Category "string"

Dart / Flutter - Validating a string for URL

I'm trying to create a system in which I can validate a string to check if it's a url or not. (https://www.google.com/) I found the flutter package validator b

How to remove '\u{ef}' character from String Swift

let's say I have a string var a = "#bb #cccc #ddddd\u{ef}" and i am setting it to textview like this let text = a.trimmingCharacters(in: .whitespacesAndNe

Reversing a string on C language

In this program, the user is allowed to enter words of up to 20 letters, which are stored in another array and printed from the end. But there is error on my co

Assign sequence of symbols into a variable/string in Python

this sequence of symbols is required as a password in an app: 9h/#13/'!O!Nr},w_T0 6!ws%N\c^i,4" How can store this to a variable/string?

Why does JavaScript handle the plus and minus operators between strings and numbers differently?

I don't understand why JavaScript works this way. console.log("1" + 1); console.log("1" - 1); The first line prints 11, and the second prints 0. Why does Jav

how to convert the dictionary string to dictionary int?

A = {'1': '[1,2]', '2': '[3,4]', '3': '[5,6]', '4': '[7,8]', '5': '[9,10]' } B = {'1': '70', '2': '70', '3': '70', '4': '70', '5': '70' } How to convert this m

Extract a string between double quotes from the 6th line of a file in Unix and assign it to variable

Newbie to unix/shell/bash. I have a file name CellSite whose 6th line is as below: btsName = "RV74XC038", I want to extract the string from 6th line that i

Python Count Letters in Word

I am looking to complete this code but cannot get it to execute the right way. The program connects two user-inputted names into one full name and then looks fo

Should I use f-strings? [duplicate]

These two print statements produce the same results and at least to me the first version looks more readable. Should I stick with the f' versi

How do I compare strings in Java?

I've been using the == operator in my program to compare all my strings so far. However, I ran into a bug, changed one of them into .equals()

How do I remove Japanese characters?

I have some data with Japanese characters from survey data. Some of the survey questions and answers (multiple choice) are given in both English and Japanese, e

Convert this String to a List in Python

I'm new to Python and I try to convert following txt to two lists, splitting Country from Capital. Afghanistan | Kabul Albania | Tirana Algeria | Algiers ... I

How can I create a 2D array of chars with POINTERS in C?

I'm trying to create a program which the user inputs the number of items (rows) and give each one of them a name (scanf) with the max of 30 characters. I want t

Scraping SofaScore votes using Xpath and google sheets

I'm trying to scrape the votes from SofaScore with google sheets using the importxml function. I'm running into an issue because the class name has a random str

Reverse each word with uppercase without changing word

How do I reverse each uppercase and lowercase ("I am A Great human") to ("I ma A Taerg namuh")? This is the code I Have: function wordsReverse(str) { let wo

is there away to get the elements out of strtok and restor them into another string to do operations on them?

this code is to take an equation from the user in the form of a string and then the program configures the confessions and store them in a dynamic array; now I

Recursion: Longest Palindrome Substring

This is a very common problem in which we would have to find the longest substring which is also a palindrome substring for the given input string. Now there ar

Does VSCode can escape text when pasting into a string literal?

Eclipse has an option that copy-paste of multi-line text into String literals will result in quoted newlines. Preferences > Java > Editor > Typing >

BigQuery standard SQL: how to group by an ARRAY field

My table has two columns, id and a. Column id contains a number, column a contains an array of strings. I want to count the number of unique id for a given arra

Problems with cout and a specific string length arithmatic operation c++

This is my first attempt at LCS. The problem I have is with the last portion. When the two input strings are 'mango' and 'man', it seems that cout keeps messing