In Golang, there are 2 ways to check if a slice contains an element.
Using contains Function
The following example should cover whatever you are trying to do:
package main
import "fmt"
func Contains[E comparable](s []E, v E) bool {
for _, ...
In Python, there are 2 ways to determine whether a given integer is between two other integers.
Using Comparisons
Unlike C, all comparison operations in Python have the same priority, which is lower than that of any arithmetic, shifting or bitwise o...
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...
In Python, using the uniform function is the easiest way to get a random number between a float range.
Using uniform Method
The random.uniform(a, b) method returns a random floating point number N such that a
In Golang, using the IsPrivate function is the easiest way to check if IP address is in private network space.
Using IsPrivate Function
The IsPrivate() function reports whether ip is a private address, according to RFC 1918 (IPv4 addresses) and RFC...
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...
In Golang, there are 2 ways to check if a file is a valid image.
Using DetectContentType Function
The http.DetectContentType() function implements the algorithm described at https://mimesniff.spec.whatwg.org/ to determine the Content-Type of the gi...
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"
...
In Golang, using the cases package is the easiest way to make first letter of words uppercase in a string.
Using cases Package
install
Use the following command to download the repository to the local file system.
install
go mod tidy
...
In Golang, there are 2 ways to iterate over a slice in reverse.
Using For Loop
There is no convenient operator for this to add to the range one in place. You'll have to do a normal for loop counting down.
See the following example:
package main...
In Python, there are 2 ways to check if an object is of a given type.
Using isinstance Method
The isinstance(object, classinfo) method returns True if the object argument is an instance of the classinfo argument, or of a (direct, indirect, or virtua...
In Golang, there are 2 ways to index characters in a string.
Using individual characters
In UTF-8, ASCII characters are single-byte corresponding to the first 128 Unicode characters. Strings behave like slices of bytes. A rune is an integer value i...
In Golang, there are 2 ways to unpack array as arguments.
Using Variadic Functions
Variadic functions can be called with any number of trailing arguments. Here’s a function that will take an arbitrary number of ints as arguments. For example,
p...
In Python, there are 3 ways to generate random integers between 0 and 9.
Using randrange Method
The random.randrange(start, stop[, step]) method returns a randomly selected element from range(start, stop, step). For example,
#!/usr/bin/python3
...
In Python, there are 3 ways to count the occurrences of a list item.
Using count Method
The str.count() method returns the number of non-overlapping occurrences of substring sub in the range [start, end]. Optional arguments start and end are interpr...