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How to access and convert time using the time library in Python	The time library in Python is used to obtain time in the real world and perform various tasks related to it. You can even manipulate execution time using this module. The time module comes packaged with Python. This means you do not have to install it separately using the PIP package manager. In order to use its variou...	[ { "code": null, "e": 1229, "s": 1062, "text": "The time library in Python is used to obtain time in the real world and perform various tasks related to it. You can even manipulate execution time using this module." }, { "code": null, "e": 1356, "s": 1229, "text": "The time module...
Using Matplotlib for Animations	04 May, 2022 Matplotlib library of Python is a plotting tool used to plot graphs of functions or figures. It can also be used as an animation tool too. The plotted graphs when added with animations gives a more powerful visualization and helps the presenter to catch a larger number of audience. Matplotlib can also easi...	[ { "code": null, "e": 54, "s": 26, "text": "\n04 May, 2022" }, { "code": null, "e": 430, "s": 54, "text": "Matplotlib library of Python is a plotting tool used to plot graphs of functions or figures. It can also be used as an animation tool too. The plotted graphs when added with ...
ML \| Cancer cell classification using Scikit-learn	21 Oct, 2021 Machine Learning is a sub-field of Artificial Intelligence that gives systems the ability to learn themselves without being explicitly programmed to do so. Machine Learning can be used in solving many real world problems. Let’s classify cancer cells based on their features, and identifying them if they are...	[ { "code": null, "e": 52, "s": 24, "text": "\n21 Oct, 2021" }, { "code": null, "e": 1001, "s": 52, "text": "Machine Learning is a sub-field of Artificial Intelligence that gives systems the ability to learn themselves without being explicitly programmed to do so. Machine Learning ...
Comparing float value in PHP	11 May, 2021 In PHP, the size of a floating values is platform-dependent. Due to internal representation of floating point numbers, there might be unexpected output while performing or testing floating point values for equality. For example, see the following program. PHP <?php // Declare valuable and initialize it$val...	[ { "code": null, "e": 28, "s": 0, "text": "\n11 May, 2021" }, { "code": null, "e": 284, "s": 28, "text": "In PHP, the size of a floating values is platform-dependent. Due to internal representation of floating point numbers, there might be unexpected output while performing or tes...
When to use useCallback, useMemo and useEffect ?	26 Jul, 2021 The useCallback, useMemo, and useEffect are a way to optimize the performance of React-based applications between rerendering of components. These functions provide some of the features of the class-based components like persistence of dedicated states through render calls as well as the lifecycle function...	[ { "code": null, "e": 54, "s": 26, "text": "\n26 Jul, 2021" }, { "code": null, "e": 438, "s": 54, "text": "The useCallback, useMemo, and useEffect are a way to optimize the performance of React-based applications between rerendering of components. These functions provide some of t...
Google STEP Intern Interview Experience	03 Dec, 2020 The shortlisting was done through our university based on our resume and academic performance. I was shortlisted and had two interviews of 45 minutes, each with a break of fifteen minutes in between. Both of them were technical rounds involving hands-on coding in a shared google doc while I was on a video ...	[ { "code": null, "e": 52, "s": 24, "text": "\n03 Dec, 2020" }, { "code": null, "e": 415, "s": 52, "text": "The shortlisting was done through our university based on our resume and academic performance. I was shortlisted and had two interviews of 45 minutes, each with a break of fi...
Deep, Shallow and Lazy Copy with Java Examples	13 Jun, 2022 In object-oriented programming, object copying is creating a copy of an existing object, the resulting object is called an object copy or simply copy of the original object.There are several ways to copy an object, most commonly by a copy constructor or cloning.We can define Cloning as “create a copy of ob...	[ { "code": null, "e": 54, "s": 26, "text": "\n13 Jun, 2022" }, { "code": null, "e": 497, "s": 54, "text": "In object-oriented programming, object copying is creating a copy of an existing object, the resulting object is called an object copy or simply copy of the original object.T...
