How to Format a Currency with Commas in Golang
Formatting float to currency string in Go.
Using localized formatting
Use golang.org/x/text/message to print using localized formatting for any language in the Unicode CLDR.
Make a main.go file containing the following:
package main
import (
"...
How to Use Strings in Golang
Introduction to Strings in Go.What is a String?
A string is an immutable sequence of bytes. Strings may contain arbitrary data, including bytes with value 0, but usually they contain human-readable text.
Make a main.go file containing the following...
How to Delete a Character from a String in Python
In Python, there are 2 ways to delete a character from a string.
Using replace Method
The str.replace(old, new[, count]) method returns a copy of the string with all occurrences of substring old replaced by new. If the optional argument count is giv...
How to Make a List of Alphabet Characters in Python
In Python, there are 2 ways to make a list of alphabet characters.
Using string Module
The string.ascii_lowercase is a pre-initialized string used as string constant. In Python, string ascii_lowercase will give the lowercase letters ‘abcdefghijklmno...
How to Check if a String Contains Whitespace in Rust
In Rust, there are 2 ways to check if a string contains whitespace.
Using char::is_whitespace
char::is_whitespace returns true if the character has the Unicode White_Space property.
You can pass char::is_whitespace to .contains():
fn main() {
...
How to Get the Psition of a Character in Python
In Python, there are 3 ways to get the position of a character.
Using find Method
The str.find(sub[, start[, end]]) method returns the lowest index in the string where substring sub is found within the slice s[start:end]. Optional arguments start an...
How to Capitalize the First Letter of each Word in a String in Python
In Python, there are 2 ways to capitalize the first letter of each word in a string.
Using title Method
The str.title() method returns a titlecased version of the string where words start with an uppercase character and the remaining characters are...
How to Escape the Html in Go
In Golang, there are 2 ways to escape the html.
Using EscapeString Function
The html.EscapeString() function escapes special characters like "
How to Remove Invalid UTF-8 Characters from a String in Go
In Golang, there are 3 ways to remove invalid UTF-8 characters from a string.
Using ToValidUTF8 Function
The strings.ToValidUTF8() function returns a copy of the string s with each run of invalid UTF-8 byte sequences replaced by the replacement str...
How to Count Characters in a String in Go
In Golang, there are 2 ways to count characters in a string.
Using RuneCountInString Function
Straight forward natively use the utf8.RuneCountInString()
The following example should cover whatever you are trying to do:
package main
import (
...
How to Remove the First Character of a String in Go
In Golang, using the DecodeRuneInString function is the easiest way to remove the first character of a string.
Using DecodeRuneInString Function
The following example should cover whatever you are trying to do:
package main
import (
"fmt"
...
How to Get the String Length in Characters in Rust
In Rust, there are 2 ways to get the string length in characters.
Using chars Function
The str::chars() function returns an iterator over the chars of a string slice.
See the following example:
fn main() {
let mut s = "Hello";
println!("{}...
How to Create a GUID/UUID in Python
In Python, using the uuid module is the easiest way to create a GUID/UUID.
Using uuid Module
uuid module provides immutable UUID objects (the UUID class) and the functions uuid1(), uuid3(), uuid4(), uuid5() for generating version 1, 3, 4, and 5 UUID...
How to Remove all Whitespace in a String in Python
In Python, there are 3 ways to remove all whitespace in a string.
Using str.replace Function
The str.replace(x) function returns a copy of the string with all occurrences of substring old replaced by new.
See the following example:
#!/usr/bin/p...
How to Get the ASCII Value of a Character as an Int in Python
In Python, using the ord function is the easiest way to get the ASCII value of a character as an int.
Using ord Function
The ord() function returns an integer representing the Unicode code point of that character.
To get the ASCII code of a charact...