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How to Shut Down a Computer using Command Prompt?	01 Oct, 2020 Sometimes, situations might arise due to either a windows bug or some malicious program that start menu tray won’t open even on the press, leaving us with only forcing the desktop or laptop to shut down by either long pressing the power button or cutting off the power supply of the device. To overcome such...	[ { "code": null, "e": 28, "s": 0, "text": "\n01 Oct, 2020" }, { "code": null, "e": 319, "s": 28, "text": "Sometimes, situations might arise due to either a windows bug or some malicious program that start menu tray won’t open even on the press, leaving us with only forcing the des...
Python – Pendulum Module	17 Dec, 2020 The pendulum is one of the popular Python DateTime libraries to ease DateTime manipulation. It provides a cleaner and easier to use API. It simplifies the problem of complex date manipulations involving timezones which are not handled correctly in native datetime instances. It inherits from the standard da...	[ { "code": null, "e": 28, "s": 0, "text": "\n17 Dec, 2020" }, { "code": null, "e": 303, "s": 28, "text": "The pendulum is one of the popular Python DateTime libraries to ease DateTime manipulation. It provides a cleaner and easier to use API. It simplifies the problem of complex d...
HTML \| <base> href Attribute	30 Mar, 2022 The HTML \| <base> href Attribute is used to specify the base URL for all the relative URL of a page. Syntax: <base href="URL"> Attribute Values: It contains the value i.e URL which specifies the absolute URL that defines the base URL of the page. for eg.”www.geeksforgeeks.org” Example: This Example illustr...	[ { "code": null, "e": 28, "s": 0, "text": "\n30 Mar, 2022" }, { "code": null, "e": 129, "s": 28, "text": "The HTML \| <base> href Attribute is used to specify the base URL for all the relative URL of a page." }, { "code": null, "e": 137, "s": 129, "text": "Synta...
jQuery Effect - Scale Effect	The Scale effect can be used with show/hide/toggle. This shrinks or grows an element by a percentage factor. Here is the simple syntax to use this effect − selector.hide\|show\|toggle( "scale", {arguments}, speed ); Here is the description of all the arguments − direction − The direction of the effect. Can be "both", "v...	[ { "code": null, "e": 2431, "s": 2322, "text": "The Scale effect can be used with show/hide/toggle. This shrinks or grows an element by a percentage factor." }, { "code": null, "e": 2478, "s": 2431, "text": "Here is the simple syntax to use this effect −" }, { "code": null...
Find and display duplicate records in MySQL?	First, a table is created with the help of the CREATE command. This is given as follows − mysql> CREATE table DuplicateFound -> ( -> ID int, -> Name varchar(100), -> Location varchar(200) -> ); Query OK, 0 rows affected (0.45 sec) After creating the table, the records are inserted with the help of the INSERT command as...	[ { "code": null, "e": 1152, "s": 1062, "text": "First, a table is created with the help of the CREATE command. This is given as follows −" }, { "code": null, "e": 1293, "s": 1152, "text": "mysql> CREATE table DuplicateFound\n-> (\n-> ID int,\n-> Name varchar(100),\n-> Location var...
How to Split Text Using Regex in Golang? - GeeksforGeeks	25 Aug, 2020 What is regex? Is Regex the famous anime character? Oops, if you think so, you’re likely to be disappointed. The Go programming language uses the term regexp to denote Regular expressions. Regular expressions are very important in the field of string processing. The “regexp” package in Go holds all necessa...	[ { "code": null, "e": 24366, "s": 24338, "text": "\n25 Aug, 2020" }, { "code": null, "e": 24879, "s": 24366, "text": "What is regex? Is Regex the famous anime character? Oops, if you think so, you’re likely to be disappointed. The Go programming language uses the term regexp to de...