Python Program for Check if count of divisors is even or odd	30 Nov, 2018 Given a number “n”, find its total number of divisors are even or odd. Examples : Input : n = 10 Output : Even Input: n = 100 Output: Odd Input: n = 125 Output: Even A naive approach would be to find all the divisors and then see if the total number of divisors is even or odd. Time complexity fo...	[ { "code": null, "e": 28, "s": 0, "text": "\n30 Nov, 2018" }, { "code": null, "e": 99, "s": 28, "text": "Given a number “n”, find its total number of divisors are even or odd." }, { "code": null, "e": 110, "s": 99, "text": "Examples :" }, { "code": null...
Pre-increment (or pre-decrement) With Reference to L-value in C++	22 Jun, 2022 Prerequisite: Pre-increment and post-increment in C/C++ In C++, pre-increment (or pre-decrement) can be used as l-value, but post-increment (or post-decrement) can not be used as l-value. For example, following program prints a = 20 (++a is used as l-value) l-value is simply nothing but the memory locati...	[ { "code": null, "e": 54, "s": 26, "text": "\n22 Jun, 2022" }, { "code": null, "e": 110, "s": 54, "text": "Prerequisite: Pre-increment and post-increment in C/C++" }, { "code": null, "e": 314, "s": 110, "text": "In C++, pre-increment (or pre-decrement) can be u...
more command in Linux with Examples	14 Oct, 2019 more command is used to view the text files in the command prompt, displaying one screen at a time in case the file is large (For example log files). The more command also allows the user do scroll up and down through the page. The syntax along with options and command is as follows. Another application of...	[ { "code": null, "e": 53, "s": 25, "text": "\n14 Oct, 2019" }, { "code": null, "e": 493, "s": 53, "text": "more command is used to view the text files in the command prompt, displaying one screen at a time in case the file is large (For example log files). The more command also al...
Number of subarrays having sum in a given range	22 Apr, 2021 Given an array arr[] of positive integers and a range (L, R). Find the number of subarrays having sum in the range L to R.Examples: Input : arr[] = {1, 4, 6}, L = 3, R = 8 Output : 3 The subarrays are {1, 4}, {4}, {6}. Input : arr[] = {2, 3, 5, 8}, L = 4, R = 13 Output : 6 The subarrays are {2, 3}, {2, ...	[ { "code": null, "e": 52, "s": 24, "text": "\n22 Apr, 2021" }, { "code": null, "e": 186, "s": 52, "text": "Given an array arr[] of positive integers and a range (L, R). Find the number of subarrays having sum in the range L to R.Examples: " }, { "code": null, "e": 392...
Solve Linear Algebraic Equation in R Programming – solve() Function	25 Jun, 2020 solve() function in R Language is used to solve linear algebraic equation. Here equation is like a*x = b, where b is a vector or matrix and x is a variable whose value is going to be calculated. Syntax: solve(a, b) Parameters:a: coefficients of the equationb: vector or matrix of the equation Example 1: # R...	[ { "code": null, "e": 28, "s": 0, "text": "\n25 Jun, 2020" }, { "code": null, "e": 223, "s": 28, "text": "solve() function in R Language is used to solve linear algebraic equation. Here equation is like a*x = b, where b is a vector or matrix and x is a variable whose value is goin...
Making an Autoencoder. Using Keras and training on MNIST \| by Arvin Singh Kushwaha \| Towards Data Science	Autoencoders are a class of Unsupervised Networks that consist of two major networks: Encoders and Decoders. An Unsupervised Network is a network that learns patterns from data without any training labels. The network finds its patterns in the data without being told what the patterns should be. In contrast, there are ...	[ { "code": null, "e": 280, "s": 171, "text": "Autoencoders are a class of Unsupervised Networks that consist of two major networks: Encoders and Decoders." }, { "code": null, "e": 468, "s": 280, "text": "An Unsupervised Network is a network that learns patterns from data without a...
