: 2px solid #000000; } </style> </head> <body> ...
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Apply operations on a collection in Julia - map() and map!() Methods - GeeksforGeeks
26 Mar, 2020 The map() is an inbuilt function in julia which is used to transform the specified collection by using specified operation to each element. Syntax: map(f, c...) Parameters: f: Specified operation. c: Specified collection. Returns: It returns the transformed elements. Example: # Julia program to illustrate ...
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Forecasting Renewable Energy Generation with Streamlit and sktime | by Giannis Tolios | Towards Data Science
Climate change is undoubtedly one of the biggest challenges that humanity is facing. The past decade was the warmest on record, and 2019 ended with a global mean temperature of 1.1°C above pre-industrial levels. Rising global temperatures have a significant impact on every aspect of human well-being, such as health and...
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Correlation between Machine Learning and Signal Processing | Towards Data Science
As a design engineer, I am increasingly exposed to more complex engineering challenges — some of which require a blend of multidisciplinary expertise. The Advanced Machine Learning and Signal Processing course provided me with the window to understand how machine learning and signal processing can be integrated and app...
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How to extract a div tag and its contents by id with BeautifulSoup? - GeeksforGeeks
03 Mar, 2021 Beautifulsoup is a Python library used for web scraping. This powerful python tool can also be used to modify HTML webpages. This article depicts how beautifulsoup can be employed to extract a div and its content by its ID. For this, find() function of the module is used to find the div by its ID. Approach...
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How to Build a Drag & Drop Form with FastAPI & JavaScript | by Shinichi Okada | Jan, 2021 | Towards Data Science | Towards Data Science
[Update: 2022–1–5 Bootstrap 5] Table of Contents· Introduction· Set-Up· Installing Python Packages Using requirements.txt· Structure· Creating the Upload Page ∘ 1 How to add a router in app/main.py ∘ 2 Adding a link to the templates/include/topnav.html ∘ 3 Creating a controller app/routers/upload.py ∘ 4 Creating a ...
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Bayes's Theorem for Conditional Probability - GeeksforGeeks
28 Jun, 2021 We strongly recommend to refer below post as a pre-requisite for this. Conditional Probability Bayes’s formulaBelow is Bayes’s formula. The formula provides the relationship between P(A|B) and P(B|A). It is mainly derived from conditional probability formula discussed in the previous post.Consider the belo...
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Understanding dimensions in PyTorch | by Boyan Barakov | Towards Data Science
When I started doing some basic operations with PyTorch tensors like summation, it looked easy and pretty straightforward for one-dimensional tensors: >> x = torch.tensor([1, 2, 3])>> torch.sum(x)tensor(6) However, once I started to play around with 2D and 3D tensors and to sum over rows and columns, I got confused mos...
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The nameof keyword in C#
The nameof operator returns a string literal of an element that can be a variable, type or member. For example, the following is our variable − var vehicle = "motorbike"; To get the string literal, use nameof − nameof(vehicle); The following is the code to implement nameof keyword − Live Demo using System; public cla...
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How to Restart a Service in Linux? - GeeksforGeeks
30 Jun, 2020 Everything which is executed or is running on a Linux machine is linked to a service. In many cases, we come across situations when we have to restart those services. Those situations could be like service is using too much RAM memory or consuming a lot of CPU or the service is malfunctioning or could be a...
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Explain Any Models with the SHAP Values — Use the KernelExplainer | by Dr. Dataman | Towards Data Science
Use the KernelExplainer for the SHAP Values Since I published the article “Explain Your Model with the SHAP Values” that was built on a random forest tree, readers have been asking if there is a universal SHAP Explainer for any ML algorithm — either tree-based or non-tree-based algorithms. That’s exactly what the Kerne...
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Java Swing JList Example | Java JList with ListSelectionListener Example
PROGRAMMINGJava ExamplesC Examples Java Examples C Examples C Tutorials aws JAVAEXCEPTIONSCOLLECTIONSSWINGJDBC EXCEPTIONS COLLECTIONS SWING JDBC JAVA 8 SPRING SPRING BOOT HIBERNATE PYTHON PHP JQUERY PROGRAMMINGJava ExamplesC Examples Java Examples C Examples C Tutorials aws In this tutorials, we are going to learn abou...
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Add matching object values in JavaScript
Suppose, we have an array of objects like this − const arr = [{a: 2, b: 5, c: 6}, {a:3, b: 4, d:1},{a: 1, d: 2}]; Each object is bound to have unique in itself (for it to be a valid object), but two different objects can have the common keys (for the purpose of this question). We are required to write a JavaScript func...
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Locally Weighted Linear Regression in Python | by Suraj Verma | Towards Data Science
In this article, we will implement a Non-Parametric Learning Algorithm called the Locally Weighted Linear Regression. First, we will look at the difference between the parametric and non-parametric learning algorithms, followed by understanding the weighting Function, predict function, and finally plotting the predicti...
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Optimizing Blackjack Strategy through Monte Carlo Methods | by Adrian Yijie Xu | Towards Data Science
Reinforcement Learning has taken the AI world by storm. From AlphaGo to AlphaStar, increasing numbers of traditional human-dominated activities have now been conquered by AI agents powered by reinforcement learning. Briefly, these achievements rely on the optimization of an agent’s actions within an environment to achi...
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How to increase the length of an R data frame by repeating the number of rows?
