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Best practices
0
votes
2
replies
95
views
Can I have a reference to a variable while still allowing that variable to be mutated in Rust?
Is there a way that I can have a reference to a variable while allowing that variable to be mutated in Rust, so long as I "pinky promise not to access the data of the stored variable" so ...
Advice
0
votes
4
replies
93
views
How to create stable person identifiers when names vary across years
I am working with a university faculty salary dataset where the same person appears across many years, but their name strings are inconsistent. The dataset has about 8,000 unique people and years from ...
0
votes
0
answers
40
views
identify Android MediaDrm unique id
I have a question about MediaDrm. I’m currently using the code below to identify a device for each user, but I’ve run into an issue: on some Android devices, the identifier is not truly unique—...
3
votes
2
answers
135
views
Is it possible to generate unique ids based on monotonic clock in python?
I need to implement fast generator of unique IDs in Python. And my idea is:
from time import time
def generate(prefix: str) -> str:
return prefix + str(time.monotonic_ns())
Where prefix is a ...
2
votes
0
answers
152
views
Uniqueidentifier stored as varchar datatype generates random string on concatenation with other varchar values [duplicate]
For reasons of duplicate checking, I'd like to concatenate various customer data to a so called fingerprint string, containing values like the zipcode, the last, as well as the first name, the name of ...
-2
votes
1
answer
238
views
Unqiue ID of an Android device that can survive Factory Reset like Fingerprint Pro App
I wanna ask how fingerprint pro app is uniquely identifying the android device even after Factory Reset.
I have tried following:
Android_ID (eg: 34c1b1e7daa2d82e)
ISSUE: resets on factory reset.
...
0
votes
0
answers
39
views
How to use unique incremental integer for user ID?
|-|i
I'm making a mobile chat app
I heard about load balancing and scalability, to make it able to be used properly by multiple people at different locations of the world at same time
I'm currently ...
user avatar
user22157294
2
votes
1
answer
89
views
How to Generate Unique IDs for Chat Messages in Laravel with GridDB?
I'm building a real-time chat application using Laravel and want to use GridDB as my database due to its high performance with time-series data. Since GridDB doesn't have an official PHP client, I've ...
1
vote
4
answers
86
views
How identify people who return within 72 hours of their previous hospital stay?
I'm quite new to R.
I have a database with a unique identifier for each patient (IPP), an identifier for each stay (NDA), and the entry and exit dates for each stay.
I need to identify, for patients ...
0
votes
1
answer
110
views
Index rebuild on a GUID clustered index? [closed]
I have a large table with the clustered index on a GUID (uniqueidentifier) column. So the rows are not in any kind of logical order, they are physically sorted by this random-generated ID.
Does an ...
0
votes
1
answer
256
views
Issue with Unique ID Display in WPForms
I have a problem with the {unique_value} tag in WPForms. In principle, it displays a unique ID for each form submission. My issue is that this ID is displayed like "tUdJIeREikrxBhGz" as ...
0
votes
1
answer
145
views
MobX State Tree: get a list of references that are using specific identifier
Well, the question is quite straight-forward.
Assume we have some model with identifier
const ReferableModel = types.model({
id: types.identifier(),
})
and an indefinite number of models that can ...
-1
votes
2
answers
79
views
Is there a function in Excel that returns if a value is unique within a column?
I am creating a metadata excel for a database of raw data files, I have entries like this:
station
variable
year_from
year_to
ID
Berlin
T
1998
2001
T_berlin_1998
Berlin
T
2002
2023
T_berlin_2002 !!
...
1
vote
1
answer
60
views
Appending unique timestamps to a row of columns based on another column value
Good afternoon Community,
I currently have a large file with several headers which include notably fix_timestamps and id. The data is formatted like this.
fix_timestamps
id
2023年08月01日 00:02:52.527
...
1
vote
1
answer
59
views
Approach to generate Short Unique key like (AboU8N) in distributed environment?
I know a few of the approaches to generating unique identifiers :
The first Naive approach would be just to put auto-increment on the database column, but it does not provide uniqueness in a ...