Pluggable Apps
May 16 2019- POSTED BY projecth
A Django project is made of multiple apps that can be reused and moved from project to project.When you name […]
Read MoreA Django project is made of multiple apps that can be reused and moved from project to project.When you name […]
Read MoreInstalling PIP If PIP did not come installed with Python 3, do the following: Download get-pip.py from: http://pip.readthedocs.org/en/stable/installing.html If PIP is not Python […]
Read MoreThere is no foolproof way of protecting your code from outside use in Python.But if you follow the conventions in […]
Read MoreConstructions What if we need something more complex than just a custom init or new method? Constructors, as most classmethods […]
Read MoreSubclassing List Build a list that can be prefilled with a certain number of numbers. filledlist.py Testing _This underscore ignores […]
Read MoreSubclassing String We used init when we wanted to customize how a new instance of a class is created. new works very similarly. The […]
Read More__len__Gives your object a collection length. __contains__For checking membership (e.g. using in). __iter__Makes your object iterable. yield lets you send data back […]
Read MoreWhat if our instances should be able to be used with mathematical operations? We can define that! __init__In this program, […]
Read MoreDouble Loop We create a set with curly braces, just like we do for a dictionary. But sets don’t have […]
Read MoreCreated from Iterable {number: letter for letter, number in zip(‘abcdefghijklmnopqrstuvwxyz’, range(1, 27))} Output {1: ‘a’, 2: ‘b’, 3: ‘c’, 4: […]
Read MoreWe call up a list comprehension not because it deals with the list but because it creates a list. Comprehensions […]
Read MoreHow to read in the contents of a file in Python. def rememberer(thing): with open(“database.txt”, “a”) as file: file.write(thing+”\n”) def […]
Read MoreYou often need to write to a file to store data for later use. Python makes this really straightforward! To […]
Read MoreWhat if you need to work with Python versions before 3.5 and you still wanna use types.Or maybe you don’t […]
Read MoreSometimes you can’t specify your types just with the built-in types. In that case, you can us Optional, Union, and List from the typing module to […]
Read MorePython, like JavaScript and Ruby, and many other languages, is dynamically typed. This means that a variable like name could […]
Read MoreWith source maps (i.e. the .css.map files), we can use our browser’s developer tools to view the original Sass source, instead […]
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