If we strongly believe that new data collection will result in the same type of data then we might want to stretch our data frame in R with more rows. Although, this is not recommended because we lose unbiasedness in the data due to this process but it is done to save time and money that will be invested in new data co...
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What are the tokens in C ?
A token is nothing but a smallest element of a program which is meaningful to the compiler. The compiler that breaks a program into the smallest units is called tokens and these tokens proceed to the different stages of the compilation. Tokens are classified into different types, which are mentioned below − Keywords Id...
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Get Root Directory Path of a PHP project?
In order to get the root directory path, you can use _DIR_ or dirname(). The syntax is as follows − echo _DIR_; The second syntax is as follows− echo dirname(__FILE__); Both the above syntaxes will return the same result. Live Demo <!DOCTYPE html> <html> <body> <?php echo dirname(__FILE__); echo "<br>"; echo ...
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What is the correct way to define global variables in JavaScript?
A global variable has global scope which means it can be defined anywhere in your JavaScript code. Within the body of a function, a local variable takes precedence over a global variable with the same name. If you declare a local variable or function parameter with the same name as a global variable, you effectively hi...
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Scala - Data Types
Scala has all the same data types as Java, with the same memory footprint and precision. Following is the table giving details about all the data types available in Scala − Byte 8 bit signed value. Range from -128 to 127 Short 16 bit signed value. Range -32768 to 32767 Int 32 bit signed value. Range -2147483648 to 2147...
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Find the position of number that is multiple of certain number - GeeksforGeeks
11 Oct, 2020 In this type of question, a number is given and we have to find the position or index of all multiples of that number. For doing this question we use a function named numpy.argwhere(). Syntax: numpy.argwhere(array) Example 1: Sometimes we need to find the indexes of the element that are divisible by int ...
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Cache and main memory - GeeksforGeeks
19 Nov, 2018 RAM chip size = 1k ×8[1024 words of 8 bits each] RAM to construct =16k ×16 Number of chips required = (16k x 16)/ ( 1k x 8) = (16 x 2) [16 chips vertically with each having 2 chips horizontally] So to select one chip out of 16 vertical chips, we need 4 x 16 decoder. Available dec...
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How to remove string accents using Python 3?
02 Jul, 2021 String accents are special string characters adapted from languages of other accents. In this article, we are going to remove ascents from a string. Examples: Input: orčpžsíáýd Output: orcpzsiayd Input: stävänger Output: stavanger We can remove accents from the string by using a Python module called...
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Node.js os.EOL
13 Oct, 2021 The os.EOL constant is an inbuilt application programming interface of the os module which is used to get end-of-line character or marker as specified by the operating system. Syntax: os.EOL Return Value: It returns the EOL (end-of-line marker) as specified by the operating system on which it is running. B...
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Scala Float max() method with example
29 Oct, 2019 The max() method is utilized to return the maximum value of the two specified float numbers. Method Definition: (First_Number).max(Second_Number) Return Type: It returns the maximum value of the two specified float numbers. Example #1: // Scala program of Float max()// method // Creating objectobject GfG{...
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Convert a given matrix to 1D array in R
06 May, 2022 In this article, let’s discuss how to convert a Matrix to a 1D array in R. matrix() function in R is used to create a matrix Syntax: matrix(data,nrow,ncol,byrow,dimnames) Parameter: data-is the input vector which becomes the data elements of the matrix nrow-is the numbers of rows to be created ncol-is the...
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How to Manually Install Python Packages?
29 Oct, 2021 Python is one of the most famous and powerful languages in the world. It is a dynamically typed, high-level interpreted language intended for general use. Python first made its public appearance in the year 1991, which means it is a fairly old language. It was designed by Guido Van Rossum and developed by...
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Queue poll() method in Java
20 Oct, 2021 The poll() method of Queue Interface returns and removes the element at the front end of the container. It deletes the element in the container. The method does not throws an exception when the Queue is empty, it returns null instead. Syntax: E poll() Returns: This method returns the element at the front o...
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std::any Class in C++
19 Nov, 2018 any is one of the newest features of C++17 that provides a type-safe container to store single value of any type. In layman’s terms, it is a container which allows one to store any value in it without worrying about the type safety. It acts as an extension to C++ by mimicking behaviour similar to an object...
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Output of C++ Program | Set 2
10 Jul, 2018 Predict the output of below C++ programs. Question 1 #include<iostream>using namespace std; class A { public: A(int ii = 0) : i(ii) {} void show() { cout << "i = " << i << endl;} private: int i;}; class B { public: B(int xx) : x(xx) {} operator A() const { return A(x); } private: int x;}...
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Recursively remove all adjacent duplicates | Practice | GeeksforGeeks
Given a string s, remove all its adjacent duplicate characters recursively. Example 1: Input: S = "geeksforgeek" Output: "gksforgk" Explanation: g(ee)ksforg(ee)k -> gksforgk Example 2: Input: S = "abccbccba" Output: "" Explanation: ab(cc)b(cc)ba->abbba->a(bbb)a->aa->(aa)->""(empty string) Your Task: You don't nee...
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CoffeeScript - Command-line utility
On installing CoffeeScript on Node.js, we can access the coffee-command line utility. In here, the coffee command is the key command. Using various options of this command, we can compile and execute the CoffeeScript files. You can see the list of options of the coffee command using its -h or --help option. Open the No...
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