ADDTIME() function in MySQL - GeeksforGeeks	16 Nov, 2020 ADDTIME() function in MySQL is used to add the specified time intervals to the given date and time. It returns the date or DateTime after adding the time interval. Syntax : ADDTIME(expr1, expr2) Parameter : This method accepts two parameter. expr1 : The given datetime or time which we want to modify. expr...	[ { "code": null, "e": 24268, "s": 24240, "text": "\n16 Nov, 2020" }, { "code": null, "e": 24432, "s": 24268, "text": "ADDTIME() function in MySQL is used to add the specified time intervals to the given date and time. It returns the date or DateTime after adding the time interval....
How to set the maximized bounds for a Frame in Java?	To set maximized bounds, use the setMaximizedBounds() method. Here, we will create a frame, which when maximized will form a shape − JFrame frame = new JFrame("Login!"); Above, we have created a frame and now we will use the Rectangle class to specify an area of coordinates − Rectangle bounds = new Rectangle(50, 10, 10...	[ { "code": null, "e": 1195, "s": 1062, "text": "To set maximized bounds, use the setMaximizedBounds() method. Here, we will create a frame, which when maximized will form a shape −" }, { "code": null, "e": 1232, "s": 1195, "text": "JFrame frame = new JFrame(\"Login!\");" }, { ...
C library function - acos()	The C library function double acos(double x) returns the arc cosine of x in radians. Following is the declaration for acos() function. double acos(double x) x − This is the floating point value in the interval [-1,+1]. x − This is the floating point value in the interval [-1,+1]. This function returns principal arc cos...	[ { "code": null, "e": 2092, "s": 2007, "text": "The C library function double acos(double x) returns the arc cosine of x in radians." }, { "code": null, "e": 2142, "s": 2092, "text": "Following is the declaration for acos() function." }, { "code": null, "e": 2164, ...
Segment Tree \| Set 1 (Sum of given range) - GeeksforGeeks	20 Aug, 2021 Let us consider the following problem to understand Segment Trees.We have an array arr[0 . . . n-1]. We should be able to 1 Find the sum of elements from index l to r where 0 <= l <= r <= n-12 Change value of a specified element of the array to a new value x. We need to do arr[i] = x where 0 <= i <= n-1. A...	[ { "code": null, "e": 24748, "s": 24720, "text": "\n20 Aug, 2021" }, { "code": null, "e": 25054, "s": 24748, "text": "Let us consider the following problem to understand Segment Trees.We have an array arr[0 . . . n-1]. We should be able to 1 Find the sum of elements from index l t...
tsfresh on Large Data Samples — Part II \| by Nils Braun \| Towards Data Science	In the last post, we have explored how tsfresh automatically extracts many time-series features from your input data. We have also discussed two possibilities to speed up your feature extraction calculation: using multiple cores on your local machine (which is already turned on by default) or distributing the calculati...	[ { "code": null, "e": 522, "s": 171, "text": "In the last post, we have explored how tsfresh automatically extracts many time-series features from your input data. We have also discussed two possibilities to speed up your feature extraction calculation: using multiple cores on your local machine (whi...
How to convert negative values in a matrix to 0 in R?	To convert negative values in a matrix to 0, we can use pmax function. For example, if we have a matrix called M that contains some negative and some positive and zero values then the negative values in M can be converted to 0 by using the command pmax(M,0). Consider the below data frame − Live Demo M1<-matrix(sample(...	[ { "code": null, "e": 1321, "s": 1062, "text": "To convert negative values in a matrix to 0, we can use pmax function. For example, if we have a matrix called M that contains some negative and some positive and zero values then the negative values in M can be converted to 0 by using the command pmax(...
Find largest subtree sum in a tree - GeeksforGeeks	28 Jun, 2021 Given a binary tree, task is to find subtree with maximum sum in tree.Examples: Input : 1 / \ 2 3 / \ / \ 4 5 6 7 Output : 28 As all the tree elements are positive, the largest subtree sum is equal to sum of all tree elements. Input : ...	[ { "code": null, "e": 35455, "s": 35427, "text": "\n28 Jun, 2021" }, { "code": null, "e": 35537, "s": 35455, "text": "Given a binary tree, task is to find subtree with maximum sum in tree.Examples: " }, { "code": null, "e": 35996, "s": 35537, "text": "Input : ...
