A period of time is an interval, a span of time. You can also use it for questions related to the actual punctuation mark.
Questions tagged [period]
508 questions
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3 answers
Initializing values for the first and last row following a resample operation?
Given for instance a DataFrame with 1h Period, I would like to set 0 & 1 values in a new column whenever a new 5h Period starts and finishes respectively.
Let's consider this input data for instance:
import pandas as pd
from random import seed,…
pierre_j
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1 answer
Query XML Nodes Containing Periods In PowerShell
I have a web based application used to query a number of different servers. There is an XML file that contains all the other servers along with the ports used to communicate with those servers. If I query:
$File.servers.add.parameters
I can see a…
Christopher Cass
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How to plot a period over period chart with 2 different timescales with matplotlib?
I have 2 different stock charts. I like to compare the relative development in 2 different periods which are not of same length. The attached code does that correctly allthough with inefficient code.
What I can't solve is to plot to time axis for…
Chris
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1 answer
Error in Printing Period with JodaTime?
I've have a problem trying to print a given period between two dates.
Let me show you the details, and then i'll put the code :
Date a = May, 20th ,
Date b = June, 19th
Period in between should be 30 days.(or 29, doesn't matter)
But given the code…
josete
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1 answer
R: Calculating the number of occurrences within a specific time period in the past for each unique individual in a dataset in R
I'm attempting to tally the number of times an event occurred for a given individual within a specific period of past time. In this particular case, I need to know, for each new observation (which reflects a single scheduling request), how many…
James DeWeese
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1 answer
How to isolate periods with outliers on dataframe
So I have a dataframe that looks like this :
id epoch value duration
958 1819 2018-01-01 00:00:00.000 1 20
959 1820 2018-01-01 00:20:00.000 2 20
960 1821 2018-01-01 00:40:00.000 3 …
Jinter
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1 answer
Bash script that can print all dates between two iso8601 time periods
I have the following work-in-progress script in bash.
#!/bin/bash
# usage:
# ./script.sh
period_ago() {
if [[ $1 =~ P(([0-9]+)M)?([0-9]+)D ]]; then
local months=${BASH_REMATCH[2]:-0}
local…
Saffik
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1 answer
How to find out if a date is after the end of a period
In this dataset, I want to find out (element-wise) whether date happens after the end of the period given in week.
import pandas as pd
df = pd.DataFrame({
"week": pd.period_range('2018-03-01', '2018-05-01', freq='W'),
"date":…
E. Sommer
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pandas period_range - gaining access to the
pd.period_range(start='2017-01-01', end='2017-01-01', freq='Q') gives me the following:
PeriodIndex(['2017Q1'], dtype='period[Q-DEC]', freq='Q-DEC')
I would like to gain access to '2017Q1' to put it into a different column in the dataframe.
I have a…
wiseass
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1 answer
How to calculate the sum of a date intervall in a data.frame?
I want to calculate the sum of the flooded days for a variable intervall of time. the end of the period is given in a vector or data.frame and I want different length of my time period, e. g. 4 days and 6 days.
How can I create a code, which is…
Nesch
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3 answers
SQL request excluding periods of time
I need to get all DISTINCT users excluding those who are not available according to unavailability periods of time.
The user table:
+------+-----------+--------------------------------------+
| id | firstname | content …
London Smith
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1 answer
Check if a year is in PeriodIndex
I'm having a DataFrame which is indexed by PeriodIndex and need to check if the index contains a year.
Here is a snippet of what I have tried so far:
In [1]: import pandas as pd
In [2]: period_ix = pd.period_range(start='2018-07-01',…
Luan Nguyen
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2 answers
Get total days from Period
I have Period object which comes from api. I have to calculate total days it contains. I found many answers how to get days between two dates, but no one answers how I can get total days exactly from Period object.
E.g:
LocalDate start =…
Squeez
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0 answers
The Period of Data Using TI-BASIC
I'm in basic trigonometry and currently learning how to find equations having been given the data only. I understand the concept pretty well, but I usually make a program in a TI-BASIC for solving my homework because it helps me understand it at a…
Levi Tacomancer
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1
vote
2 answers
Conditional interval periods in PHP
I'm creating a PHP app targetting companies (in Congo), ultimately helping them manage the employees and their statuses.
The legal part is constructed in 3 parts, in order of priority: The labor code, The collective agreement, the rules of…
Max13
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