Scala - Options	Scala Option[ T ] is a container for zero or one element of a given type. An Option[T] can be either Some[T] or None object, which represents a missing value. For instance, the get method of Scala's Map produces Some(value) if a value corresponding to a given key has been found, or None if the given key is not defined ...	[ { "code": null, "e": 2330, "s": 1998, "text": "Scala Option[ T ] is a container for zero or one element of a given type. An Option[T] can be either Some[T] or None object, which represents a missing value. For instance, the get method of Scala's Map produces Some(value) if a value corresponding to a...
Print common characters of two Strings in alphabetical order in C++	In this programming problem, we are given two strings. And we have to find all the characters of the string that are common in both the string and we have to print these common characters in alphabetical order. And print ‘NO COMMON CHARACTERS ’ found if no common letters arise. Given that the string does not contain al...	[ { "code": null, "e": 1406, "s": 1062, "text": "In this programming problem, we are given two strings. And we have to find all the characters of the string that are common in both the string and we have to print these common characters in alphabetical order. And print ‘NO COMMON CHARACTERS ’ found if...
DSL - ADSL Fundamentals	In this chapter, we will discuss the fundamentals and standards of Asymmetric Digital Subscriber Line. To begin with, let us understand the following points. Discrete Multi-Tone (DMT) modulation used by all ADSL standards for a physical layer. Discrete Multi-Tone (DMT) modulation used by all ADSL standards for a physic...	[ { "code": null, "e": 1863, "s": 1760, "text": "In this chapter, we will discuss the fundamentals and standards of Asymmetric Digital Subscriber Line." }, { "code": null, "e": 1918, "s": 1863, "text": "To begin with, let us understand the following points." }, { "code": nu...
JSTL - SQL <sql:update> Tag	The <sql:update> tag executes an SQL statement that does not return data; for example, SQL INSERT, UPDATE, or DELETE statements. The <sql:update> tag has the following attributes − To start with basic concept, let us create a simple table Employees table in the TEST database and create few records in that table as foll...	[ { "code": null, "e": 2368, "s": 2239, "text": "The <sql:update> tag executes an SQL statement that does not return data; for example, SQL INSERT, UPDATE, or DELETE statements." }, { "code": null, "e": 2420, "s": 2368, "text": "The <sql:update> tag has the following attributes −" ...
Training Self Driving Cars using Reinforcement Learning \| by Jerry Qu \| Towards Data Science	By 2040, 95% of new vehicles sold will be fully autonomous. Wow. 😮 Two reasons why this is revolutionary: It will save 1.25 MILLION lives every year from traffic accidents It will give you the equivalence of 3 extra years in a lifetime, currently spent in transit Self driving cars will become a multi-trillion dollar i...	[ { "code": null, "e": 232, "s": 172, "text": "By 2040, 95% of new vehicles sold will be fully autonomous." }, { "code": null, "e": 239, "s": 232, "text": "Wow. 😮" }, { "code": null, "e": 278, "s": 239, "text": "Two reasons why this is revolutionary:" }, { ...
Chef - Testing Cookbook with Test Kitchen	Test kitchen is Chef’s integration testing framework. It enables writing tests, which run after VM is instantiated and converged using the cookbook. The tests run on VM and can verify that everything works as expected. This is node contract to ChefSpec, which only simulates a Chef run. Test Kitchen boots up a real node...	[ { "code": null, "e": 2599, "s": 2380, "text": "Test kitchen is Chef’s integration testing framework. It enables writing tests, which run after VM is instantiated and converged using the cookbook. The tests run on VM and can verify that everything works as expected." }, { "code": null, "e...
How to get this nodes’s parent in a JTree with Java?	Let’s say we want the parent of a node, then use the getParent() method - node3.getFirstChild() You can also get the parent of child node. Here, “nine” is the child node − nine.getParent() The output is as follows displaying this node’s parent on Console − package my; import javax.swing.JFrame; import javax.swing.JTree...	[ { "code": null, "e": 1136, "s": 1062, "text": "Let’s say we want the parent of a node, then use the getParent() method -" }, { "code": null, "e": 1158, "s": 1136, "text": "node3.getFirstChild()" }, { "code": null, "e": 1234, "s": 1158, "text": "You can also ge...
