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Questions - intervals

How to correctly find intervals between other intervals

I need to come up with an algorithm that can find free intervals on the timeline. There is a time scale. From 00:00 to 24:00. Initially, when there are no vacancies, all the time is free, and the free...
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Vladislav

algorithm

intervals

Votes: 0

Answers: 2

Latest Answer

Turn intervals into pairs of start/end events, sort the events by time, then run through the list and keep a count of how many more start than end. Any stretch of time where the two are equal becomes ...
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btilly

Drop interval of rows in a dataframe based on the value of an object

I am trying to drop intervals of rows in my Dataframes from the maximal value (exclusive) to the rest (end) of the column. Here is an example of one of the column of my df (dflist['time']): 0 0.00...
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Clément Chéry

python

pandas

dataframe

rows

intervals

Votes: 0

Answers: 1

Latest Answer

Return value of pandas.Index() in your example is pandas.Int64Index(). pandas.DataFrame.iloc() allows inputs like a slice object with ints, e.g. 1:7. In your code, no matter v_max_idx which a pandas.I...
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Ynjxsjmh

How to set interval for checking specific URL several times in web scrapper nodejs - puppetteer

I have a web scrapper that checks a URL and screenshots the page for me, I want an interval between every time the URL is being checked as the website is sensitive to too many requests per minute. Her...
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naqib loodin

javascript

node.js

web-scraping

puppeteer

intervals

Votes: 0

Answers: 1

Latest Answer

You can add this below function at end of your code. function blockingWait(seconds) { var waitTill = new Date(new Date().getTime() + seconds * 1000); while(waitTill > new Date()){} } Then ...
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MC Naveen

how to check if date is within the same month as date in another column SQL BQ

I have two date fields in my BQ table. One is start_date and the other one is end_date. DataType for both columns is: DATE. Data looks like this: start_date end_date 2022-02-28 202...
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Chique_Code

sql

date

datetime

google-bigquery

intervals

Votes: 0

Answers: 2

Latest Answer

I'd propose using 'extract' to accomplish this task. Please see below. Schema (MySQL v8.0) CREATE TABLE Date_Table ( `start_date` DATE, `end_date` DATE ); INSERT INTO Date_Table (`start_date`, ...
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Tom E

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