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|---|---|---|
How to insert DATE into a MySQL column value using Java? | For this, you can use PreparedStatement from Java. Let us first create a table wherein one of the columns is ArrivalDate with DATE type −
mysql> create table DemoTable(
PassengerId int,
PassengerName varchar(40),
ArrivalDate date
);
Query OK, 0 rows affected (0.82 sec)
The JAVA code is as follows to insert dat... | [
{
"code": null,
"e": 1200,
"s": 1062,
"text": "For this, you can use PreparedStatement from Java. Let us first create a table wherein one of the columns is ArrivalDate with DATE type −"
},
{
"code": null,
"e": 1341,
"s": 1200,
"text": "mysql> create table DemoTable(\n Passenger... |
How to find only Monday's date with Python? | You can find the next Monday's date easily with Python's datetime library and the timedelta object. You just need to take today's date. Then subtract the number of days which already passed this week (this gets you 'last' monday). Finally add one week to this date using a timedelta object and voila you get the next mon... | [
{
"code": null,
"e": 1394,
"s": 1062,
"text": "You can find the next Monday's date easily with Python's datetime library and the timedelta object. You just need to take today's date. Then subtract the number of days which already passed this week (this gets you 'last' monday). Finally add one week t... |
Extracting email addresses using regular expressions in Python | Email addresses are pretty complex and do not have a standard being followed all over the world which makes it difficult to identify an email in a regex. The RFC 5322 specifies the format of an email address. We'll use this format to extract email addresses from the text.
For example, for a given input string −
Hi my n... | [
{
"code": null,
"e": 1335,
"s": 1062,
"text": "Email addresses are pretty complex and do not have a standard being followed all over the world which makes it difficult to identify an email in a regex. The RFC 5322 specifies the format of an email address. We'll use this format to extract email addre... |
Modelling tabular data with CatBoost and NODE | by Mikael Huss | Towards Data Science | CatBoost from Yandex, a Russian online search company, is fast and easy to use, but recently researchers from the same company released a new neural network based package, NODE, that they claim outperforms CatBoost and all other gradient boosting methods. Can this be true? Let’s find out how to use both CatBoost and NO... | [
{
"code": null,
"e": 496,
"s": 172,
"text": "CatBoost from Yandex, a Russian online search company, is fast and easy to use, but recently researchers from the same company released a new neural network based package, NODE, that they claim outperforms CatBoost and all other gradient boosting methods.... |
Reverse all the word in a String represented as a Linked List - GeeksforGeeks | 23 Jun, 2021
Given a Linked List which represents a sentence S such that each node represents a letter, the task is to reverse the sentence without reversing individual words. For example, for a given sentence “I love Geeks for Geeks”, the Linked List representation is given as: I-> ->l->o->v->e-> ->G->e->e->k->s-> ->f... | [
{
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"e": 24567,
"s": 24539,
"text": "\n23 Jun, 2021"
},
{
"code": null,
"e": 24900,
"s": 24567,
"text": "Given a Linked List which represents a sentence S such that each node represents a letter, the task is to reverse the sentence without reversing individual words. ... |
Rotate a List in Java | To rotate a list in Java, let us first create a List and add elements −
List < Integer > list = new ArrayList < Integer > ();
list.add(5);
list.add(10);
list.add(15);
list.add(20);
list.add(25);
list.add(30);
list.add(35);
list.add(40);
list.add(45);
Now, rotate the list −
Collections.reverse(list);
Live Demo
import j... | [
{
"code": null,
"e": 1134,
"s": 1062,
"text": "To rotate a list in Java, let us first create a List and add elements −"
},
{
"code": null,
"e": 1313,
"s": 1134,
"text": "List < Integer > list = new ArrayList < Integer > ();\nlist.add(5);\nlist.add(10);\nlist.add(15);\nlist.add(20... |
Program to convert the diagonal elements of the matrix to 0 | 13 Jun, 2022
Given an N*N matrix. The task is to convert the elements of diagonal of a matrix to 0.Examples:
Input: mat[][] =
{{ 2, 1, 7 },
{ 3, 7, 2 },
{ 5, 4, 9 }}
Output:
{ {0, 1, 0},
{3, 0, 2},
{0, 4, 0}}
Input: mat[][] =
{{1, 3, 5, 6, 7},
{3, 5, 3, 2, 1},
{1, 2, 3, 4, 5},
{7, 9, 2, 1, 6},
{9, 1, 5... | [
{
"code": null,
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"s": 24,
"text": "\n13 Jun, 2022"
},
{
"code": null,
"e": 150,
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"text": "Given an N*N matrix. The task is to convert the elements of diagonal of a matrix to 0.Examples: "
},
{
"code": null,
"e": 467,
"s": 150,
"text": "Input: ... |
Python – Matrix multiplication using Pytorch | 22 Jan, 2021
The matrix multiplication is an integral part of scientific computing. It becomes complicated when the size of the matrix is huge. One of the ways to easily compute the product of two matrices is to use methods provided by PyTorch. This article covers how to perform matrix multiplication using PyTorch.
Py... | [
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"text": "\n22 Jan, 2021"
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{
"code": null,
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"s": 28,
"text": "The matrix multiplication is an integral part of scientific computing. It becomes complicated when the size of the matrix is huge. One of the ways to easily compute the produc... |
Operating Systems | Set 4 | 27 Mar, 2017
Following questions have been asked in GATE CS exam.
1. Using a larger block size in a fixed block size file system leads to (GATE CS 2003)a) better disk throughput but poorer disk space utilizationb) better disk throughput and better disk space utilizationc) poorer disk throughput but better disk space ut... | [
{
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"s": 26,
"text": "\n27 Mar, 2017"
},
{
"code": null,
"e": 107,
"s": 54,
"text": "Following questions have been asked in GATE CS exam."
},
{
"code": null,
"e": 430,
"s": 107,
"text": "1. Using a larger block size in a fixed block size f... |
Perl | Extract IP Address from a String using Regex | 26 Sep, 2019
Perl stands for Practical Extraction and Reporting Language and this not authorized acronym. One of the most powerful features of the Perl programming language is Regular Expression and in this article, you will learn how to extract an IP address from a string. A regular expression can be either simple or ... | [
{
"code": null,
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"text": "\n26 Sep, 2019"
},
{
"code": null,
"e": 764,
"s": 28,
"text": "Perl stands for Practical Extraction and Reporting Language and this not authorized acronym. One of the most powerful features of the Perl programming language is Regular Expr... |
How to Remove Unused CSS From Your Website ? | 19 May, 2020
The CSS files of your website can sometimes become quite large. This will mostly happen when you will build new classes without deleting the old ones which you now have stopped using, making the CSS file very messy for other contributors to understand and modify.
This can also happen if you use a pre-buil... | [
{
"code": null,
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"s": 25,
"text": "\n19 May, 2020"
},
{
"code": null,
"e": 318,
"s": 53,
"text": "The CSS files of your website can sometimes become quite large. This will mostly happen when you will build new classes without deleting the old ones which you now have stopp... |
How to Add Superscripts and Subscripts to Plots in R? | 28 Nov, 2021
Plots can be used to create and display numerical values or data points. The x and y axes labels or titles are used to depict the labels to the plot data. These labels can create either subscript or superscript symbols within them. This can be done using various base R methods :
The superscripts can be ad... | [
{
"code": null,
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"s": 0,
"text": "\n28 Nov, 2021"
},
{
"code": null,
"e": 309,
"s": 28,
"text": "Plots can be used to create and display numerical values or data points. The x and y axes labels or titles are used to depict the labels to the plot data. These labels can cre... |
SQL | USING Clause | 21 Mar, 2018
If several columns have the same names but the datatypes do not match, the NATURAL JOIN clause can be modified with the USING clause to specify the columns that should be used for an EQUIJOIN.
