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FileField - Django Models - GeeksforGeeks	12 Feb, 2020 FileField is a file-upload field. Before uploading files, one needs to specify a lot of settings so that file is securely saved and can be retrieved in a convenient manner. The default form widget for this field is a ClearableFileInput. Syntax field_name = models.FileField(upload_to=None, max_length=254, *...	[ { "code": null, "e": 24362, "s": 24334, "text": "\n12 Feb, 2020" }, { "code": null, "e": 24599, "s": 24362, "text": "FileField is a file-upload field. Before uploading files, one needs to specify a lot of settings so that file is securely saved and can be retrieved in a convenien...
MySQL - SHOW TABLE STATUS Statement	The CREATE TABLE statement is used to create tables in MYSQL database. Here, you need to specify the name of the table and, definition (name and datatype) of each column. The SHOW TABLE STATUS Statement of MySQL provides information about the non-TEMPORARY tables in a database. Following is the syntax of the SHOW TABLE...	[ { "code": null, "e": 2504, "s": 2333, "text": "The CREATE TABLE statement is used to create tables in MYSQL database. Here, you need to specify the name of the table and, definition (name and datatype) of each column." }, { "code": null, "e": 2612, "s": 2504, "text": "The SHOW TA...
How to add two numbers in console using Node.js ? - GeeksforGeeks	26 Oct, 2021 In this article, we will see how to add two numbers in the console using NodeJS. For this purpose, we need to know about a node package called prompt. It helps to take user input from the console. We would use its method prompt.get() to take user input. Create NodeJS Application: Initialize the NodeJS appl...	[ { "code": null, "e": 25028, "s": 25000, "text": "\n26 Oct, 2021" }, { "code": null, "e": 25282, "s": 25028, "text": "In this article, we will see how to add two numbers in the console using NodeJS. For this purpose, we need to know about a node package called prompt. It helps to ...
Java Program to Find the Most Repeated Word in a Text File - GeeksforGeeks	07 Feb, 2022 Map and Map.Entry interface will be used as the Map interface maps unique keys to values. A key is an object that is used to retrieve a value at a later date. The Map.Entry interface enables you to work with a map entry. Also, we will use the HashMap class to store items in “key/value” pairs and access the...	[ { "code": null, "e": 23557, "s": 23529, "text": "\n07 Feb, 2022" }, { "code": null, "e": 23895, "s": 23557, "text": "Map and Map.Entry interface will be used as the Map interface maps unique keys to values. A key is an object that is used to retrieve a value at a later date. The ...
MySQL - Database Info	There are three types of information, which you would like to have from MySQL. Information about the result of queries − This includes the number of records affected by any SELECT, UPDATE or DELETE statement. Information about the result of queries − This includes the number of records affected by any SELECT, UPDATE or...	[ { "code": null, "e": 2412, "s": 2333, "text": "There are three types of information, which you would like to have from MySQL." }, { "code": null, "e": 2542, "s": 2412, "text": "Information about the result of queries − This includes the number of records affected by any SELECT, U...
Neo4j - Return Clause	The RETURN clause is used return nodes, relationships, and properties in Neo4j. In this chapter, we are going to learn how to − Return nodes Return multiple nodes Return relationships Return properties Return all elements Return a variable with column alias You can return a node using the RETURN clause. Following is a ...	[ { "code": null, "e": 2467, "s": 2339, "text": "The RETURN clause is used return nodes, relationships, and properties in Neo4j. In this chapter, we are going to learn how to −" }, { "code": null, "e": 2480, "s": 2467, "text": "Return nodes" }, { "code": null, "e": 2502...
DFA in LEX code which accepts strings ending with 11 - GeeksforGeeks	22 May, 2019 Prerequisite: Designing Finite AutomataProblem: Design a LEX code to construct a DFA which accepts the language: all the strings ending with “11” over inputs ‘0’ and ‘1’. Examples: Input: 100011 Output: Accepted Input: 100101 Output: Not Accepted Input: asdf Output: Invalid Approach:LEX provides us wit...	[ { "code": null, "e": 24029, "s": 24001, "text": "\n22 May, 2019" }, { "code": null, "e": 24200, "s": 24029, "text": "Prerequisite: Designing Finite AutomataProblem: Design a LEX code to construct a DFA which accepts the language: all the strings ending with “11” over inputs ‘0’ a...