How to read the data from a properties file in Java?	The Properties is a subclass of Hashtable class and it represents a persistent set of properties. The Properties can be saved to a stream or loaded from a stream. Each key and its corresponding value in the property list is a string. The Properties file can be used in Java to externalize the configuration and to store...	[ { "code": null, "e": 1297, "s": 1062, "text": "The Properties is a subclass of Hashtable class and it represents a persistent set of properties. The Properties can be saved to a stream or loaded from a stream. Each key and its corresponding value in the property list is a string. " }, { "cod...
Redis - Sorted Set Zrank Command	Redis ZRANK command returns the rank of member in the sorted set stored at the key, with the scores ordered from low to high. The rank (or index) is 0-based, which means that the member with the lowest score has rank 0. If the member exists in the sorted set, Integer reply: the rank of member. If the member exists in t...	[ { "code": null, "e": 2265, "s": 2045, "text": "Redis ZRANK command returns the rank of member in the sorted set stored at the key, with the scores ordered from low to high. The rank (or index) is 0-based, which means that the member with the lowest score has rank 0." }, { "code": null, "...
Finding the Word Analogy from given words using Word2Vec embeddings - GeeksforGeeks	22 Jan, 2021 In many placement exam rounds, we often encounter a basic question to find word analogies. In the word analogy task, we complete the sentence “a is to b as c is to ___ “, which is often represented as a : b :: c : d and we have to find the word ‘d’. A sample question can be like: ‘man is to woman as king ...	[ { "code": null, "e": 24344, "s": 24316, "text": "\n22 Jan, 2021" }, { "code": null, "e": 24664, "s": 24344, "text": "In many placement exam rounds, we often encounter a basic question to find word analogies. In the word analogy task, we complete the sentence “a is to b as c is to...
How can we use a MySQL subquery with INSERT statement?	It can be understood with the help of an example in which we would copy the values of a table into other table. We are using the data from table ‘cars’ and copy its data to table ‘copy_cars’ − mysql> CREATE TABLE copy_cars LIKE cars; Query OK, 0 rows affected (0.86 sec) mysql> SELECT * from copy_cars; Empty set (0.08 ...	[ { "code": null, "e": 1255, "s": 1062, "text": "It can be understood with the help of an example in which we would copy the values of a table into other table. We are using the data from table ‘cars’ and copy its data to table ‘copy_cars’ −" }, { "code": null, "e": 1387, "s": 1255, ...
Binarization of Digital Images Using Otsu Method in MATLAB - GeeksforGeeks	23 Nov, 2021 Binarization is important in digital image processing, mainly in computer vision applications. Thresholding is an efficient technique in binarization. The choice of thresholding technique is crucial in binarization. There are various thresholding algorithms have been proposed to define the optimal threshol...	[ { "code": null, "e": 24670, "s": 24642, "text": "\n23 Nov, 2021" }, { "code": null, "e": 24986, "s": 24670, "text": "Binarization is important in digital image processing, mainly in computer vision applications. Thresholding is an efficient technique in binarization. The choice o...
Objective-C - if...else statement	An if statement can be followed by an optional else statement, which executes when the boolean expression is false. The syntax of an if...else statement in Objective-C programming language is − if(boolean_expression) { /* statement(s) will execute if the boolean expression is true / } else { / statement(s) will ...	[ { "code": null, "e": 2676, "s": 2560, "text": "An if statement can be followed by an optional else statement, which executes when the boolean expression is false." }, { "code": null, "e": 2754, "s": 2676, "text": "The syntax of an if...else statement in Objective-C programming la...
DAX Aggregation - SUM function	Returns the sum of all the numbers in a column. SUM (<column>) column The column that contains the numbers to sum. A decimal number. If any rows contain non-numeric values, blanks are returned. = SUM ([Sales Amount]) 53 Lectures 5.5 hours Abhay Gadiya 24 Lectures 2 hours Randy Minder ...	[ { "code": null, "e": 2049, "s": 2001, "text": "Returns the sum of all the numbers in a column." }, { "code": null, "e": 2066, "s": 2049, "text": "SUM (<column>) \n" }, { "code": null, "e": 2073, "s": 2066, "text": "column" }, { "code": null, "e": 2...