USING Clause is used to match only one column when more than one column matches.
NATURAL JOIN and USING Clause are... | [
{
"code": null,
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"text": "\n21 Mar, 2018"
},
{
"code": null,
"e": 247,
"s": 54,
"text": "If several columns have the same names but the datatypes do not match, the NATURAL JOIN clause can be modified with the USING clause to specify the columns that should be use... |
Express.js | app.get() Request Function | 07 Mar, 2022
The app.get() function routes the HTTP GET Requests to the path which is being specified with the specified callback functions. Basically it is intended for binding the middleware to your application.Syntax:
app.get( path, callback )
Parameters:
path: It is the path for which the middleware function is... | [
{
"code": null,
"e": 28,
"s": 0,
"text": "\n07 Mar, 2022"
},
{
"code": null,
"e": 238,
"s": 28,
"text": "The app.get() function routes the HTTP GET Requests to the path which is being specified with the specified callback functions. Basically it is intended for binding the middle... |
HTML | pattern Attribute | 07 Dec, 2021
This attribute is used to specify the regular expression on which the input element value is checked. This attribute works with the following input types: text, password, date, search, email, etc. Use the Global title attribute to describe the pattern for helping the user.
Syntax:
<input pattern = "regular... | [
{
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},
{
"code": null,
"e": 327,
"s": 53,
"text": "This attribute is used to specify the regular expression on which the input element value is checked. This attribute works with the following input types: text, password, dat... |
PyQtGraph – Clearing the Line in Line Graph | 14 Jan, 2022
In this article, we will see how we can clear the line of line graph in the PyQtGraph module. PyQtGraph is a graphics and user interface library for Python that provides functionality commonly required in designing and science applications. Its primary goals are to provide fast, interactive graphics for di... | [
{
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{
"code": null,
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"s": 28,
"text": "In this article, we will see how we can clear the line of line graph in the PyQtGraph module. PyQtGraph is a graphics and user interface library for Python that provides funct... |
How to Insert a Search Icon in Bootstrap ? | 14 Sep, 2021
In this article, we will see how to insert a search icon in Bootstrap. While Bootstrap does not include an icon set by default, they do have their own comprehensive icon library called Bootstrap Icons. Feel free to use them or any other icon set in your project. There are various ways to add a search icon ... | [
{
"code": null,
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},
{
"code": null,
"e": 476,
"s": 28,
"text": "In this article, we will see how to insert a search icon in Bootstrap. While Bootstrap does not include an icon set by default, they do have their own comprehensive icon libra... |
Get current timestamp using Python | 01 Aug, 2020
A timestamp is a sequence of characters or encoded information used to find when a particular event occurred, generally giving the date and time of the day, accurate to a small fraction of a second. In this article, we will learn how to Get current timestamp in Python.
There are different ways to get curre... | [
{
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},
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"code": null,
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"text": "A timestamp is a sequence of characters or encoded information used to find when a particular event occurred, generally giving the date and time of the day, accurate to a sma... |
Python | NLP analysis of Restaurant reviews - GeeksforGeeks | 02 Nov, 2021
Natural language processing (NLP) is an area of computer science and artificial intelligence concerned with the interactions between computers and human (natural) languages, in particular how to program computers to process and analyze large amounts of natural language data. It is the branch of machine lea... | [
{
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"text": "\n02 Nov, 2021"
},
{
"code": null,
"e": 25300,
"s": 24294,
"text": "Natural language processing (NLP) is an area of computer science and artificial intelligence concerned with the interactions between computers and human (natural) ... |
JavaScript: Balancing parentheses | Given a string that consists of only two types of characters: "(" and ")". We are required to write a function that takes in one such string and balances the parentheses by inserting either a "(" or a ")" as many times as necessary.
The function should then return the minimum number of insertions made in the string to ... | [
{
"code": null,
"e": 1295,
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"text": "Given a string that consists of only two types of characters: \"(\" and \")\". We are required to write a function that takes in one such string and balances the parentheses by inserting either a \"(\" or a \")\" as many times as necessary."
},
{
... |
Design HashSet in Python | Suppose we want to design a HashSet data structure without using any built-in hash table
libraries. There will be different functions like −
add(x) − Inserts a value x into the HashSet.
contains(x) − Checks whether the value x is present in the HashSet or not.
remove(x) − Removes x from the HashSet. In case the value d... | [
{
"code": null,
"e": 1203,
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"text": "Suppose we want to design a HashSet data structure without using any built-in hash table\nlibraries. There will be different functions like −"
},
{
"code": null,
"e": 1248,
"s": 1203,
"text": "add(x) − Inserts a value x into the Hash... |
Django - Template System | Django makes it possible to separate python and HTML, the python goes in views and HTML goes in templates. To link the two, Django relies on the render function and the Django Template language.
This function takes three parameters −
Request − The initial request.
Request − The initial request.
The path to the template... | [
{
"code": null,
"e": 2240,
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"text": "Django makes it possible to separate python and HTML, the python goes in views and HTML goes in templates. To link the two, Django relies on the render function and the Django Template language."
},
{
"code": null,
"e": 2279,
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... |
CSS Selectors | A CSS selector selects the HTML element(s) you
want to style.
CSS selectors are used to "find" (or select) the HTML elements you
want to style.
We can divide CSS selectors into five categories:
Simple selectors (select elements based on name, id, class)
Combinator selectors (select
elements based on a specific re... | [
{
"code": null,
"e": 63,
"s": 0,
"text": "A CSS selector selects the HTML element(s) you \nwant to style."
},
{
"code": null,
"e": 146,
"s": 63,
"text": "CSS selectors are used to \"find\" (or select) the HTML elements you \nwant to style."
},
{
"code": null,
"e": 196... |
Maximum number of overlapping Intervals - GeeksforGeeks | 02 Feb, 2022
Given different intervals, the task is to print the maximum number of overlap among these intervals at any time.
Examples:
Input: v = {{1, 2}, {2, 4}, {3, 6}} Output: 2 The maximum overlapping is 2(between (1 2) and (2 4) or between (2 4) and (3 6))
Input: v = {{1, 8}, {2, 5}, {5, 6}, {3, 7}} Output: 4 ... | [
{
"code": null,
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"s": 24578,
"text": "\n02 Feb, 2022"
},
{
"code": null,
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"text": "Given different intervals, the task is to print the maximum number of overlap among these intervals at any time."
},
{
"code": null,
"e": 24730,
"s... |
Validating email and password - JavaScript | Suppose, we have this dummy array that contains the login info of two of many users of a social networking platform −
const array = [{
email: 'usman@gmail.com',
password: '123'
},
{
email: 'ali@gmail.com',
password: '123'
}
];
We are required to write a JavaScript function that takes in an email string a... | [
{
"code": null,
"e": 1180,
"s": 1062,
"text": "Suppose, we have this dummy array that contains the login info of two of many users of a social networking platform −"
},
{
"code": null,
"e": 1304,
"s": 1180,
"text": "const array = [{\n email: 'usman@gmail.com',\n password: '12... |
Minimum number of swaps required to sort an array of first N number | 16 Aug, 2021
😟😤🤓 Given an array arr[] of distinct integers from 1 to N. The task is to find the minimum number of swaps required to sort the array.