Validate IP Address in C++	This article is serving the purpose of validating the correct IP (internet protocol) address by virtue of C++ code programming. The IP address is a 32-bit dot-decimal-notation, broken into four decimal numbers segments ranging from 0 to 255. Furthermore, these numbers are separated by dots consecutively. The IP address...	[ { "code": null, "e": 1513, "s": 1062, "text": "This article is serving the purpose of validating the correct IP (internet protocol) address by virtue of C++ code programming. The IP address is a 32-bit dot-decimal-notation, broken into four decimal numbers segments ranging from 0 to 255. Furthermore...
Looping Techniques in Python - GeeksforGeeks	29 Mar, 2022 Python supports various looping techniques by certain inbuilt functions, in various sequential containers. These methods are primarily very useful in competitive programming and also in various projects which require a specific technique with loops maintaining the overall structure of code. A lot of time ...	[ { "code": null, "e": 41161, "s": 41133, "text": "\n29 Mar, 2022" }, { "code": null, "e": 41605, "s": 41161, "text": "Python supports various looping techniques by certain inbuilt functions, in various sequential containers. These methods are primarily very useful in competitive p...
Angular 4 - Event Binding	In this chapter, we will discuss how Event Binding works in Angular 4. When a user interacts with an application in the form of a keyboard movement, a mouse click, or a mouseover, it generates an event. These events need to be handled to perform some kind of action. This is where event binding comes into picture. Let u...	[ { "code": null, "e": 2307, "s": 1992, "text": "In this chapter, we will discuss how Event Binding works in Angular 4. When a user interacts with an application in the form of a keyboard movement, a mouse click, or a mouseover, it generates an event. These events need to be handled to perform some ki...
Difference between Recursion and Iteration - GeeksforGeeks	31 Jan, 2022 A program is called recursive when an entity calls itself. A program is call iterative when there is a loop (or repetition).Example: Program to find the factorial of a number C++ Java Python3 C# PHP Javascript // C++ program to find factorial of given number#include<bits/stdc++.h>using namespace std; // ...	[ { "code": null, "e": 24810, "s": 24782, "text": "\n31 Jan, 2022" }, { "code": null, "e": 24987, "s": 24810, "text": "A program is called recursive when an entity calls itself. A program is call iterative when there is a loop (or repetition).Example: Program to find the factorial ...
Get last n records of a Pandas DataFrame - GeeksforGeeks	26 Jul, 2020 Let’s discuss how to get last n records of a Pandas DAtaframe. There can be various methods to get the last n records of a Pandas DataFrame. Lets first make a dataframe:Example: Python3 # Import Required Librariesimport pandas as pdimport numpy as np # Create a dictionary for the dataframedict = {'Name': ...	[ { "code": null, "e": 24292, "s": 24264, "text": "\n26 Jul, 2020" }, { "code": null, "e": 24470, "s": 24292, "text": "Let’s discuss how to get last n records of a Pandas DAtaframe. There can be various methods to get the last n records of a Pandas DataFrame. Lets first make a data...
Machine Learning on Azure with automated predictions \| by Saurabh Maheshwari \| Towards Data Science	I had a recent opportunity to work as a Data Science Intern at a company that used Microsoft Azure as their AI platform. For one of my projects, I had to recommend an optimal strategy (set-points) to run multiple steam boilers in parallel at a manufacturing plant. For example, given certain conditions, run boiler1 at 1...	[ { "code": null, "e": 618, "s": 171, "text": "I had a recent opportunity to work as a Data Science Intern at a company that used Microsoft Azure as their AI platform. For one of my projects, I had to recommend an optimal strategy (set-points) to run multiple steam boilers in parallel at a manufacturi...
