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Questions tagged [date]

A date is a reference to a particular day represented within a calendar system, and consists of year, month and day. Use for questions about creating, manipulating and storing date information. Use with any relevant language tags.

date
0 votes
0 answers
7 views

getting the latest date for a a duplicated item in r

I have the following dataset. I am trying to get the latest SEnd value for each individual tag (see Desired output) where I have the Tag, Owner and the latest SEnd date. Essentially getting the latest ...
pat's user avatar
  • 95
0 votes
0 answers
12 views

How do I disable any kind of automatic conversion into excel when using xlwings?

When using xlwings, I want to, for example, write the string "4 / 5" into excel. However, if I write. sheet[0,0].value = "4 / 5" I get: string converted to date I do not want to ...
Gustav K's user avatar
-5 votes
1 answer
24 views

how to extract the local time and year when given a UTC time in milliseconds and the timezoneOffset?

In javascript, one is given: UTC milliseconds since 1970 timezoneOffset of the local timezone From the above, how to extract the local time and year implied by the timezoneOffset?
Bear Bile Farming is Torture's user avatar
0 votes
0 answers
27 views

MySQL Date Column Index (NO Datetime)

I have a table with a date column (NO datetime, date only), which I always use to retrieve information by YEAR using BETWEEN. I was wondering if it's more efficient (and faster) to add a column to ...
Outhrics's user avatar
0 votes
0 answers
8 views

On R Identify when a qualitative variable changes from one value to another

On the x-axis I have dates and for each date I have a qualitative variable (colour). I would like to create on R a new df with the date on which my variable changes (e.g. the date from which I turn ...
Pauline Lefranc's user avatar
1 vote
1 answer
41 views

Error: Unable to convert "Invalid Date" into a date in angular

html: <div class="form-group"> <nz-date-picker class="mt-2" formControlName="obsolete_date" [nzDisabledDate]="disabledDate" *ngIf="...
Shawn's user avatar
  • 1,627
-1 votes
0 answers
36 views

Highlight a date in JavaFX DatePicker and use that value

I am trying to highlight a date when I click on it on the calendar part of JavaFX datepicker, once highlighted I want to get the value of that date to use it further (as an example let’s say I want to ...
javanewbie's user avatar
0 votes
1 answer
21 views

Exclude dates not within specific ranges from a user-selected date range in node.js?

I have an array of multiple start and end date ranges and a user-selected start and end date range. I need to exclude the dates from the user-selected range that do not exist within the specified date ...
Jaskaran's user avatar
0 votes
0 answers
14 views

Type Mismatch while using FlatFileItemReader BeanWrapperFieldSetMapper from String to Date

I am trying to batch process a file which has date field. Now when I fetch Date field using FlatFileItemReader it comes as a String. I am trying to map it to following entity @Entity @Data public ...
Gaurav Matta's user avatar
-3 votes
1 answer
37 views

JavaScript Date.getDay() returns the wrong day but only for some users [closed]

I'm working on a website for a conference and some users complain that the day of the week in the dates displayed in the schedule is wrong: instead of e.g. "August 3rd (Saturday)" they see &...
Mutre's user avatar
  • 139
0 votes
1 answer
73 views

Completely illogical Date() values, in Swift

When I try to add a time interval to a given date at the end of some of the months, I get illogical results. In the following example, when I add 5 hours to an 8:00PM time, in the given date, the ...
Mohammed's user avatar
  • 1,493
0 votes
1 answer
13 views

OpenOffice spreadsheet not sorting dates set to "D MMM YYYY" format [closed]

I have a date column which has dates in this format: Last Login 04 Jun 2024 10 Jun 2024 10 May 2024 13 Jun 2024 I have highlighted the column, then gone to Cell Format, and then chosen the Date ...
Max Williams's user avatar
  • 32.8k
0 votes
0 answers
15 views

Date Object dont recognize a string using XLSX

I'm using XLSX package to read an excel file and for some reason some Date Objects are Date and others are string. I'm using this line to define cells as Date type. const workbook = XLSX.read(buff, {...
sevila's user avatar
  • 58
0 votes
1 answer
29 views

How to mutate a year quarter str into date?

I have a df that comes from an api with a Trimestre (Código) column in string format: pib$`Trimestre (Código)` <- c(199101,199102,199103,199104,199201,199202,...) but i need to mutate this column ...
vini.m.oliveira's user avatar
1 vote
3 answers
53 views

Python Pandas: update last dates values of parameters with simple dynamics grouped by id

Here's a dataframe, with some parameters for each id by some regular quarterly dates. It's originally shuffled randomly, but, at first, let say, it is sorted by fab_date and id. import pandas as pd np....
Howdyouride's user avatar

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