😟😤🤓 Example:
Input: arr[] = { 7, 1, 3, 2, 4, 5, 6 }
Output: 5
Explanation:
i arr swap (indices)
0 [7, 1, 3, 2, 4, 5, 6] swap (0, 3)
1 ... | [
{
"code": null,
"e": 54,
"s": 26,
"text": "\n16 Aug, 2021"
},
{
"code": null,
"e": 191,
"s": 54,
"text": "😟😤🤓 Given an array arr[] of distinct integers from 1 to N. The task is to find the minimum number of swaps required to sort the array. "
},
{
"code": null,
"e... |
Command Line Argument in Scala - GeeksforGeeks | 26 May, 2021
The arguments which are passed by the user or programmer to the main() method are termed as Command-Line Arguments. main() method is the entry point of execution of a program. main() method accepts an array of strings. runtime. But it never accepts parameters from any other method in the program. Syntax: ... | [
{
"code": null,
"e": 23451,
"s": 23423,
"text": "\n26 May, 2021"
},
{
"code": null,
"e": 23759,
"s": 23451,
"text": "The arguments which are passed by the user or programmer to the main() method are termed as Command-Line Arguments. main() method is the entry point of execution o... |
Print array elements in alternatively increasing and decreasing order - GeeksforGeeks | 05 Nov, 2021
Given an array of N elements. The task is to print the array elements in such a way that first two elements are in increasing order, next 3 in decreasing order, next 4 in increasing order and so on.
Examples:
Input : arr = {2, 6, 2, 4, 0, 1, 4, 8, 2, 0, 0, 5,2,2} Output : 0 0 8 6 5 0 1 2 2 4 4 2 2 2
Inpu... | [
{
"code": null,
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"text": "\n05 Nov, 2021"
},
{
"code": null,
"e": 25038,
"s": 24839,
"text": "Given an array of N elements. The task is to print the array elements in such a way that first two elements are in increasing order, next 3 in decreasing order, ne... |
How to style text buttons with CSS? | Following is the code to style text buttons with CSS −
Live Demo
<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width, initial-scale=1" />
<style>
button {
border: none;
color: white;
font-weight: bolder;
padding: 20px;
font-size: 18px;
cursor: pointer;
border-radius: 6p... | [
{
"code": null,
"e": 1117,
"s": 1062,
"text": "Following is the code to style text buttons with CSS −"
},
{
"code": null,
"e": 1128,
"s": 1117,
"text": " Live Demo"
},
{
"code": null,
"e": 2019,
"s": 1128,
"text": "<!DOCTYPE html>\n<html>\n<head>\n<meta name=\... |
Let’s Understand the Vector Space Model in Machine Learning by Modelling Cars | by GreekDataGuy | Towards Data Science | According to Wikipedia.
Vector space model or term vector model is an algebraic model for representing text documents (and any objects, in general) as vectors of identifiers, such as, for example, index terms.
Translation: We represent each example in our dataset as a list of features.
The model is used to represent do... | [
{
"code": null,
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"s": 171,
"text": "According to Wikipedia."
},
{
"code": null,
"e": 381,
"s": 195,
"text": "Vector space model or term vector model is an algebraic model for representing text documents (and any objects, in general) as vectors of identifiers, such as, fo... |
How I used Python to Collect Data from any Website | Towards Data Science | There are moments while working when you realize that you may need a large amount of data in a short amount of time. These could be instances when your boss or customer wants a specific set of information from a specific website. Maybe they want you to collect over a thousand pieces of information or data from said web... | [
{
"code": null,
"e": 517,
"s": 172,
"text": "There are moments while working when you realize that you may need a large amount of data in a short amount of time. These could be instances when your boss or customer wants a specific set of information from a specific website. Maybe they want you to co... |
Distributed DBMS - Quick Guide | For proper functioning of any organization, there’s a need for a well-maintained database. In the recent past, databases used to be centralized in nature. However, with the increase in globalization, organizations tend to be diversified across the globe. They may choose to distribute data over local servers instead of ... | [
{
"code": null,
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"text": "For proper functioning of any organization, there’s a need for a well-maintained database. In the recent past, databases used to be centralized in nature. However, with the increase in globalization, organizations tend to be diversified across the globe... |
Give the examples of a context free language that are not regular? | A context-free grammar (CFG) consisting of a finite set of grammar rules is a quadruple (V, T, P, S)
Where,
V is a variable (non terminals).
V is a variable (non terminals).
T is a set of terminals.
T is a set of terminals.
P is a set of rules, P: V→ (V ∪ T)*, i.e., the left-hand sides of the production rule. P does ha... | [
{
"code": null,
"e": 1163,
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"text": "A context-free grammar (CFG) consisting of a finite set of grammar rules is a quadruple (V, T, P, S)"
},
{
"code": null,
"e": 1170,
"s": 1163,
"text": "Where,"
},
{
"code": null,
"e": 1203,
"s": 1170,
"text": "V i... |
Linear Regression. A unification of Maximum Likelihood... | by William Fleshman | Towards Data Science | I recently wrote about maximum likelihood estimation in my ongoing series on the fundamentals of machine learning:
towardsdatascience.com
In that post, we learned what it means to “model” data, and then how to use MLE to find the parameters of our model. In this post, we’re going to dive into linear regression, one of ... | [
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MySQL - CONVERT_TZ() Function | The DATE, DATETIME and TIMESTAMP datatypes in MySQL are used to store the date, date and time, time stamp values respectively. Where a time stamp is a numerical value representing the number of milliseconds from '1970-01-01 00:00:01' UTC (epoch) to the specified time. MySQL provides a set of functions to manipulate the... | [
{
"code": null,
"e": 2664,
"s": 2333,
"text": "The DATE, DATETIME and TIMESTAMP datatypes in MySQL are used to store the date, date and time, time stamp values respectively. Where a time stamp is a numerical value representing the number of milliseconds from '1970-01-01 00:00:01' UTC (epoch) to the ... |
Python | Convert key-value pair comma separated string into dictionary | 19 Jun, 2020
Given a string, with different key-value pairs separated with commas, the task is to convert that string into the dictionary. These types of problems are common in web development where we fetch arguments from queries or get a response in the form of strings. Given below are a few methods to solve the task... | [
{
"code": null,
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"text": "\n19 Jun, 2020"
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{
"code": null,
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"text": "Given a string, with different key-value pairs separated with commas, the task is to convert that string into the dictionary. These types of problems are common in web develop... |
Python – Remove suffix from string list | 14 Jun, 2022
Sometimes, while working with data, we can have a problem in which we need to filter the strings list in such a way that strings ending with specific suffix are removed. Let’s discuss certain ways in which this task can be performed.
Method #1 : Using loop + remove() + endswith() The combination of above ... | [
{
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"text": "\n14 Jun, 2022"
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{
"code": null,
"e": 263,
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"text": "Sometimes, while working with data, we can have a problem in which we need to filter the strings list in such a way that strings ending with specific suffix are removed. Let’s... |
Java Program to Access the Part of List as List | 06 Jul, 2021
A List is an ordered sequence of elements stored together to form a collection. A list can contain duplicate as well as null entries. A list allows us to perform index-based operations, that is additions, deletions, manipulations, and positional access. Java provides an in-built interface <<java.util>> to ... | [
{
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"text": "\n06 Jul, 2021"
},
{
"code": null,
"e": 389,
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"text": "A List is an ordered sequence of elements stored together to form a collection. A list can contain duplicate as well as null entries. A list allows us to perform index-based o... |
Matplotlib.pyplot.annotate() in Python | 12 Apr, 2020
Matplotlib is a library in Python and it is numerical – mathematical extension for NumPy library. Pyplot is a state-based interface to a Matplotlib module which provides a MATLAB-like interface.