Check if any value in an R vector is greater than or less than a certain value.	To check if any value in an R vector is greater than or less than a certain value, we can use any function. For Example, if we have a vector called V and we want to check if any value in V is greater than 100 then we can use the command given below − any(V>100) Similarly, we can check if any value is less than 100 by u...	[ { "code": null, "e": 1170, "s": 1062, "text": "To check if any value in an R vector is greater than or less than a certain value, we can\nuse any function." }, { "code": null, "e": 1313, "s": 1170, "text": "For Example, if we have a vector called V and we want to check if any val...
How to use x-grid-data-generator Module in ReactJS ? - GeeksforGeeks	26 Apr, 2021 Whenever we want to generate some data and build demos for the grid Component, we can use the x-grid-data-generator module. It has a large variety of data set to play around. DataGrid Component helps in displaying the information in a grid-like format of rows and columns. We can use the following approach ...	[ { "code": null, "e": 24826, "s": 24798, "text": "\n26 Apr, 2021" }, { "code": null, "e": 25185, "s": 24826, "text": "Whenever we want to generate some data and build demos for the grid Component, we can use the x-grid-data-generator module. It has a large variety of data set to p...
5 Examples to Learn Date and Time Manipulation with Python Pandas \| by Soner Yıldırım \| Towards Data Science	We often deal with dates and times in data science. If you are working with time-series data, they are always a part of your work. Pandas is highly efficient and practical with regard to manipulating dates and times. In this article, we will go over 5 examples for solving some of the common date and time manipulation o...	[ { "code": null, "e": 303, "s": 172, "text": "We often deal with dates and times in data science. If you are working with time-series data, they are always a part of your work." }, { "code": null, "e": 503, "s": 303, "text": "Pandas is highly efficient and practical with regard to...
Find Nth term of the series 5, 13, 25, 41, 61... - GeeksforGeeks	15 Mar, 2021 Given a number N. The task is to write a program to find the Nth term in the below series: 5, 13, 25, 41, 61... Examples: Input : 3 Output : 25 For N = 3 Nth term = 33 + (3+1)(3+1) = 25 Input : 5 Output : 61 On observing carefully, the Nth term of the given series can be generalised as: ...	[ { "code": null, "e": 24552, "s": 24524, "text": "\n15 Mar, 2021" }, { "code": null, "e": 24645, "s": 24552, "text": "Given a number N. The task is to write a program to find the Nth term in the below series: " }, { "code": null, "e": 24666, "s": 24645, "text"...
Dynamic subplot layout in Seaborn \| by Daniel Deutsch \| Towards Data Science	Seaborn is one of the most used visualization libraries and I enjoy working with it. In my latest projects, I wanted to visualize multiple subplots in a dynamic way. To my surprise I didn’t find a straight forward solution anywhere online, so I want to share my way of doing it. It can be quite useful in any data analys...	[ { "code": null, "e": 505, "s": 172, "text": "Seaborn is one of the most used visualization libraries and I enjoy working with it. In my latest projects, I wanted to visualize multiple subplots in a dynamic way. To my surprise I didn’t find a straight forward solution anywhere online, so I want to sh...
Difference between HTTP GET and POST Methods - GeeksforGeeks	22 Oct, 2021 HTTP GET: The Hypertext Transfer Protocol(HTTP) Get method is mainly used at the client (Browser) side to send a request to a specified server to get certain data or resources. Using this method the server should only let us receive the data and not change its state. Hence it is only used to view something...	[ { "code": null, "e": 24701, "s": 24673, "text": "\n22 Oct, 2021" }, { "code": null, "e": 25280, "s": 24701, "text": "HTTP GET: The Hypertext Transfer Protocol(HTTP) Get method is mainly used at the client (Browser) side to send a request to a specified server to get certain data ...
OBIEE â Repositories	OBIEE repository contains all metadata of the BI Server and is managed through the administration tool. It is used to store information about the application environment such as − Data Modeling Aggregate Navigation Caching Security Connectivity Information SQL Information The BI Server can access multiple repositories....	[ { "code": null, "e": 2256, "s": 2076, "text": "OBIEE repository contains all metadata of the BI Server and is managed through the administration tool. It is used to store information about the application environment such as −" }, { "code": null, "e": 2270, "s": 2256, "text": "Da...
