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Questions - data-manipulation

Is it a best practice to do operations with data in the client-side or in the server-side?

For example, if I have to sort an array of data from a database to append it on the body of a web page. In terms of performance, should I sort it on the server-side and then send it to the client or s...
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Jonas

javascript

performance

data-manipulation

server-side

client-side

Votes: 0

Answers: 2

Latest Answer

This is a common problem that beginner, intermediate, and expert developers may struggle with. It's really an architectural question that is best answered with as much context as possible. What is you...
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Zulfe

Automatic iterative calculation in R

Good afternoon, friends! I'm currently performing some financial calculations in R (code is displayed below). My goal is to get different "Results" given various (but already known) dates. F...
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mabramov

r

iteration

data-manipulation

Votes: 0

Answers: 1

Latest Answer

Use mapply with an auxiliary function calc. calc <- function(col, date1, date2, data){ i <- data[[col]] > 0 j <- data[["Earliest_Date"]] > date1 | is.na(data[["Earlie...
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Rui Barradas

How to combine multiple columns into one with a different name in R

I am trying to group 18 columns into one. As given in the image below. My data looks like this Data I want my Output to look something like this: (Subject and TGroup are ordered/named randomly) Subjec...
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Ann09

r

data-manipulation

Votes: 0

Answers: 1

Latest Answer

I pivot the data into a long format, but we can just extract the first part of the name and put all values into one column using names_pattern. Is this kind of what you are looking for? I'm a little u...
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AndrewGB

Column Disappears in the &quot;acast()&quot; COmmand

I have the following data frame (called "graph_data"): > graph_data dates types count 1 2010-01 A 171 2 2010-01 B 146 3 2010-01 C 55 4 2010-01 D 71 5 2...
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stats_noob

r

data-manipulation

Votes: 0

Answers: 0

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