The annotate() function in pyplot module of matplotlib library is used to annotate the point xy with text s.
Syn... | [
{
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"s": 0,
"text": "\n12 Apr, 2020"
},
{
"code": null,
"e": 223,
"s": 28,
"text": "Matplotlib is a library in Python and it is numerical – mathematical extension for NumPy library. Pyplot is a state-based interface to a Matplotlib module which provides a MAT... |
time.Minutes() Function in Golang With Examples | 21 Apr, 2020
In Go language, time packages supplies functionality for determining as well as viewing time. The Minutes() function in Go language is used to find the duration of time in the form of a floating-point number of minutes. Moreover, this function is defined under the time package. Here, you need to import the... | [
{
"code": null,
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{
"code": null,
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"text": "In Go language, time packages supplies functionality for determining as well as viewing time. The Minutes() function in Go language is used to find the duration of time in the... |
PHP | checkdate() Function | 10 Sep, 2021
The checkdate() function is a built-in function in PHP which checks the validity of the date passed in the arguments. It accepts the date in the format mm/dd/yyyy. The function returns a boolean value. It returns true if the date is a valid one, else it returns false.
Syntax:
checkdate ( $month, $day, ... | [
{
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{
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"text": "The checkdate() function is a built-in function in PHP which checks the validity of the date passed in the arguments. It accepts the date in the format mm/dd/yyyy. The functio... |
HTML5 <header> Tag | 17 Mar, 2022
The <header> tag in HTML is used to define the header for a document or a section as it contains the information related to the title and heading of the related content. The <header> element is intended to usually contain the section’s heading (an h1-h6 element or an <hgroup> element), but this is not requ... | [
{
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"code": null,
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"text": "The <header> tag in HTML is used to define the header for a document or a section as it contains the information related to the title and heading of the related content. The ... |
Download music tracks, playlists, albums from Spotify using spotDL | 23 Sep, 2021
SpotDL is a cross-platform command-line utility written in Python via which we can download albums, playlists, individual tracks from Spotify. It is open-sourced and made available under the MIT License. It also applies metadata gathered from Spotify such as:
Track Name and Number
Album Name
Album Cover
Ar... | [
{
"code": null,
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{
"code": null,
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"text": "SpotDL is a cross-platform command-line utility written in Python via which we can download albums, playlists, individual tracks from Spotify. It is open-sourced and made ava... |
Perl | Classes in OOP | 11 Mar, 2022
In this modern world, where the use of programming has moved to its maximum and has its application in each and every work of our lives, we need to adapt ourselves to such programming paradigms that are directly linked to the real-world examples. There has been a drastic change in the competitiveness and t... | [
{
"code": null,
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"text": "\n11 Mar, 2022"
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{
"code": null,
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"text": "In this modern world, where the use of programming has moved to its maximum and has its application in each and every work of our lives, we need to adapt ourselves to such pro... |
How to Show all Columns in the SQLite Database using Python ? | 30 Apr, 2021
In this article, we will discuss how we can show all columns of a table in the SQLite database from Python using the sqlite3 module.
Connect to a database using the connect() method.
Create a cursor object and use that cursor object created to execute queries in order to create a table and insert values i... | [
{
"code": null,
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"text": "\n30 Apr, 2021"
},
{
"code": null,
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"text": "In this article, we will discuss how we can show all columns of a table in the SQLite database from Python using the sqlite3 module. "
},
{
"code": null,
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NVIDIA DALI: Speeding up PyTorch. Some techniques to improve DALI... | by Pieterluitjens | Towards Data Science | TL;DR: I showcase some techniques to improve DALI resource usage & create a completely CPU-based pipeline. These techniques stabilize long-term memory usage and allow for ~50% larger batch size compared to the example CPU & GPU pipelines provided with the DALI package. Testing with a Tesla V100 accelerator shows that P... | [
{
"code": null,
"e": 464,
"s": 47,
"text": "TL;DR: I showcase some techniques to improve DALI resource usage & create a completely CPU-based pipeline. These techniques stabilize long-term memory usage and allow for ~50% larger batch size compared to the example CPU & GPU pipelines provided with the ... |
SWING - MouseEvent Class | This event indicates that a mouse action occurred in a component. This low-level event is generated by a component object for Mouse Events and Mouse motion events. This event is generated when −
A mouse button is pressed.
A mouse button is pressed.
A mouse button is released.
A mouse button is released.
A mouse button ... | [
{
"code": null,
"e": 1958,
"s": 1763,
"text": "This event indicates that a mouse action occurred in a component. This low-level event is generated by a component object for Mouse Events and Mouse motion events. This event is generated when −"
},
{
"code": null,
"e": 1985,
"s": 1958,
... |
How to read inputs as integers in C#? | To read inputs as integers in C#, use the Convert.ToInt32() method.
res = Convert.ToInt32(val);
Let us see how −
The Convert.ToInt32 converts the specified string representation of a number to an equivalent 32-bit signed integer.
Firstly, read the console input −
string val;
val = Console.ReadLine();
After reading, con... | [
{
"code": null,
"e": 1130,
"s": 1062,
"text": "To read inputs as integers in C#, use the Convert.ToInt32() method."
},
{
"code": null,
"e": 1158,
"s": 1130,
"text": "res = Convert.ToInt32(val);"
},
{
"code": null,
"e": 1175,
"s": 1158,
"text": "Let us see how ... |
Class getDeclaredConstructors() method in Java with Examples - GeeksforGeeks | 05 Jun, 2021
The getDeclaredConstructors() method of java.lang.Class class is used to get the constructors of this class, which are the constructors that are private, public, protected or default. The method returns the constructors of this class in the form of array of Constructor objects. Syntax:
public Constructor... | [
{
"code": null,
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"s": 23529,
"text": "\n05 Jun, 2021"
},
{
"code": null,
"e": 23846,
"s": 23557,
"text": "The getDeclaredConstructors() method of java.lang.Class class is used to get the constructors of this class, which are the constructors that are private, public, p... |
How to change the number of breaks on a datetime axis with R and ggplot2 | by Douglas Watson | Towards Data Science | It took me a surprising amount of time to find how to change the tick interval on ggplot2 datetime axes, without manually specifying the date of each position. The solution is surprisingly simple and clear once you know the syntax:
scale_x_datetime(breaks = date_breaks("12 hours"))
This places a break every 12 hours. T... | [
{
"code": null,
"e": 403,
"s": 171,
"text": "It took me a surprising amount of time to find how to change the tick interval on ggplot2 datetime axes, without manually specifying the date of each position. The solution is surprisingly simple and clear once you know the syntax:"
},
{
"code": n... |
A very simple demo of interactive controls on Jupyter notebook | by Tirthajyoti Sarkar | Towards Data Science | Project Jupyter/IPython has left one of the biggest degrees of impact on how a data scientist can quickly test and prototype his/her idea and showcase the work to peers and open-source community. It is a non-profit, open-source project, born out of the IPython Project in 2014, which rapidly evolved to support interacti... | [
{
"code": null,
"e": 572,
"s": 171,
"text": "Project Jupyter/IPython has left one of the biggest degrees of impact on how a data scientist can quickly test and prototype his/her idea and showcase the work to peers and open-source community. It is a non-profit, open-source project, born out of the IP... |
Apache Commons CLI - Quick Guide | The Apache Commons CLI are the components of the Apache Commons which are derived from Java API and provides an API to parse command line arguments/options which are passed to the programs. This API also enables to print help related to options available.