GATE \| GATE CS 2019 \| Question 33 - GeeksforGeeks	05 Aug, 2021 Consider the following C program: #include<stdio.h> int main(){ int arr[] = {1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 1, 2, 5}, *ip = arr + 4; printf("%d\n", ip[1]); return 0;} The number that will be displayed on execution of the program is _________ .(A) 6(B) 5(C) 4(D) segmentation errorAnswer: (A)Explanatio...	[ { "code": null, "e": 24298, "s": 24270, "text": "\n05 Aug, 2021" }, { "code": null, "e": 24332, "s": 24298, "text": "Consider the following C program:" }, { "code": "#include<stdio.h> int main(){ int arr[] = {1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 1, 2, 5}, *ip = arr + 4; prin...
Heap Data Structures	Heap is a special case of balanced binary tree data structure where the root-node key is compared with its children and arranged accordingly. If α has child node β then − key(α) ≥ key(β) As the value of parent is greater than that of child, this property generates Max Heap. Based on this criteria, a heap can be of two ...	[ { "code": null, "e": 2751, "s": 2580, "text": "Heap is a special case of balanced binary tree data structure where the root-node key is compared with its children and arranged accordingly. If α has child node β then −" }, { "code": null, "e": 2767, "s": 2751, "text": "key(α) ≥ ke...
How to query between two dates in MySQL?	You can query between dates with the help of BETWEEN statement. The syntax is as follows − select *from yourTableName where yourColumnName between ‘yourStartingDate’ and curdate(). Use curdate() or now(), both these functions will work. To understand the above syntax, let us create a table − mysql> create table Between...	[ { "code": null, "e": 1153, "s": 1062, "text": "You can query between dates with the help of BETWEEN statement. The syntax is as follows −" }, { "code": null, "e": 1243, "s": 1153, "text": "select *from yourTableName where yourColumnName between ‘yourStartingDate’ and curdate()." ...
Hive - Create Table	This chapter explains how to create a table and how to insert data into it. The conventions of creating a table in HIVE is quite similar to creating a table using SQL. Create Table is a statement used to create a table in Hive. The syntax and example are as follows: CREATE [TEMPORARY] [EXTERNAL] TABLE [IF NOT EXISTS] [...	[ { "code": null, "e": 2118, "s": 1950, "text": "This chapter explains how to create a table and how to insert data into it. The conventions of creating a table in HIVE is quite similar to creating a table using SQL." }, { "code": null, "e": 2217, "s": 2118, "text": "Create Table i...
MYBATIS - Read Operation	We discussed in the last chapter, how to insert values into the STUDENT table using MyBatis by performing CREATE operation. This chapter explains how to read the data in a table using MyBatis. We have the following STUDENT table in MySQL − CREATE TABLE details.student( ID int(10) NOT NULL AUTO_INCREMENT, NAME var...	[ { "code": null, "e": 2064, "s": 1871, "text": "We discussed in the last chapter, how to insert values into the STUDENT table using MyBatis by performing CREATE operation. This chapter explains how to read the data in a table using MyBatis." }, { "code": null, "e": 2111, "s": 2064, ...
Find the winner of the game - GeeksforGeeks	19 Jan, 2022 Two players are playing a game where a string str is given. The first player can take the characters at even indices and the second player can take the characters at odd indices. The player which can build the lexicographically smaller string than the other player wins the game. Print the winner of the gam...	[ { "code": null, "e": 24938, "s": 24910, "text": "\n19 Jan, 2022" }, { "code": null, "e": 25305, "s": 24938, "text": "Two players are playing a game where a string str is given. The first player can take the characters at even indices and the second player can take the characters ...
