16,033 questions
0
votes
1
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60
views
Need to identify rows where 3 columns have duplicates
I have a large data file. In this table, there are 3 columns with repeating information, but I need to identify the where the data has duplicates (x 3).
I haven't been able to try anything, as I am ...
-3
votes
1
answer
72
views
How to remove duplicates from a list in Python while preserving order? [duplicate]
I'm trying to remove duplicate items from a list in Python, but I want to preserve the original order of the elements.
For example:
my_list = [1, 3, 2, 3, 1, 5, 2]
I tried using set() to remove ...
-2
votes
2
answers
44
views
How to prevent duplicates in python [closed]
So I created a list of grocery items
I wanted the user to be able to add items but prevent them from duplicating items that are already on the list how do i do this
0
votes
1
answer
41
views
Detect duplicate modifiers in swiftui?
In my particular case I faced a problem in swiftui which doesn't allow to add more than 1 alert to the same View. This problem is known and is already resolved for example by adding additional empty ...
- 1,392
-1
votes
0
answers
13
views
Unique Combination of Fields in MS Access
I'm trying to make a table in Microsoft Access that doesn't allow duplicate values in multiple fields. I was using concatenation and sorting to do this in Excel. I tried a combined primary key, but it ...
- 1
-1
votes
1
answer
59
views
JavaScript duplicates , explain pls
This is a really dumb question, but please help me understand this line of code
if (freq[char]). What does it mean? How variable can be in an array without the push() method?
function removeDupl(arg) {...
0
votes
1
answer
34
views
Remove rows based on duplicated values in one column [duplicate]
I have the below sample table and I need a second table without duplicate grouped values from column 'Values'
+----+--------+
| Id | Values |
+----+--------+
| 1 | A |
| 2 | B |
| 3 | B ...
- 111
-2
votes
2
answers
57
views
Treeview table showing duplicates from list of lists [closed]
For a program that takes information from the network I would like to display it in a table to make selections (calculate average, stdev ect.). I created a list of lists and I am trying to populate it ...
0
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0
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15
views
Kafka duplicate message consumption from multiple servers under same websphere cluster
we have Kafka consumers running on two websphere servers under same cluster. Kafka consumers are configured with auto offset commit and using same consumer group, and polling every 5 seconds. The ...
- 1
2
votes
1
answer
72
views
Remove duplicate names while replacing underscores with spaces in R
I have last names (left) and first names (right) separated by a comma.
Among the last names, I often (but not always) have duplicates separated by an underscore. How to remove the duplicates and, for ...
- 844
1
vote
1
answer
54
views
Preventing duplicates when aggregating data from two many to many tables [duplicate]
A player will make a number of wagers...and may or may not win on any or all of them.
Looking to aggregate the total count and amount of wins from WINNERS and find and aggregate matches from WAGERS.
I ...
- 11
-1
votes
1
answer
127
views
Screenshot duplicating copied images
In the screenshot if i copy the orignial first placed ojbect twice there are two other objects that are only displayed in the saved photo. So I place a circle copy the orginal twice hit the copy ...
- 27
0
votes
0
answers
21
views
Filter out duplicates created by Tableau Desktop (values don't exist in Snowflake view)
Background
I want to display the total worked hours for specific user_id's per day.
I created a view in Snowflake that shows this data, together with other metrics.
In the view, I see that on day X, ...
- 1
1
vote
2
answers
80
views
How to remove only one column, when there are multiple columns with same in name in dataframe
I'm trying to remove one column even though if there multiple columns with same name in Spark dataframe after join operation performed.
df.printSchema()
--- Id String
--- Name String
--- Country ...
- 257
2
votes
2
answers
73
views
How to limit a search for duplicate file names (excluding extensions) to them to being within the same folder?
Within the same directory, I am matching file base names, excluding extensions, and keeping the smaller file.
The issue is, when I try to match WhatzIt.mp3 and WhatzIt.opus, subdirectories are being ...
- 21