Perl \| length() Function - GeeksforGeeks	25 Jun, 2019 length() function in Perl finds length (number of characters) of a given string, or $_ if not specified. Syntax:length(VAR) Parameter:VAR: String or a group of strings whose length is to be calculatedReturn:Returns the size of the string. Example 1: #!/usr/bin/perl # String whose length is to be calculate...	[ { "code": null, "e": 23679, "s": 23651, "text": "\n25 Jun, 2019" }, { "code": null, "e": 23784, "s": 23679, "text": "length() function in Perl finds length (number of characters) of a given string, or $_ if not specified." }, { "code": null, "e": 23803, "s": 23784...
How do I write not greater than in a MySQL query?	The not greater than in a query can be written simply like less than or equal to ( <=). The syntax is as follows − select * from yourTableName where yourColumnName<=yourColumnName; Let us first create a table − mysql> create table DemoTable1480 -> ( -> StudentName varchar(40), -> StudentMarks int -> ); Quer...	[ { "code": null, "e": 1177, "s": 1062, "text": "The not greater than in a query can be written simply like less than or equal to ( <=). The syntax is as follows −" }, { "code": null, "e": 1243, "s": 1177, "text": "select * from yourTableName where yourColumnName<=yourColumnName;" ...
Difference Between Properties and Indexers in C# - GeeksforGeeks	24 Jul, 2020 Properties in C# are named members that use access modifiers to set and retrieve values of fields declared in a secured manner. Properties are used for abstracting and encapsulating access to a field of a class by defining only important actions and hiding their implementation. Properties are invoked throu...	[ { "code": null, "e": 24012, "s": 23984, "text": "\n24 Jul, 2020" }, { "code": null, "e": 24394, "s": 24012, "text": "Properties in C# are named members that use access modifiers to set and retrieve values of fields declared in a secured manner. Properties are used for abstracting...
AWS DynamoDB - Working with Queries - GeeksforGeeks	13 Apr, 2021 Amazon DynamoDB is a NoSQL managed database service provided by Amazon that stores semi-structured data like key-value pairs. A DynamoDB table consists of items. Each item consists of one partition key and one or more attributes. An example of an item is given below: Example: { "MovieID": 101, "Name": ...	[ { "code": null, "e": 25240, "s": 25212, "text": "\n13 Apr, 2021" }, { "code": null, "e": 25508, "s": 25240, "text": "Amazon DynamoDB is a NoSQL managed database service provided by Amazon that stores semi-structured data like key-value pairs. A DynamoDB table consists of items. E...
How to find the difference in number of days between two date columns of an R data frame?	When dealing with date data, we often want to find the difference between dates if the data contains two or more date values. Same thing can be done for the two columns of an R data frame that contains dates but first we need to read those date columns in date format in case they are not recorded as date in R. The find...	[ { "code": null, "e": 1458, "s": 1062, "text": "When dealing with date data, we often want to find the difference between dates if the data contains two or more date values. Same thing can be done for the two columns of an R data frame that contains dates but first we need to read those date columns ...
Temporal Fusion Transformer: Time Series Forecasting with Interpretability \| by Nikos Kafritsas \| Towards Data Science	First and foremost, let’s be clear: The era of tailoring a model to a single time series, either univariate or multivariate, is long gone. Nowadays, in the big data era, the creation of new data points is extremely cheap. Imagine a large electrical company having thousands of sensors that measure the power consumption ...	[ { "code": null, "e": 311, "s": 172, "text": "First and foremost, let’s be clear: The era of tailoring a model to a single time series, either univariate or multivariate, is long gone." }, { "code": null, "e": 1025, "s": 311, "text": "Nowadays, in the big data era, the creation of...