Command line processing comprises of three stages. These stages ... | [
{
"code": null,
"e": 1975,
"s": 1719,
"text": "The Apache Commons CLI are the components of the Apache Commons which are derived from Java API and provides an API to parse command line arguments/options which are passed to the programs. This API also enables to print help related to options availabl... |
How to convert comma seperated java string to an array. | Yes, use String.split() method to do it. See the example below −
public class Tester {
public static void main(String[] args) {
String text = "This,is,a,comma,seperated,string.";
String[] array = text.split(",");
for(String value:array) {
System.out.print(value + " ");
}
}
}
This ... | [
{
"code": null,
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"text": "Yes, use String.split() method to do it. See the example below −"
},
{
"code": null,
"e": 1377,
"s": 1127,
"text": "public class Tester {\n public static void main(String[] args) {\n String text = \"This,is,a,comma,seperated,s... |
Difference between mutable and immutable object | In Java, state of the immutable object can’t be modified after it is created b ut definitely reference other objects. They are very useful in multithreading environment because multiple threads can’t change the state of the object so immutable objects are thread safe. Immutable objects are very helpful to avoid tempora... | [
{
"code": null,
"e": 1428,
"s": 1062,
"text": "In Java, state of the immutable object can’t be modified after it is created b ut definitely reference other objects. They are very useful in multithreading environment because multiple threads can’t change the state of the object so immutable objects a... |
How to predict the success of your marketing campaign | by Nikolas Schriefer | Towards Data Science | In this article I am going to walk you through the process of building, training and evaluating a prediction model for the number of ad impressions delivered in a digital marketing campaign. All the techniques can be analogously applied to other regression problems, especially to predict various campaign performance me... | [
{
"code": null,
"e": 921,
"s": 172,
"text": "In this article I am going to walk you through the process of building, training and evaluating a prediction model for the number of ad impressions delivered in a digital marketing campaign. All the techniques can be analogously applied to other regressio... |
Angular 10 (blur) Event - GeeksforGeeks | 04 Jul, 2021
In this article, we are going to see what is blur event in Angular 10 and how to use it. The blur event is triggered when an element loses its focus.
Syntax:
<input (blur)='functionName()'/>
NgModule: Module used by blur event is:
CommonModule
Approach:
Create an Angular app to be used.
In app.component.ts... | [
{
"code": null,
"e": 26354,
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"text": "\n04 Jul, 2021"
},
{
"code": null,
"e": 26504,
"s": 26354,
"text": "In this article, we are going to see what is blur event in Angular 10 and how to use it. The blur event is triggered when an element loses its focus."
},
{
... |
How to Create Animated Navigation Bar with Hover Effect using HTML and CSS ? - GeeksforGeeks | 11 May, 2020
The Navigation bar or navbar or menu-bar is the most important component of any web or mobile application. The user can only navigate from one page to another page through this menu. It is usually provided at the top of the website to provide a better UX (user experience).
Approach: The approach is to crea... | [
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"code": null,
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"text": "\n11 May, 2020"
},
{
"code": null,
"e": 26707,
"s": 26433,
"text": "The Navigation bar or navbar or menu-bar is the most important component of any web or mobile application. The user can only navigate from one page to another page... |
java.nio.file.FileSystems Class in Java - GeeksforGeeks | 21 Apr, 2021
java.nio.file.FileSystems class acts as a factory for creating new file systems. This class provides methods for creating file systems. This file system act as factories for creating different objects like Path, PathMatcher, UserPrincipalLookupService, and WatchService. This object helps to access the file... | [
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"code": null,
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},
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"code": null,
"e": 25572,
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"text": "java.nio.file.FileSystems class acts as a factory for creating new file systems. This class provides methods for creating file systems. This file system act as fac... |
How to Install Scala IDE For Eclipse? - GeeksforGeeks | 06 Dec, 2021
In this tutorial, we’ll look at how to set up the Eclipse IDE for Scala. This tutorial is for those who are new to Scala.
Eclipse (Install link) if you don’t know how to install Eclipse then refer to this article.
JDK 11 (you may use JDK 6 onwards)
Note: If you do not have JDK installed, you may get them f... | [
{
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"text": "\n06 Dec, 2021"
},
{
"code": null,
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"text": "In this tutorial, we’ll look at how to set up the Eclipse IDE for Scala. This tutorial is for those who are new to Scala."
},
{
"code": null,
"e": 2641... |
Pendant Vertices, Non-Pendant Vertices, Pendant Edges and Non-Pendant Edges in Graph - GeeksforGeeks | 06 Apr, 2022
Pre-requisites: Handshaking theorem.
Let G be a graph, A vertex v of G is called a pendant vertex if and only if v has degree 1. In other words, pendant vertices are the vertices that have degree 1, also called pendant vertex.
Note: Degree = number of edges connected to a vertex
In the case of trees, a pe... | [
{
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},
{
"code": null,
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"text": "Pre-requisites: Handshaking theorem."
},
{
"code": null,
"e": 26539,
"s": 26348,
"text": "Let G be a graph, A vertex v of G is called a pendant... |
Reading Images With Python - Tkinter - GeeksforGeeks | 20 Oct, 2021
There are numerous tools for designing GUI (Graphical User Interface) in Python such as tkinter, wxPython, JPython, etc where Tkinter is the standard Python GUI library, it provides a simple and efficient way to create GUI applications in Python.
In order to do various operations and manipulations on image... | [
{
"code": null,
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"s": 25665,
"text": "\n20 Oct, 2021"
},
{
"code": null,
"e": 25940,
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"text": "There are numerous tools for designing GUI (Graphical User Interface) in Python such as tkinter, wxPython, JPython, etc where Tkinter is the standard Python GUI li... |
Star Height of Regular Expression and Regular Language - GeeksforGeeks | 19 Mar, 2018
The star height relates to the field of theoretical of computation (TOC). It is used to indicate the structural complexity of regular expressions and regular languages. Here complexity, relates to the maximum nesting depth of Kleene stars present in a regular expression.It may be noted here that a regular ... | [
{
"code": null,
"e": 31055,
"s": 31027,
"text": "\n19 Mar, 2018"
},
{
"code": null,
"e": 31922,
"s": 31055,
"text": "The star height relates to the field of theoretical of computation (TOC). It is used to indicate the structural complexity of regular expressions and regular langu... |
Splitting a Numeric String - GeeksforGeeks | 23 Feb, 2022
Given a numeric string (length <= 32), split it into two or more integers( if possible), such that 1) Difference between current and previous number is 1.2) No number contains leading zeroes If it is possible to separate a given numeric string then print “Possible” followed by the first number of the incre... | [
{
"code": null,
"e": 26517,
"s": 26489,
"text": "\n23 Feb, 2022"
},
{
"code": null,
"e": 26878,
"s": 26517,
"text": "Given a numeric string (length <= 32), split it into two or more integers( if possible), such that 1) Difference between current and previous number is 1.2) No num... |
XML | Syntax - GeeksforGeeks | 22 Apr, 2019
Prerequisite: XML | Basics
In this article, we are going to discuss XML syntax rule which is used while writing an XML document or an XML application. It is a very simple and straight forward to learn and code.Below is a complete XML document to discuss each component in detail.
