a character representing one or more of the sounds used in speech; any of the symbols of an alphabet.
Questions tagged [letter]
448 questions
3
votes
5 answers
Convert Number to Corresponding Excel Column
I need some help in doing a logic that would convert a numeric value to corresponding MS Excel header value.
For example:
1 = "A"
2 = "B"
3 = "C"
4 = "D"
5 = "E"
.........
25 = "Y"
26 = "Z"
27 = "AA"
28 = "AB"
29 = "AC"
30 = "AD"
.........
Would…

Batuta
- 1,684
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2
votes
4 answers
regex pattern java symbols
I am looking for a regex pattern in Java that corresponds to all characters except the letters a to z.
In other words, I want a regex pattern that corresponds to symbols such as
!"#¤%&/()=?`´\}}][{€$@
Or some way to trim a string into letters…

James Ford
- 949
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- 25
2
votes
2 answers
How to check that string contains letter in any language?
My current regex is /^[a-zA-Z]+( [a-zA-Z]+)*$/. It works for names like:
John Smith
Anyway, the site is international and name could be like this, for example:
Jānis Bērziņš
It's a valid name, but regex will fail to validate it because of ā, ē and š…

daGrevis
- 21,014
- 37
- 100
- 139
2
votes
2 answers
How to use vertical bars "|" (pipes) in a title, header as a string?
A page has the title "Systemadministrator (m/w) | Dresden". I use a vertical line (pipe) letter. When I render the title in typo3 (via dataWrap) it will only show "Systemadministrator (m/w)Dresden" (without the vertical line letter).
Is it possible…

Tomkay
- 5,120
- 21
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- 92
2
votes
1 answer
Extracting first letter from specific vector in dataset in R
I am working in R with a babyname dataset.
The data set contains a column called name: babies1900$name.
I know how to extract the last letter from each row in vector name.
last.letter.1900 <- substr(babies1900$name, nchar(babies1900$name),
…

akz
- 1,865
- 2
- 16
- 13
2
votes
2 answers
How to remove all special characters and letters from column in DataFrame in Python Pandas?
I have DataFrame like below in Python Pandas ("col1" is data type string):
col1
-----
1234AABY332
857363opx00C*+
9994TyF@@@!
...
And I need to remove all special characters like: ["-", ",", ".", ":", "/", "@", "#", "&", "$", "%", "+", "*", "(",…

dingaro
- 2,156
- 9
- 29
2
votes
1 answer
jquery display letter one by one with time out
I tried to split alle letters and display one by one with timeout. I found some solution but they seem not working for me.
This script appends a complete layer (word) but jumps over the each loop. The message is a string named…

sanktusm
- 37
- 4
2
votes
3 answers
Regex for first eight letters and last number
Please help me compose a working regular expression.
Conditions:
There can be a maximum of 9 characters (from 1 to 9).
The first eight characters can only be uppercase letters.
The last character can only be a digit.
Examples:
Do not…

Oleg Krupnik
- 45
- 5
2
votes
2 answers
Lua How do I add a space between small and capital letters
I have a function to put the first letter of a string into uppercase.
function firstToUpper(str)
return string.gsub(" "..str, "%W%l", string.upper):sub(2)
end
Now I need a function to add a space between small and big letters in a string…

Karto1695
- 21
- 1
2
votes
3 answers
How to check if input string contains specific letters and is divisible by 3 in Python
I am writing a program that should check if:
a user input string contains a specific word
OR contains 4 designated characters and is divisible by 3.
I can get the specific string check and the divisibility check to work but I can't seem to get the…

True Debreuil
- 23
- 5
2
votes
2 answers
How do I print the overlap value from two lists by trimming the first 3 letters using Python 3
My goal is using Python 3 to check if there are any top 3 letters that overlap between List_A and List_B, and print the overlap data from List_B.
List_A = ["apple123","banana3","345banana","cat123","apple456"]
List_B =…

cjeng2
- 23
- 3
2
votes
1 answer
Why does encryption code gives question mark while text contains the letters after s and key is 13?
So, I am writing an encryption code. My code takes the word or any message and also asks user to enter a key. The end output is the encrypted message. For example:
Please enter the text you want to encrypt: hello
Enter the key: 4
The encrypted text…
user15380805
2
votes
4 answers
Python - removing repeated letters in a string
Say I have a string in alphabetical order, based on the amount of times that a letter repeats.
Example: "BBBAADDC".
There are 3 B's, so they go at the start, 2 A's and 2 D's, so the A's go in front of the D's because they are in alphabetical…
user15245150
2
votes
2 answers
letter numbers of all words in a given text and sorting by few letters to many
i need to use for example sentences in tidyverse and taking 5 sample. after taking those 5 sample i need a function that finds letter numbers of all words in that sample and sort the text according to those numbers from words with few letters to…

AksLepis
- 23
- 3
2
votes
2 answers
Create a new column with letters following the number of rows
I would like to create a new column with letters, following the number of rows in the data frame.
Data:
set.seed(42)
df = data.frame(matrix(rnorm(20), nrow=10))
df
X1 X2
1 1.37095845 1.3048697
2 -0.56469817 2.2866454
3 …

bttomio
- 2,206
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