Parent and Child classes having same data member in Java	The parent class can hold reference to both the parent and child objects. If a parent class variable holds reference of the child class, and the value is present in both the classes, in general, the reference belongs to the parent class variable. This is due to the run-time polymorphism characteristic in Java. Followin...	[ { "code": null, "e": 1374, "s": 1062, "text": "The parent class can hold reference to both the parent and child objects. If a parent class variable holds reference of the child class, and the value is present in both the classes, in general, the reference belongs to the parent class variable. This i...
How to get all property values of a JavaScript Object (without knowing the keys) ? - GeeksforGeeks	28 Nov, 2019 Method 1: Using Object.values() Method: The Object.values() method is used to return an array of the object’s own enumerable property values. The array can be looped using a for-loop to get all the values of the object. Therefore, the keys are not required to be known to get all the property values. Syntax...	[ { "code": null, "e": 24780, "s": 24752, "text": "\n28 Nov, 2019" }, { "code": null, "e": 25081, "s": 24780, "text": "Method 1: Using Object.values() Method: The Object.values() method is used to return an array of the object’s own enumerable property values. The array can be loop...
ML \| Rainfall prediction using Linear regression - GeeksforGeeks	12 Jun, 2019 Prerequisites: Linear regression Rainfall Prediction is the application of science and technology to predict the amount of rainfall over a region. It is important to exactly determine the rainfall for effective use of water resources, crop productivity and pre-planning of water structures. In this article,...	[ { "code": null, "e": 24674, "s": 24646, "text": "\n12 Jun, 2019" }, { "code": null, "e": 24707, "s": 24674, "text": "Prerequisites: Linear regression" }, { "code": null, "e": 24965, "s": 24707, "text": "Rainfall Prediction is the application of science and tec...
Conflict Serializability in DBMS - GeeksforGeeks	28 Jun, 2021 As discussed in Concurrency control, serial schedules have less resource utilization and low throughput. To improve it, two or more transactions are run concurrently. But concurrency of transactions may lead to inconsistency in database. To avoid this, we need to check whether these concurrent schedules ar...	[ { "code": null, "e": 29626, "s": 29598, "text": "\n28 Jun, 2021" }, { "code": null, "e": 29956, "s": 29626, "text": "As discussed in Concurrency control, serial schedules have less resource utilization and low throughput. To improve it, two or more transactions are run concurrent...
How to hide the colorbar of a Seaborn heatmap?	To hide the colorbar of a Seaborn heatmap, we can use cbar=False in heatmap() method. Set the figure size and adjust the padding between and around the subplots. Set the figure size and adjust the padding between and around the subplots. Make a dataframe using 4 columns. Make a dataframe using 4 columns. Use heatmap() ...	[ { "code": null, "e": 1148, "s": 1062, "text": "To hide the colorbar of a Seaborn heatmap, we can use cbar=False in heatmap() method." }, { "code": null, "e": 1224, "s": 1148, "text": "Set the figure size and adjust the padding between and around the subplots." }, { "code"...
Struts 2 - The Action Tag	The action tag allows the programmers to execute an action from the view page. They can achieve this by specifying the action name. They can set the "executeResult" parameter to "true" to render the result directly in the view. Or, they can set this parameter to "false", but make use of the request attributes exposed b...	[ { "code": null, "e": 2587, "s": 2246, "text": "The action tag allows the programmers to execute an action from the view page. They can achieve this by specifying the action name. They can set the \"executeResult\" parameter to \"true\" to render the result directly in the view. Or, they can set this...
Overloading function templates in C++ - GeeksforGeeks	18 Jan, 2021 Template: A template is a tool that reduces the efforts in writing the same code as templates can be used at those places. A template function can be overloaded either by a non-template function or using an ordinary function template. Function Overloading: In function overloading, the function may have the...	[ { "code": null, "e": 24122, "s": 24094, "text": "\n18 Jan, 2021" }, { "code": null, "e": 24132, "s": 24122, "text": "Template:" }, { "code": null, "e": 24245, "s": 24132, "text": "A template is a tool that reduces the efforts in writing the same code as templa...