<?xml version="1.0" encodin... | [
{
"code": null,
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"s": 25429,
"text": "\n22 Apr, 2019"
},
{
"code": null,
"e": 25484,
"s": 25457,
"text": "Prerequisite: XML | Basics"
},
{
"code": null,
"e": 25737,
"s": 25484,
"text": "In this article, we are going to discuss XML syntax rule which ... |
Finding nth term of any Polynomial Sequence - GeeksforGeeks | CoursesFor Working ProfessionalsLIVEDSA Live ClassesSystem DesignJava Backend DevelopmentFull Stack LIVEExplore MoreSelf-PacedDSA- Self PacedSDE TheoryMust-Do Coding QuestionsExplore MoreFor StudentsLIVECompetitive ProgrammingData Structures with C++Data ScienceExplore MoreSelf-PacedDSA- Self PacedCIPJAVA / Python / C+... | [
{
"code": null,
"e": 419,
"s": 0,
"text": "CoursesFor Working ProfessionalsLIVEDSA Live ClassesSystem DesignJava Backend DevelopmentFull Stack LIVEExplore MoreSelf-PacedDSA- Self PacedSDE TheoryMust-Do Coding QuestionsExplore MoreFor StudentsLIVECompetitive ProgrammingData Structures with C++Data Sc... |
Upload Progress Bar in PHP - GeeksforGeeks | 17 Jul, 2019
XAMPP is a free and open source cross-platform web server solution stack package developed by Apache which allows a web application to be easily tested on the local web server. But when it comes to uploading files to the server using PHP it is a headache. In most of the cases, PHP servers do not allow to u... | [
{
"code": null,
"e": 26497,
"s": 26469,
"text": "\n17 Jul, 2019"
},
{
"code": null,
"e": 26848,
"s": 26497,
"text": "XAMPP is a free and open source cross-platform web server solution stack package developed by Apache which allows a web application to be easily tested on the loca... |
Scala Set count() method with example - GeeksforGeeks | 15 Oct, 2019
The count() method is utilized to count the number of elements in the set.
Method Definition: def count(p: (A) => Boolean): Int
Return Type: It returns the number of elements present in the set.
Example #1:
// Scala program of count()// method // Creating object object GfG { // Main method def m... | [
{
"code": null,
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"text": "\n15 Oct, 2019"
},
{
"code": null,
"e": 25376,
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"text": "The count() method is utilized to count the number of elements in the set."
},
{
"code": null,
"e": 25429,
"s": 25376,
"text": "Method Definiti... |
What is a clearfix? - GeeksforGeeks | 29 Oct, 2021
A clearfix is a way for an element to automatically clear or fix its elements so that it does not need to add additional markup. It is generally used in float layouts where elements are floated to be stacked horizontally. If the element is taller than the element containing it then use the overflow propert... | [
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"text": "\n29 Oct, 2021"
},
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"code": null,
"e": 26320,
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"text": "A clearfix is a way for an element to automatically clear or fix its elements so that it does not need to add additional markup. It is generally used in float layo... |
Display Hostname and IP address in Python - GeeksforGeeks | 05 Oct, 2021
There are many ways to find hostname and IP address of a local machine. Here is a simple method to find hostname and IP address using python code. Library used – socket: This module provides access to the BSD socket interface. It is available on all modern Unix systems, Windows, MacOS, and probably additio... | [
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"code": null,
"e": 26349,
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"text": "There are many ways to find hostname and IP address of a local machine. Here is a simple method to find hostname and IP address using python code. Library used – s... |
Time Series Analysis using Facebook Prophet in R Programming - GeeksforGeeks | 22 Jul, 2020
Time Series Analysis is a way of analysing and learning the behaviour of datasets over a period. Moreover, it helps in learning the behavior of the dataset by plotting the time series object on the graph. In R programming, it can be easily performed by using ts() function that takes the data vector and con... | [
{
"code": null,
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"text": "\n22 Jul, 2020"
},
{
"code": null,
"e": 26864,
"s": 26487,
"text": "Time Series Analysis is a way of analysing and learning the behaviour of datasets over a period. Moreover, it helps in learning the behavior of the dataset by plot... |
Arrange given numbers to form the biggest number | Set 2 - GeeksforGeeks | 04 Jun, 2020
Given an array of non-negative numbers(of Integer Range), they are needed to be arranged in some order such that it gives the max number. For example given array is A[1, 34, 3, 98, 9, 76, 45, 4, 12, 121]. if we arrange these numbers in the following order, A[9, 98, 76, 45, 4, 34, 3, 12, 121, 1], then by jo... | [
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"code": null,
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"text": "\n04 Jun, 2020"
},
{
"code": null,
"e": 27125,
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"text": "Given an array of non-negative numbers(of Integer Range), they are needed to be arranged in some order such that it gives the max number. For example given array i... |
Mixture and Alligation | Set 2 - GeeksforGeeks | 08 Sep, 2021
Question 1: 30 litres of a mixture of milk and water contains 10% of water, the water to be added, to make the water content 25% in the new mixture. Find how many litres water will be added? Solution : Water in the 30 litre of mixture = 30 x 10/100 = 3 litres Milk in the mixture = 30 – 3 = 27 litres Let x ... | [
{
"code": null,
"e": 24903,
"s": 24875,
"text": "\n08 Sep, 2021"
},
{
"code": null,
"e": 25382,
"s": 24903,
"text": "Question 1: 30 litres of a mixture of milk and water contains 10% of water, the water to be added, to make the water content 25% in the new mixture. Find how many ... |
Creating And Fitting A Regression Model In Julia | by Emmett Boudreau | Towards Data Science | Lathe 0.0.9 has just been merged to the Master branch, and with it comes a host of new features that will certainly be exciting to show off. Machine-learning in Julia is now easier than it has ever been before. The only issues currently facing machine-learning in Julia are the lack of a Python-size ecosystem, and the l... | [
{
"code": null,
"e": 614,
"s": 171,
"text": "Lathe 0.0.9 has just been merged to the Master branch, and with it comes a host of new features that will certainly be exciting to show off. Machine-learning in Julia is now easier than it has ever been before. The only issues currently facing machine-lea... |
Bootstrap - Jumbotron | This chapter will discuss one more feature that Bootstrap supports, the Jumbotron. As the name suggest this component can optionally increase the size of headings and add a lot of margin for landing page content. To use the Jumbotron −
Create a container <div> with the class of .jumbotron.
Create a container <div> with... | [
{
"code": null,
"e": 3567,
"s": 3331,
"text": "This chapter will discuss one more feature that Bootstrap supports, the Jumbotron. As the name suggest this component can optionally increase the size of headings and add a lot of margin for landing page content. To use the Jumbotron −"
},
{
"co... |
MySQL query to display structure of a table | To display structure of a table, following is the syntax −
show create table yourTableName;
Let us first create a table −
mysql> create table DemoTable
-> (
-> Id int NOT NULL AUTO_INCREMENT PRIMARY KEY,
-> EmployeeFirstName varchar(100),
-> EmployeeLastName varchar(100),
-> EmployeeAge int,
-> isMarr... | [
{
"code": null,
"e": 1121,
"s": 1062,
"text": "To display structure of a table, following is the syntax −"
},
{
"code": null,
"e": 1154,
"s": 1121,
"text": "show create table yourTableName;"
},
{
"code": null,
"e": 1184,
"s": 1154,
"text": "Let us first create... |
Render 3D meshes with PyTorch3D | Adele Kuzmiakova | Towards Data Science | 3D understanding plays a critical role in numerous applications ranging from self-driving cars and autonomous robots to virtual reality and augmented reality. Over the past year, PyTorch3D has become an increasingly popular open-source framework for 3D deep learning with Python. Gratefully, the folks behind the PyTorch... | [
{
"code": null,
"e": 750,
"s": 172,
"text": "3D understanding plays a critical role in numerous applications ranging from self-driving cars and autonomous robots to virtual reality and augmented reality. Over the past year, PyTorch3D has become an increasingly popular open-source framework for 3D de... |
How to extract data from a Matplotlib plot? | To extract data from a plot in matplotlib, we can use get_xdata() and get_ydata() methods.
