Python Courses & Exercises
Exercise 61 Write a program in Python allowing to delete multiple spaces in a text file. Solution In order to give an explicit solution, we will create two files: pythonCode.py myFile.txt in the same directory In the text file myFile.txt, we will insert a the following text with multiple spaces: 'Python is …
1 - Pillow and manipulation of images on a Tkinter window 1.1- The Pillow library To process images, Python has a module called Pillow. Pillow is currently a successor fork of the PIL (Python Imaging Library) project. It is designed to provide quick access to the data contained in an image, it is endowed with…
The Entry Tkinter input field is a widget that offers users the possibility of entering or editing text in a single line. If the user wishes to use a multi-lines text, Tkinter offers this possibility via the Text widget. 1 - How to create a an Entry Input Field in Tkinter? To create a label…
Exercise 51 By using the os.rename() method, create a python program to rename an existing file on the desktop called myfile1.txt to myfile2.txt. (you must create the file called myfile1.txt manually on the desktop) Solution import os# retrieve username by using the getlogin() methoduser = os.getlogin()#define file path for the existing file in desktopfile1 =…
Label widgets are used to display one or more lines of text with a same style, a bitmap, or an image with the ability to customize the appearance of the text and background.. 1 - How to create a Label ? To create a label in a main window or in a parent frame we…
It's a surprise because we were only expecting it next month. Google has released a preview of Android 11, the new version of its operating system for phones and tablets for developers. Images for Pixel 2, 3, 3a and 4 are already available. According to the roadmap of Google Android 11 will be released in…
To attribute the cyberattacks, the experts relied on the technical elements revealed by Vault 7, this set of confidential documents that a former CIA employee leaked in 2017 through WikiLeaks. In a blog note, security researchers at the Chinese company Qihoo 360 have just highlighted the hacking activities ... of the CIA, the American intelligence…