Encode and Decode Strings in C++	Suppose we have a list of strings. We have to design an algorithm that can encode the list of strings to a string. We also have to make one decoder that will decode back to the original list of strings. Suppose we have the encoder and decoder installed on these machines, and there are two different functions as follows...	[ { "code": null, "e": 1385, "s": 1062, "text": "Suppose we have a list of strings. We have to design an algorithm that can encode the list of strings to a string. We also have to make one decoder that will decode back to the original list of strings. Suppose we have the encoder and decoder installed ...
Medical Report Generation Using Deep Learning \| by Vysakh Nair \| Towards Data Science	Introduction — Understanding the problemPrerequisitesDataObtaining Structured DataPrepare Text Data — Natural Language ProcessingObtaining Image Features — Transfer LearningInput Pipeline — Data GeneratorsEncoder-Decoder Model — Training, Greedy Search, Beam Search, BLEUAttention Mechanism — Training, Greedy Search, Be...	[ { "code": null, "e": 536, "s": 172, "text": "Introduction — Understanding the problemPrerequisitesDataObtaining Structured DataPrepare Text Data — Natural Language ProcessingObtaining Image Features — Transfer LearningInput Pipeline — Data GeneratorsEncoder-Decoder Model — Training, Greedy Search, B...
How can I get android device screen height, width?	This example demonstrates how do I get android device screen height, width. 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...	[ { "code": null, "e": 1138, "s": 1062, "text": "This example demonstrates how do I get android device screen height, width." }, { "code": null, "e": 1267, "s": 1138, "text": "Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to...
Java program to print Pascal's triangle	Pascal's triangle is one of the classic example taught to engineering students. It has many interpretations. One of the famous one is its use with binomial equations. All values outside the triangle are considered zero (0). The first row is 0 1 0 whereas only 1 acquire a space in Pascal’s triangle, 0s are invisible. Se...	[ { "code": null, "e": 1229, "s": 1062, "text": "Pascal's triangle is one of the classic example taught to engineering students. It has many interpretations. One of the famous one is its use with binomial equations." }, { "code": null, "e": 1534, "s": 1229, "text": "All values outs...
Event Driven Architecture Pattern \| by Anuradha Wickramarachchi \| Towards Data Science	This is the most common distributed asynchronous architecture used to develop highly scalable system. The architecture consists of single-purpose event processing components that listen on events and process them asynchronously. There are two main topologies in the event-driven architecture. Mediator TopologyBroker Top...	[ { "code": null, "e": 401, "s": 172, "text": "This is the most common distributed asynchronous architecture used to develop highly scalable system. The architecture consists of single-purpose event processing components that listen on events and process them asynchronously." }, { "code": null...
Flattening a Linked List \| Practice \| GeeksforGeeks	Given a Linked List of size N, where every node represents a sub-linked-list and contains two pointers: (i) a next pointer to the next node, (ii) a bottom pointer to a linked list where this node is head. Each of the sub-linked-list is in sorted order. Flatten the Link List such that all the nodes appear in a single le...	[ { "code": null, "e": 690, "s": 238, "text": "Given a Linked List of size N, where every node represents a sub-linked-list and contains two pointers:\n(i) a next pointer to the next node,\n(ii) a bottom pointer to a linked list where this node is head.\nEach of the sub-linked-list is in sorted order....
Convert list to array in R - GeeksforGeeks	01 Sep, 2021 A list can be converted to array in R by calling unlist( ) function with created list as parameter. Now pass the unlist() function into array() function as parameter, and use dim attribute for specifying number of rows, columns and matrices. unlist() converts list to vector. Syntax : array( unlist( list_...	[ { "code": null, "e": 25242, "s": 25214, "text": "\n01 Sep, 2021" }, { "code": null, "e": 25518, "s": 25242, "text": "A list can be converted to array in R by calling unlist( ) function with created list as parameter. Now pass the unlist() function into array() function as paramet...