Set the figure size and adjust the padding between and around the subplots.
Create y data points using numpy.
Plot y data points with color=red and linewidth=5.
Print a statment for data extraction.
Use get_xdata() and get_ydata(... | [
{
"code": null,
"e": 1153,
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"text": "To extract data from a plot in matplotlib, we can use get_xdata() and get_ydata() methods."
},
{
"code": null,
"e": 1229,
"s": 1153,
"text": "Set the figure size and adjust the padding between and around the subplots."
},
{
"... |
Implementing DBSCAN algorithm using Sklearn - GeeksforGeeks | 06 Jun, 2019
Prerequisites: DBSCAN Algorithm
Density Based Spatial Clustering of Applications with Noise(DBCSAN) is a clustering algorithm which was proposed in 1996. In 2014, the algorithm was awarded the ‘Test of Time’ award at the leading Data Mining conference, KDD.
Dataset – Credit Card.
Step 1: Importing the requ... | [
{
"code": null,
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"text": "\n06 Jun, 2019"
},
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"code": null,
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"text": "Prerequisites: DBSCAN Algorithm"
},
{
"code": null,
"e": 24267,
"s": 24041,
"text": "Density Based Spatial Clustering of Applications with Nois... |
Python Tweepy – Getting the number of tweets a user has tweeted - GeeksforGeeks | 18 Jun, 2020
In this article we will see how we can get number of statuses/tweets a user has tweeted/updated. The statuses_count attribute provides us with an integer which denotes the number of statuses the user has posted.
Identifying the date when a user was created in the GUI :
In the above mentioned profile, numbe... | [
{
"code": null,
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"text": "\n18 Jun, 2020"
},
{
"code": null,
"e": 24313,
"s": 24101,
"text": "In this article we will see how we can get number of statuses/tweets a user has tweeted/updated. The statuses_count attribute provides us with an integer which den... |
Visualizing marginal effects using ggeffects in R | by Matthieu Renard | Towards Data Science | It’s a known dilemma: You know that your variable X1 impacts your variable Y, and you can show it in a regression analysis, but it is hard to show it graphically. The reason is that there is another variable impacting Y, namely X2, and only after the effect of X2 is taken into account does the effect of X1 on Y appear.... | [
{
"code": null,
"e": 588,
"s": 171,
"text": "It’s a known dilemma: You know that your variable X1 impacts your variable Y, and you can show it in a regression analysis, but it is hard to show it graphically. The reason is that there is another variable impacting Y, namely X2, and only after the effe... |
NHibernate - Cascades | In this chapter, we will be covering how to use the Cascade feature. If you have a set or a collection of items or a relationship between two classes such as our customer and order and have a foreign key relationship. If we delete the customer by default, NHibernate doesn't do anything to the child objects, so the ones... | [
{
"code": null,
"e": 2717,
"s": 2333,
"text": "In this chapter, we will be covering how to use the Cascade feature. If you have a set or a collection of items or a relationship between two classes such as our customer and order and have a foreign key relationship. If we delete the customer by defaul... |
Rat in a Maze | Backtracking-2 - GeeksforGeeks | 22 Apr, 2022
We have discussed Backtracking and Knight’s tour problem in Set 1. Let us discuss Rat in a Maze as another example problem that can be solved using Backtracking.
A Maze is given as N*N binary matrix of blocks where source block is the upper left most block i.e., maze[0][0] and destination block is lower ri... | [
{
"code": null,
"e": 34205,
"s": 34177,
"text": "\n22 Apr, 2022"
},
{
"code": null,
"e": 34367,
"s": 34205,
"text": "We have discussed Backtracking and Knight’s tour problem in Set 1. Let us discuss Rat in a Maze as another example problem that can be solved using Backtracking."
... |
Python - Create Nested Dictionary using given List - GeeksforGeeks | 29 Aug, 2020
Given a list and dictionary, map each element of list with each item of dictionary, forming nested dictionary as value.
Input : test_dict = {‘Gfg’ : 4, ‘best’ : 9}, test_list = [8, 2]Output : {8: {‘Gfg’: 4}, 2: {‘best’: 9}}Explanation : Index-wise key-value pairing from list [8] to dict {‘Gfg’ : 4} and so ... | [
{
"code": null,
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"text": "\n29 Aug, 2020"
},
{
"code": null,
"e": 25767,
"s": 25647,
"text": "Given a list and dictionary, map each element of list with each item of dictionary, forming nested dictionary as value."
},
{
"code": null,
"e": 25958,... |
Console.SetCursorPosition() Method in C# - GeeksforGeeks | 14 Mar, 2019
Console.SetCursorPosition(Int32, Int32) Method is used to set the position of cursor. Basically, it specifies where the next write operation will begin in the console window. The window origin changes automatically to make the cursor visible if the specified cursor position is outside the area that is curr... | [
{
"code": null,
"e": 24494,
"s": 24466,
"text": "\n14 Mar, 2019"
},
{
"code": null,
"e": 24838,
"s": 24494,
"text": "Console.SetCursorPosition(Int32, Int32) Method is used to set the position of cursor. Basically, it specifies where the next write operation will begin in the cons... |
C Program for Round Robin scheduling | We are given with the n processes with their corresponding burst time and time quantum and the task is to find the average waiting time and average turnaround time and display the result.
What is Round Robin Scheduling?
Round robin is a CPU scheduling algorithm that is designed especially for time sharing systems. It i... | [
{
"code": null,
"e": 1250,
"s": 1062,
"text": "We are given with the n processes with their corresponding burst time and time quantum and the task is to find the average waiting time and average turnaround time and display the result."
},
{
"code": null,
"e": 1282,
"s": 1250,
"te... |
Amazon Interview Experience for FTE | On-Campus 2020(Virtual) - GeeksforGeeks | 27 Nov, 2020
Online Coding Round: 2 Coding questions based on tree and graph.
Round – 1 (60 Minutes):
In a range of m and n print all the numbers having consecutive difference 1 between digits. (3 Approach)Arrival and Departure of the train is given, you have to calculate the minimum number of Stations(2 Approach)
In a... | [
{
"code": null,
"e": 26811,
"s": 26783,
"text": "\n27 Nov, 2020"
},
{
"code": null,
"e": 26876,
"s": 26811,
"text": "Online Coding Round: 2 Coding questions based on tree and graph."
},
{
"code": null,
"e": 26900,
"s": 26876,
"text": "Round – 1 (60 Minutes):"
... |
LinkedList add() Method in Java With Examples - GeeksforGeeks | 15 Nov, 2021
LinkedList is a class implementation of the LinkedList data structure which is a linear data structure where the elements are not stored in contiguous locations and every element is a separate object with a data part and address part. As we all know that class contains various methods so do here we will be... | [
{
"code": null,
"e": 25772,
"s": 25744,
"text": "\n15 Nov, 2021"
},
{
"code": null,
"e": 26197,
"s": 25772,
"text": "LinkedList is a class implementation of the LinkedList data structure which is a linear data structure where the elements are not stored in contiguous locations an... |
Material UI Button Component - GeeksforGeeks | 14 Apr, 2021
Material-UI is a user interface library that provides predefined and customizable React components for faster and easy web development, these Material-UI components are based on top of Material Design by Google. In this article let’s discuss the Typography component in the Material-UI library.
