Joseph

Python Regex Capturing Groups

Python Regex Capturing Groups

Python regex capturing groups enable you to capture specific parts of a string based on a specified pattern such as using (\b\d+) pattern for capturing digits.

How to Reverse a Range in Python

How to Reverse a Range in Python?

The “range() function with a negative step”, “reversed()” function, and “sorted()” function can be used to reverse a range in Python.

How to Round a Number Down in Python

How to Round a Number Down in Python?

To round a number down the “math.floor()” function, “int()” function, “trunc()” function, “// operator”, and “numpy.floor()” function is used in Python.

How to Create a Directory in Python

How to Create a Directory in Python?

To create a directory at the existing location or at the specified path with permission, the “os.mkdir()” and the “os.makedirs()” methods are used in Python.

Create an Empty List in Python

How to Create an Empty List in Python?

To create an empty list, the list() function and square brackets [ ] are used in Python. The nested empty list is created using the list comprehension method.

3 Easy Ways to Trim a String in Python

3 Easy Ways to Trim a String in Python

To trim a string, the strip(), lstrip(), and rstrip() functions are used in Python. The built-in functions of the Numpy module are used to trim a string array.

How to Install PILPillow Using PIP

How to Install PIL/Pillow Using PIP?

To install PIL/Pillow, the “pip” package manager is used in Windows, Linux, and MacOS. The “pip install pillow” command is used to install the module.

String Equals Check in Python

String Equals Check in Python

To check or compare the strings’ equality, the “is” operator, “==” operator, “‘!=” operator, and “ __eq__()” function is used in Python.

Python Class Variables With Examples

Python Class Variables With Examples

The class variable is defined inside the class but outside the method of the class, such as the “__init__()” constructor and “instance method”.

Python Increment Operation

Python Increment Operation

To increment a number, the “+” operator, the “+=” operator, operator.add() function and lambda function are used in Python.

Python One Line If Else

Python One Line If Else

The Python one-line “if”, “if-else” and “if-elif-else” statements are created using the ternary operator or conditional expression.

Python foreach Loop

Python foreach Loop

The “for-in” expression, “list comprehension” and “map()” function is used to perform the “foreach” loop on every element of the given iterator in Python.

Multiple Ways to Create File in Python

Multiple Ways to Create File in Python

The “open()” function is used with the “w” mode to create a file with writing permissions or use the open() function with “x” mode to create an empty file.

How to Open a File in Python

How to Open a File in Python?

To open a file in Python, the “open()” function is used. A file can be opened in various modes such as read mode, write mode, append mode, etc.

How to Find the Array Length in Python

How to Find the Array Length in Python?

To find the array length the “len() function”, “array.size” attribute, “for loop”, “array.shape” attribute, and “length_hint()” functions are used in Python.

How to Reverse an Array in Python

How to Reverse an Array in Python?

To reverse an array in Python, the “reverse()” method, “reversed()” method, “flip()” method, and “Slicing” method are used.

How to Print an Array in Python

How to Print an Array in Python?

To print the simple array or numpy array the “print()” method and “for loop” method are used in Python. The “numpy.array()” function creates the numpy array.

How to Get Max Int in Python?

How to Get Max Int in Python?

To find the max int, the “sys.maxsize()” and “np.iinfor()” functions are used in Python. The “~sys.maxsize” is used to find the minimum integer.

How to Get Timestamps in Python

How to Get Timestamps in Python?

To get timestamps in Python, the “datetime”, “calendar”, and “time” modules are used. The “datetime” module can be used to convert timestamps into DateTime.

How to Display Images in Python

How to Display Images in Python?

To display the images in Python, the “Pillow” module, the “OpenCV” module, the “Scikit-Image” module, the “Matplotlib” module, and the “Tensorflow” are used.

How to Concatenate Two Lists in Python

How to Concatenate Two Lists in Python

To create the list of tuples in Python, the “square bracket[]”, “map()” function, “zip()” function, and the List Comprehension method are used.

How to Concatenate Two Lists in Python

How to Concatenate Two Lists in Python?

To concatenate two lists the “+ Operator”, “extend()” function, “itertools.chain()” function, “the ‘*operator” and list comprehension is used in Python.