How to Add Legends to charts in Python?	The main purpose of charts is to make understand data easily. "A picture is worth a thousand words" means complex ideas that cannot be expressed in words can be conveyed by a single image/chart. When drawing graphs with lot of information, a legend may be pleasing to display relevant information to improve the understa...	[ { "code": null, "e": 1257, "s": 1062, "text": "The main purpose of charts is to make understand data easily. \"A picture is worth a thousand words\" means complex ideas that cannot be expressed in words can be conveyed by a single image/chart." }, { "code": null, "e": 1411, "s": 1257...
Java - Assignment Operators Example	The following program is a simple example that demonstrates the assignment operators. Copy and paste the following Java program in Test.java file. Compile and run this program − public class Test { public static void main(String args[]) { int a = 10; int b = 20; int c = 0; c = a + b; ...	[ { "code": null, "e": 2555, "s": 2377, "text": "The following program is a simple example that demonstrates the assignment operators. Copy and paste the following Java program in Test.java file. Compile and run this program −" }, { "code": null, "e": 3474, "s": 2555, "text": "publ...
Count the characters \| Practice \| GeeksforGeeks	Given a string S. Count the characters that have ‘N’ number of occurrences. If a character appears consecutively it is counted as 1 occurrence. Example 1: Input: S = "abc", N = 1 Output: 3 Explanation: 'a', 'b' and 'c' all have 1 occurrence. â€‹Example 2: Input: S = "geeksforgeeks", N = 2 Output: 4 Explanation: 'g...	[ { "code": null, "e": 370, "s": 226, "text": "Given a string S. Count the characters that have ‘N’ number of occurrences. If a character appears consecutively it is counted as 1 occurrence." }, { "code": null, "e": 381, "s": 370, "text": "Example 1:" }, { "code": null, ...
How to extract a string that lies between two strings in R?	If we have a long string then we might want to extract a part of string that lies between two strings. For example, if we have a string “E-learning changing the education system in the world” and we want to extract the string “the education system” brave then we must be very careful about passing the strings in string ...	[ { "code": null, "e": 1585, "s": 1062, "text": "If we have a long string then we might want to extract a part of string that lies between two strings. For example, if we have a string “E-learning changing the education system in the world” and we want to extract the string “the education system” brav...
Dive into Queue Module in Python — It’s more than FIFO \| by Xiaoxu Gao \| Towards Data Science	Queue is a very practical data structure. It’s normally compared with stack, array, linked list, and other linear data structures. What makes a linear structure differs from another is where additions and removals occur. Queue data structure has three types: FIFO, LIFO, and Priority Queue. The queue module in Python im...	[ { "code": null, "e": 393, "s": 172, "text": "Queue is a very practical data structure. It’s normally compared with stack, array, linked list, and other linear data structures. What makes a linear structure differs from another is where additions and removals occur." }, { "code": null, "e...
Count words in a given string - GeeksforGeeks	15 Jun, 2021 Given a string, count number of words in it. The words are separated by following characters: space (‘ ‘) or new line (‘\n’) or tab (‘\t’) or a combination of these. There can be many solutions to this problem. Following is a simple and interesting solution. The idea is to maintain two states: IN and OUT....	[ { "code": null, "e": 25026, "s": 24998, "text": "\n15 Jun, 2021" }, { "code": null, "e": 25193, "s": 25026, "text": "Given a string, count number of words in it. The words are separated by following characters: space (‘ ‘) or new line (‘\\n’) or tab (‘\\t’) or a combination of th...
YAML - Flow Styles	Flow styles in YAML can be thought of as a natural extension of JSON to cover the folding content lines for better readable feature which uses anchors and aliases to create the object instances. In this chapter, we will focus on flow representation of the following concepts − Alias Nodes Empty Nodes Flow Scalar styles ...	[ { "code": null, "e": 2325, "s": 2048, "text": "Flow styles in YAML can be thought of as a natural extension of JSON to cover the folding content lines for better readable feature which uses anchors and aliases to create the object instances. In this chapter, we will focus on flow representation of t...