Kubernetes - Secrets	Secrets can be defined as Kubernetes objects used to store sensitive data such as user name and passwords with encryption. There are multiple ways of creating secrets in Kubernetes. Creating from txt files. Creating from yaml file. In order to create secrets from a text file such as user name and password, we first nee...	[ { "code": null, "e": 2318, "s": 2195, "text": "Secrets can be defined as Kubernetes objects used to store sensitive data such as user name and passwords with encryption." }, { "code": null, "e": 2377, "s": 2318, "text": "There are multiple ways of creating secrets in Kubernetes."...
Finding Driving Lane Line live with OpenCV \| by Percy Jaiswal \| Towards Data Science	Hello, in this project I will attempt to find lane lines from a dash cam video feed. Once we detect lane lines, we will mark them on the original video frame and play it back. This all will be done online and without any lag using OpenCV functions. Our approach here would be to develop sequence of functions to detect l...	[ { "code": null, "e": 421, "s": 172, "text": "Hello, in this project I will attempt to find lane lines from a dash cam video feed. Once we detect lane lines, we will mark them on the original video frame and play it back. This all will be done online and without any lag using OpenCV functions." }, ...
Java program to round a number	The java.lang.Math.round(float a) returns the closest int to the argument. The result is rounded to an integer by adding 1/2, taking the floor of the result, and casting the result to type int. Special cases − If the argument is NaN, the result is 0. If the argument is NaN, the result is 0. If the argument is negative ...	[ { "code": null, "e": 1272, "s": 1062, "text": "The java.lang.Math.round(float a) returns the closest int to the argument. The result is rounded to an integer by adding 1/2, taking the floor of the result, and casting the result to type int. Special cases −" }, { "code": null, "e": 1313, ...
R - Quick Guide	R is a programming language and software environment for statistical analysis, graphics representation and reporting. R was created by Ross Ihaka and Robert Gentleman at the University of Auckland, New Zealand, and is currently developed by the R Development Core Team. The core of R is an interpreted computer language ...	[ { "code": null, "e": 2672, "s": 2402, "text": "R is a programming language and software environment for statistical analysis, graphics representation and reporting. R was created by Ross Ihaka and Robert Gentleman at the University of Auckland, New Zealand, and is currently developed by the R Develo...
How to get default phone Network operator name in android?	This example demonstrate about How to get default phone Network operator name in android. Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project. Step 2 − Add the following code to res/layout/activity_main.xml. <?xml version="1.0" encoding="utf-8"...	[ { "code": null, "e": 1152, "s": 1062, "text": "This example demonstrate about How to get default phone Network operator name in android." }, { "code": null, "e": 1281, "s": 1152, "text": "Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all requi...
Difference between the Ternary operator and Null coalescing operator in php	Ternary operator is used to replace if else statements into one statement. (condition) ? expression1 : expression2; if(condition) { return expression1; } else { return expression2; } If condition is true, then it returns result of expression1 else it returns result of expression2. void is not allowed in condition...	[ { "code": null, "e": 1137, "s": 1062, "text": "Ternary operator is used to replace if else statements into one statement." }, { "code": null, "e": 1178, "s": 1137, "text": "(condition) ? expression1 : expression2;" }, { "code": null, "e": 1251, "s": 1178, "tex...
Java Cryptography - Message Digest	Hash functions are extremely useful and appear in almost all information security applications. A hash function is a mathematical function that converts a numerical input value into another compressed numerical value. The input to the hash function is of arbitrary length but output is always of fixed length. Values ret...	[ { "code": null, "e": 2149, "s": 2053, "text": "Hash functions are extremely useful and appear in almost all information security applications." }, { "code": null, "e": 2363, "s": 2149, "text": "A hash function is a mathematical function that converts a numerical input value into ...
BERT for dummies — Step by Step Tutorial \| by Michel Kana, Ph.D \| Towards Data Science	This article introduces everything you need in order to take off with BERT. We provide a step-by-step guide on how to fine-tune Bidirectional Encoder Representations from Transformers (BERT) for Natural Language Understanding and benchmark it with LSTM. Chatbots, virtual assistant, and dialog agents will typically clas...	[ { "code": null, "e": 426, "s": 172, "text": "This article introduces everything you need in order to take off with BERT. We provide a step-by-step guide on how to fine-tune Bidirectional Encoder Representations from Transformers (BERT) for Natural Language Understanding and benchmark it with LSTM." ...
