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Questions - string-concatenation

Store the character of a string found in another string

I have a string str1 = "This is Kane and Kane is a coder" and another string str2 = "tsk" Now i want to remove all the characters of str2 which are appearing in str1 and store in a...
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Talib

python

string

string-concatenation

Votes: 0

Answers: 3

Latest Answer

In your example code, for every letter in str2, it needs to iterate over str1 2 times: in the line if i in str1.lower() and in str1.replace(i,''). This means 6 times in in the example. The following s...
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Wups

How to push String in String in Rust?

fn main() { let mut str = "string".to_string(); // How do I push String to String? str.push_str(format!("{}", "new_string")); } So, how do I push the format...
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Axel

rust

string-concatenation

Votes: 0

Answers: 1

Latest Answer

You cannot push String directly, but you can push a string slice - i.e. - &str. Therefore you have to get a slice from your String, which can be done in several ways: By calling the string.as_str...
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Svetlin Zarev

Concatenate strings with newline in bash?

I have seen Concatenating two string variables in bash appending newline - but as i read it, the solution is: echo it like this with double quotes: ... but I cannot seem to reproduce it - here is an...
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sdbbs

bash

newline

string-concatenation

Votes: 0

Answers: 2

Latest Answer

Add a newline, not two characters \ and n, to the string. mystr="" mystr+="First line here"$'\n' mystr+="Second line here"$'\n' mystr+="Third line here"$'\n' ec...
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KamilCuk

aggregate toString ignoring NA values / Concatenate rows including NAs

Aim is to concatenate rows toString (which contain NAs) based on unique identifiers id year cat_1 cat_2 001 2021 Too high NA 001 2021 YOY error YOY error 002 2021 T...
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shujufenxishi

r

na

string-concatenation

Votes: 0

Answers: 1

Latest Answer

df %>% group_by(id, year) %>% summarise(across(everything(), ~toString(na.omit(.x)))) # A tibble: 3 x 4 # Groups: id [3] id year cat_1 cat_2 <int&g...
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Onyambu

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