Explaining Scikit-learn models with SHAP \| by Zolzaya Luvsandorj \| Towards Data Science	Explainable AI (XAI) helps build trust and confidence in machine learning models by making them more transparent. XAI is a set of tools and frameworks that can be used to understand and interpret how a machine learning model makes decisions. One useful XAI tool is the SHAP library in Python. This tool allows us to quan...	[ { "code": null, "e": 820, "s": 171, "text": "Explainable AI (XAI) helps build trust and confidence in machine learning models by making them more transparent. XAI is a set of tools and frameworks that can be used to understand and interpret how a machine learning model makes decisions. One useful XA...
Computer Organization and Architecture \| Pipelining \| Set 1 (Execution, Stages and Throughput) - GeeksforGeeks	28 Jun, 2021 To improve the performance of a CPU we have two options:1) Improve the hardware by introducing faster circuits.2) Arrange the hardware such that more than one operation can be performed at the same time. Since, there is a limit on the speed of hardware and the cost of faster circuits is quite high, we have...	[ { "code": null, "e": 27462, "s": 27434, "text": "\n28 Jun, 2021" }, { "code": null, "e": 27666, "s": 27462, "text": "To improve the performance of a CPU we have two options:1) Improve the hardware by introducing faster circuits.2) Arrange the hardware such that more than one oper...
C++ STL \| Set 5 (queue) \| Practice \| GeeksforGeeks	Implement different operations on a queue q . Input: The first line of input contains an integer T denoting the no of test cases . Then T test cases follow. The first line of input contains an integer Q denoting the no of queries . Then in the next line are Q space separated queries . A query can be of four types 1. ...	[ { "code": null, "e": 1048, "s": 238, "text": "Implement different operations on a queue q .\n\nInput:\nThe first line of input contains an integer T denoting the no of test cases . Then T test cases follow. The first line of input contains an integer Q denoting the no of queries . Then in the next l...
Bootstrap class to emphasize text	HTML's default emphasis tags such as <small> sets text at 85% the size of the parent, <strong> emphasizes a text with heavier font-weight, and <em> emphasizes a text in italics. You can try to run the following code to an emphasis on text − Live Demo <!DOCTYPE html> <html> <head> <title>Bootstrap emphasis tag...	[ { "code": null, "e": 1240, "s": 1062, "text": "HTML's default emphasis tags such as <small> sets text at 85% the size of the parent, <strong> emphasizes a text with heavier font-weight, and <em> emphasizes a text in italics." }, { "code": null, "e": 1303, "s": 1240, "text": "You ...
Algorithms for Text Classification — Part 1 \| by Hailey Huong Nguyen \| Towards Data Science	When you check news about Natural Language Processing (NLP) these days, you will see a lot of hype surrounding language models, transfer learning, OpenAI, ULMFit, etc. Catching up with the current state-of-art in NLP is great, though I still believe that one shall be strong in understanding the classic algorithms, such...	[ { "code": null, "e": 1035, "s": 171, "text": "When you check news about Natural Language Processing (NLP) these days, you will see a lot of hype surrounding language models, transfer learning, OpenAI, ULMFit, etc. Catching up with the current state-of-art in NLP is great, though I still believe that...
Maximum possible number with the given operation - GeeksforGeeks	19 Mar, 2022 Given a positive integer N, the task is to convert this integer to the maximum possible integer without leading zeroes by changing the digits. A digit X can only be changed into a digit Y if X + Y = 9.Examples: Input: N = 42 Output: 57 Change 4 -> 5 and 2 -> 7.Input: N = 1 Output: 8 Approach: Only th...	[ { "code": null, "e": 24994, "s": 24966, "text": "\n19 Mar, 2022" }, { "code": null, "e": 25207, "s": 24994, "text": "Given a positive integer N, the task is to convert this integer to the maximum possible integer without leading zeroes by changing the digits. A digit X can only b...