How to declare a variable inside a procedure in MySQL?	You can use the DECLARE command to declare a variable inside a MySQL procedure. Let us create a stored procedure in MySQL − mysql> DELIMITER // mysql> CREATE PROCEDURE DECLARE_VARIABLE_DEMO(IN value int) -> BEGIN -> DECLARE searchValue int; -> set searchValue=value; -> if searchValue=10 then -> select...	[ { "code": null, "e": 1186, "s": 1062, "text": "You can use the DECLARE command to declare a variable inside a MySQL procedure. Let us create a stored procedure in MySQL −" }, { "code": null, "e": 1529, "s": 1186, "text": "mysql> DELIMITER //\nmysql> CREATE PROCEDURE DECLARE_VARIA...
execve() - Unix, Linux System Call	Unix - Home Unix - Getting Started Unix - File Management Unix - Directories Unix - File Permission Unix - Environment Unix - Basic Utilities Unix - Pipes & Filters Unix - Processes Unix - Communication Unix - The vi Editor Unix - What is Shell? Unix - Using Variables Unix - Special Variables Unix - Using Arrays Unix -...	[ { "code": null, "e": 1466, "s": 1454, "text": "Unix - Home" }, { "code": null, "e": 1489, "s": 1466, "text": "Unix - Getting Started" }, { "code": null, "e": 1512, "s": 1489, "text": "Unix - File Management" }, { "code": null, "e": 1531, "s": 1...
C library function - bsearch()	The C library function void bsearch(const void key, const void base, size_t nitems, size_t size, int (compar)(const void , const void )) function searches an array of nitems objects, the initial member of which is pointed to by base, for a member that matches the object pointed to, by key. The size of each member...	[ { "code": null, "e": 2364, "s": 2007, "text": "The C library function void bsearch(const void key, const void base, size_t nitems, size_t size, int (compar)(const void , const void )) function searches an array of nitems objects, the initial member of which is pointed to by base, for a member ...
jsoup - Set HTML	Following example will showcase use of method to set, prepend or append html to a dom element after parsing an HTML String into a Document object. Document document = Jsoup.parse(html); Element div = document.getElementById("sampleDiv"); div.html("<p>This is a sample content.</p>"); div.prepend("<p>Initial Text...	[ { "code": null, "e": 2177, "s": 2030, "text": "Following example will showcase use of method to set, prepend or append html to a dom element after parsing an HTML String into a Document object." }, { "code": null, "e": 2393, "s": 2177, "text": "Document document = Jsoup.parse(htm...
BigDecimal toBigInteger() Method in Java - GeeksforGeeks	09 Nov, 2021 The java.math.BigDecimal.toBigInteger() is an inbuilt method in java that converts this BigDecimal to a BigInteger. This conversion is analogous to the narrowing primitive conversion from double to long. Any fractional part of this BigDecimal will be discarded. This conversion can lose information about th...	[ { "code": null, "e": 23582, "s": 23554, "text": "\n09 Nov, 2021" }, { "code": null, "e": 23926, "s": 23582, "text": "The java.math.BigDecimal.toBigInteger() is an inbuilt method in java that converts this BigDecimal to a BigInteger. This conversion is analogous to the narrowing p...
How to Zoom with Axes3D in Matplotlib?	To zoom with Axes3D, we can take the following steps − Set the figure size and adjust the padding between and around the subplots. Create a new figure or activate an existing figure using figure() method. Get 3D axes object using Axes3D(fig) method. Plot x, y and z data points using scatter() method. To display the fig...	[ { "code": null, "e": 1117, "s": 1062, "text": "To zoom with Axes3D, we can take the following steps −" }, { "code": null, "e": 1193, "s": 1117, "text": "Set the figure size and adjust the padding between and around the subplots." }, { "code": null, "e": 1267, "s":...