Geolocation clearWatch() API	The clearWatch method cancels an ongoing watchPosition call. When cancelled, the watchPosition call stops retrieving updates about the current geographic location of the device. Here is the syntax of this method − clearWatch(watchId); Here is the detail of parameters − watchId − This specifies the unique ID of the wat...	[ { "code": null, "e": 2786, "s": 2608, "text": "The clearWatch method cancels an ongoing watchPosition call. When cancelled, the watchPosition call stops retrieving updates about the current geographic location of the device." }, { "code": null, "e": 2822, "s": 2786, "text": "Here...
First Order Motion Model. An efficient framework by Aliaksandr... \| by Merzmensch \| Towards Data Science	Seeing used to be believing. Thank AI, we finally have to farewell this cute and naive, but dangerous faith. Because it actually never was. In the XXth century, photos were retouched by repressive regimes. With Deep Learning, we experience new ways to re-illustrate reality. It is not a danger; it’s a chance. Among vari...	[ { "code": null, "e": 482, "s": 172, "text": "Seeing used to be believing. Thank AI, we finally have to farewell this cute and naive, but dangerous faith. Because it actually never was. In the XXth century, photos were retouched by repressive regimes. With Deep Learning, we experience new ways to re-...
sizeof operator in C	14 Jun, 2022 Sizeof is a much used operator in the C or C++. It is a compile time unary operator which can be used to compute the size of its operand. The result of sizeof is of unsigned integral type which is usually denoted by size_t. sizeof can be applied to any data-type, including primitive types such as integer a...	[ { "code": null, "e": 52, "s": 24, "text": "\n14 Jun, 2022" }, { "code": null, "e": 532, "s": 52, "text": "Sizeof is a much used operator in the C or C++. It is a compile time unary operator which can be used to compute the size of its operand. The result of sizeof is of unsigned ...
Water Jug Problem using Memoization	02 Sep, 2018 Given two jugs with the maximum capacity of m and n liters respectively. The jugs don’t have markings on them which can help us to measure smaller quantities. The task is to measure d liters of water using these two jugs. Hence our goal is to reach from initial state (m, n) to final state (0, d) or (d, 0)....	[ { "code": null, "e": 54, "s": 26, "text": "\n02 Sep, 2018" }, { "code": null, "e": 362, "s": 54, "text": "Given two jugs with the maximum capacity of m and n liters respectively. The jugs don’t have markings on them which can help us to measure smaller quantities. The task is to ...
How to save new state to local JSON using ReactJS ?	14 Apr, 2021 Sometimes we need to store the state locally on the browser in a JSON format. We can save any information to the local storage of the browser and access that information anytime later. Setting up environment and Execution: Step 1: Create React App by using the following command.npx create-react-app foldern...	[ { "code": null, "e": 52, "s": 24, "text": "\n14 Apr, 2021" }, { "code": null, "e": 237, "s": 52, "text": "Sometimes we need to store the state locally on the browser in a JSON format. We can save any information to the local storage of the browser and access that information anyt...
D3.js selection.property() Function	16 Jun, 2022 The selection.property() function is used to set or change the property and value of a particular element. The value of a particular property can be deleted by setting its value to null. Syntax: selection.property(name[, value]); Parameters: This function accept two parameters as mentioned above and descri...	[ { "code": null, "e": 28, "s": 0, "text": "\n16 Jun, 2022" }, { "code": null, "e": 215, "s": 28, "text": "The selection.property() function is used to set or change the property and value of a particular element. The value of a particular property can be deleted by setting its val...
Java Swing \| JSlider	15 Apr, 2021 JSlider is a part of Java Swing package . JSlider is an implementation of slider. The Component allows the user to select a value by sliding the knob within the bounded value . The slider can show Major Tick marks and also the minor tick marks between two major tick marks, The knob can be positioned at onl...	[ { "code": null, "e": 28, "s": 0, "text": "\n15 Apr, 2021" }, { "code": null, "e": 384, "s": 28, "text": "JSlider is a part of Java Swing package . JSlider is an implementation of slider. The Component allows the user to select a value by sliding the knob within the bounded value ...