Questions tagged [data-management]
312 questions
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Test data management
I am new to automation testing and started working on Selenium webdriver and Nunit framework.
I have some queries related to test data management, and am looking for the best approach.
I have to design some test cases where a user registers for an…
0
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2 answers
App with data at launch
I'm currently working on an app which needs data. Exemple: A list of books. What is the best way to create a data base pre populated at first launch ?
Or do we need to populate a core data base at its first launch ?
Thanks in advance for your help…
Bobyblanco
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2 answers
Data Management in ios
In an iPhone application, what is the best way to retrieve data from an online database? (either SQLite or mysql)
What i want to achieve is to read and write online data within my application.
Also, how developers retrieve info to their apps from a…
Ataman
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Autodesk forge - don’t have permission to access this API
I have a consultation about the data management API of 'autodesk platform services'.
I am trying to use the GET hub endpoint.
I am using 'postman' to send the request.
When I send a GET hub request using a three-legged token, I get a warning in the…
-1
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1 answer
How to filter a dataframe based on a list threshold values
Dataframe A-
target query. score
SDOIII a 92.8
SDOII a 72.8
SoxH a 66
SDOIII b 67
LbpA1 b 18
SoxH b 12
SoxH a 7
..............
Dataframe B (thresholds)
target …
Arijit
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1 answer
How to export output from a loop into a dataframe?
I have generated some predicted values using a custom linear regression function, reg(), and iterating it over multiple variables with a for-loop. They are saved in forage.pred, a vector of more than 5000 values.
I am now trying to convert this into…
Bijesh Mishra
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1 answer
I have a very large xml file (almost 1 gb) I need to split the xml file into 3 smaller files. All with the same headers. I would like to do in Python
I'm opening the file with the code below, but it won't open because it is too big.
from xml.dom import minidom
Test_file = open("C:\\Users\\samue\\OneDrive\\Desktop\\mopar.xml","r", encoding="utf8")
xmldox =…
Samuel Badders
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1 answer
Testing for unstamped minutes in time series data
I have a df of minutely prices and want to establish if there are minutes missing (across a 5 year period). The price is only stamped when there is a transaction so there are some missing minutes.
There are 4 entities in a different column and I…
kedoink
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- 7
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1 answer
how to combine two dataframes in two different lists having same names into a single list with dataframes using R
I have a list with a set of dataframes called 'a' and the structure is as shown in the following picture
I have another list with a set of dataframes called 'b' and having the same names as in 'a' and the structure is as shown in the following…
Kumar
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2 answers
Add delimiters while writing into a text file
I am writing an array into the text file, which I later use to read in excel for plotting.
The data file is split in such a way that after 1000000 steps (approximately), the file closes and starts writing to another file.
However, my text file is…
user1234
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- 13
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1 answer
How to combine tables with different numbers of columns in R?
I know it must be a simple fix but I've been stuck on this for ages. I've got three tables, two with three columns, one with two columns. I want to combine them to show, for each statistical test, how many times a particular model was the best one.…
botinky
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-1
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1 answer
Convert day of year to date using proc sql in SAS
I have a day of year column and need to convert it to a date.I want to find the exact date that the insurance coverage began for every person. I also have a year column
Have data:
id start_day year day_register
1 1 2008 365
1 …
kiabar
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1 answer
Generate new variable from observations in multiple variables
I have an example dataset with the variables date, spx (market price), trans_1 (stock 1 price) and trans_2 (stock 2 price):
* Example generated by -dataex-. To install: ssc install dataex
clear
input int(date spx) double(trans_1 trans_2)
14610 100 …
sge4ever
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-1
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1 answer
reg expressions - dates and words
Write a regular expression for the following:
A regular expression that finds dates in files. Correct dates must be in the format
DD-MM-YYYY and within the years 1900s and 2000s. No need to enforce the
correct maximum number of days in a month.
For…
Luca
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1 answer
2D "array" or object python for filtering duplicates
I'm trying to filter user duplicates from a database. There's a unique user_id and the full name. I'm comparing the names using difflib.get_close_matches
Now as the names aren't unique, I created a dictionary with the user_id as key and the name as…
cafntown
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