Buttons are ... | [
{
"code": null,
"e": 24708,
"s": 24680,
"text": "\n14 Apr, 2021"
},
{
"code": null,
"e": 25003,
"s": 24708,
"text": "Material-UI is a user interface library that provides predefined and customizable React components for faster and easy web development, these Material-UI component... |
How to install Tkinter in Python? | Tkinter is a standard library in Python which is used for GUI application. Tkinter has various controls which are used to build a GUI-based application.
To install Tkinter, we need Python pre-installed. Tkinter actually comes along when we install Python. While installing Python, we need to check the td/tk and IDLE che... | [
{
"code": null,
"e": 1215,
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"text": "Tkinter is a standard library in Python which is used for GUI application. Tkinter has various controls which are used to build a GUI-based application."
},
{
"code": null,
"e": 1458,
"s": 1215,
"text": "To install Tkinter, we need P... |
K-Means Clustering of University Data | by Chris Woodard | Towards Data Science | Hello everybody! For this project, I want to introduce K-means clustering, one of the most common clustering algorithms in machine learning. Along the way, we’ll do some exploratory data analysis to understand more about a dataset about universities.
For those of you who may be new to machine learning, clustering is an... | [
{
"code": null,
"e": 422,
"s": 171,
"text": "Hello everybody! For this project, I want to introduce K-means clustering, one of the most common clustering algorithms in machine learning. Along the way, we’ll do some exploratory data analysis to understand more about a dataset about universities."
}... |
TypeScript - Arrays | The use of variables to store values poses the following limitations −
Variables are scalar in nature. In other words, a variable declaration can only contain a single at a time. This means that to store n values in a program n variable declarations will be needed. Hence, the use of variables is not feasible when one n... | [
{
"code": null,
"e": 2119,
"s": 2048,
"text": "The use of variables to store values poses the following limitations −"
},
{
"code": null,
"e": 2413,
"s": 2119,
"text": "Variables are scalar in nature. In other words, a variable declaration can only contain a single at a time. Thi... |
Everything to know about lists in Python | Nouman | Towards Data Science | Lists in Python, or arrays in other programming languages, are basically a compound data structure that can hold basically a list of items. This article serves as a beginner-friendly way to start with lists in Python. We are going to cover a lot about lists in this article so let’s get started!!
Here’s a list of topics... | [
{
"code": null,
"e": 469,
"s": 172,
"text": "Lists in Python, or arrays in other programming languages, are basically a compound data structure that can hold basically a list of items. This article serves as a beginner-friendly way to start with lists in Python. We are going to cover a lot about lis... |
Python Pandas - Format Timedelta as ISO 8601 | To format Timedelta as ISO 8601, use the timedelta.isoformat() method. At first, import the required libraries −
import pandas as pd
Create a Timedelta object
timedelta = pd.Timedelta('4 days 11 hours 38 min 20 s 35 ms 55 ns')
Display the Timedelta
print("Timedelta...\n", timedelta)
Format as ISO 8601
timedelta.isoform... | [
{
"code": null,
"e": 1175,
"s": 1062,
"text": "To format Timedelta as ISO 8601, use the timedelta.isoformat() method. At first, import the required libraries −"
},
{
"code": null,
"e": 1195,
"s": 1175,
"text": "import pandas as pd"
},
{
"code": null,
"e": 1221,
"s... |
Formatted output in Java - GeeksforGeeks | 10 Feb, 2022
Sometimes in Competitive programming, it is essential to print the output in a given specified format. Most users are familiar with printf function in C. Let us discuss how we can format the output in Java.
There are different ways in which we can format output in Java. Some of them are given below.
Using ... | [
{
"code": null,
"e": 24369,
"s": 24341,
"text": "\n10 Feb, 2022"
},
{
"code": null,
"e": 24576,
"s": 24369,
"text": "Sometimes in Competitive programming, it is essential to print the output in a given specified format. Most users are familiar with printf function in C. Let us di... |
Redis - Connection Echo Command | Redis ECHO command is used to print the given string.
String reply.
Following is the basic syntax of Redis ECHO command.
redis 127.0.0.1:6379> ECHO SAMPLE_STRING
redis 127.0.0.1:6379> ECHO "Hello World"
"Hello World"
22 Lectures
40 mins
Skillbakerystudios
Print
Add Notes
Bookmark this page | [
{
"code": null,
"e": 2099,
"s": 2045,
"text": "Redis ECHO command is used to print the given string."
},
{
"code": null,
"e": 2113,
"s": 2099,
"text": "String reply."
},
{
"code": null,
"e": 2166,
"s": 2113,
"text": "Following is the basic syntax of Redis ECHO... |
How to get screen dimensions in pixels on Android App using Kotlin? | This example demonstrates how to get screen dimensions in pixels on the Android App using Kotlin.
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... | [
{
"code": null,
"e": 1160,
"s": 1062,
"text": "This example demonstrates how to get screen dimensions in pixels on the Android App using Kotlin."
},
{
"code": null,
"e": 1289,
"s": 1160,
"text": "Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill a... |
Write a MySQL statements for rollback commit and save points | Theory of Computation
Like other databases, MySQL also provides facility for rollback commit and save points. In this article, we will explain these in details with examples.
The MySQL ROLLBACK command is used to restore the database to the last committed state. Like, suppose we deleted some records from MySQL database... | [
{
"code": null,
"e": 112,
"s": 90,
"text": "Theory of Computation"
},
{
"code": null,
"e": 265,
"s": 112,
"text": "Like other databases, MySQL also provides facility for rollback commit and save points. In this article, we will explain these in details with examples."
},
{
... |
RESTful Web Services - Statelessness | As per the REST architecture, a RESTful Web Service should not keep a client state on the server. This restriction is called Statelessness. It is the responsibility of the client to pass its context to the server and then the server can store this context to process the client's further request. For example, session ma... | [
{
"code": null,
"e": 2252,
"s": 1855,
"text": "As per the REST architecture, a RESTful Web Service should not keep a client state on the server. This restriction is called Statelessness. It is the responsibility of the client to pass its context to the server and then the server can store this conte... |
qmgr - Unix, Linux Command | qmgr [generic Postfix daemon options]
Mail addressed to the local double-bounce address is
logged and discarded. This stops potential loops caused by
undeliverable bounce notifications.
RFC 3463 (Enhanced status codes)
RFC 3464 (Delivery status notifications)
Depending on the setting of the notify_class... | [
{
"code": null,
"e": 10616,
"s": 10577,
"text": "qmgr [generic Postfix daemon options]\n"
},
{
"code": null,
"e": 10767,
"s": 10616,
"text": "\nMail addressed to the local double-bounce address is\nlogged and discarded. This stops potential loops caused by\nundeliverable bounce ... |
HTML Form action Attribute | The HTML form action attribute defines where to send the form data when a form is submitted in an HTML document.
Following is the syntax −
<form action=”URL”></form>
Let us see an example of HTML Form action Attribute −
Live Demo
<!DOCTYPE html>
<html>
<style>
body {
color: #000;
height: 100vh;
ba... | [
{
"code": null,
"e": 1175,
"s": 1062,
"text": "The HTML form action attribute defines where to send the form data when a form is submitted in an HTML document."
},
{
"code": null,
"e": 1201,
"s": 1175,
"text": "Following is the syntax −"
},
{
"code": null,
"e": 1228,
... |
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