In Python, you can execute functions with multiple arguments directly from the terminal using different approaches depending on how your function is defined and how you want to provide the arguments. Executing Python functions from the terminal allows you to quickly test or run code without writing a full script. ... Read More

In Python, regular expressions (regex) search and manipulate strings in various ways. If we need to match whitespace characters without including newline characters. This article will explore how to achieve this using Python’s re module. The following are the methods included to match whitespace but not newlines using Python ... Read More

The re module provides tools while working with Python's regular expression (regex), which allows us to search for any specific pattern within the strings. Using the 're' module provides two functions named match() and search(),  which accept a pattern (regular expression) and return True or False. The match() function returns 'None' if no ... Read More

In Python, recursion is a programming technique where a function calls itself to solve a problem. Backtracking means trying different options one by one and going back if one option doesn’t work. It helps in solving problems step by step, like puzzles or finding the right path. How Recursion and Backtracking ... Read More

Python regular expressions (regex) provide various ways to handle whitespaces, including spaces, tabs, and newline characters, which can be effectively stripped from strings using regex. This article will explain how to split a string on newline characters using different regular expressions, following are the various methods to achieve the present ... Read More

Python's built-in splitlines() method and the split() method with as a delimiter are sufficient to split strings based on newline characters. This article will explore different approaches to splitting strings on sequences of newline characters using Python's regular expressions. Splitting on One or More Newlines The Python re.split() function ... Read More

The built-in Python module re provides re.search() and re.match(), which are powerful regular expression functions. They are commonly used functions for finding patterns in strings, but they behave differently. The re.search() Function The re.search() function checks the entire string for a match. It will return the first match it finds ... Read More

Python's built-in module re (regular expression) provides special characters to match spaces, newlines, tabs etc. spaces can be extracted using the pattern " " and newlines can be extracted using the pattern "" The following is a simple overview of these special characters- Whitespace Character ... Read More

In PHP, we can execute Python scripts using built-in functions such as shell_exec(), exec() or popen() by enabling seamless integration between the two languages. Below are three methods to run a Python script from PHP with examples and explanations of each - Using 'shell_exec()' function One way to execute a ... Read More

Python's, regular expressions (regex) allow us to search, extract, and manipulate patterns in strings. Sometimes, If we want to extract only numbers from a string, except decimals, then we can use re.findall() method with a specific regex pattern. The regex pattern was designed to specifically match the integer pattern. Let ... Read More