KUPRIENKO

Useful Git commands

Serhii Kupriienko — Tue, 02 Feb 2021 13:58:16 +0000

Git is a free and open source distributed version control system designed to handle everything from small to very large projects with speed and efficiency. Its goals include speed, data integrity, and support for distributed, non-linear workflows (thousands of parallel branches running on different systems). Git was created by Linus Torvalds in 2005 for development of the Linux kernel, with other… Читати далі Useful Git commands

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Useful ASCII tables

Serhii Kupriienko — Tue, 02 Feb 2021 13:24:40 +0000

ASCII Tables ASCII abbreviated from American Standard Code for Information Interchange, is a character encoding standard for electronic communication. ASCII codes represent text in computers, telecommunications equipment, and other devices. Most modern character-encoding schemes are based on ASCII, although they support many additional characters. The Internet Assigned Numbers Authority (IANA) prefers the name US-ASCII for this character encoding. ASCII is one of the IEEE milestones.… Читати далі Useful ASCII tables

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Conda cheatsheet

Serhii Kupriienko — Sat, 26 Dec 2020 22:43:11 +0000

Conda Managing Conda and Anaconda, Environments, Python, Configuration, Packages. Removing Packages or Environments Managing Conda and Anaconda conda info Verify conda is installed, check version # conda update conda Update conda package and environment manager conda update anaconda Update the anaconda meta package Managing Environments conda info --envsconda info -e Get a list of all… Читати далі Conda cheatsheet

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TOP-10 questions about Python

Serhii Kupriienko — Thu, 24 Dec 2020 21:24:00 +0000

Does Python have a ternary conditional operator? https://stackoverflow.com/questions/394809/does-python-have-a-ternary-conditional-operator What are metaclasses in Python? https://stackoverflow.com/questions/100003/what-are-metaclasses-in-python How do I merge two dictionaries in a single expression in Python (taking union of dictionaries)? https://stackoverflow.com/questions/38987/how-do-i-merge-two-dictionaries-in-a-single-expression-in-python-taking-union-o Does Python have a string &#39;contains&#39; substring method? https://stackoverflow.com/questions/3437059/does-python-have-a-string-39contains39-substring-method How to get the current time in Python https://stackoverflow.com/questions/415511/how-to-get-the-current-time-in-python How can I make a time… Читати далі TOP-10 questions about Python

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TOP-10 questions about Django

Serhii Kupriienko — Thu, 24 Dec 2020 21:20:31 +0000

Does Django scale? https://stackoverflow.com/questions/886221/does-django-scale differentiate null=True, blank=True in django https://stackoverflow.com/questions/8609192/differentiate-null-true-blank-true-in-django How do I do a not equal in Django queryset filtering? https://stackoverflow.com/questions/687295/how-do-i-do-a-not-equal-in-django-queryset-filtering How to upload a file in Django? https://stackoverflow.com/questions/5871730/how-to-upload-a-file-in-django How to combine two or more querysets in a Django view? https://stackoverflow.com/questions/431628/how-to-combine-two-or-more-querysets-in-a-django-view What is a "slug" in Django? https://stackoverflow.com/questions/427102/what-is-a-slug-in-django How to debug in Django, the… Читати далі TOP-10 questions about Django

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Find the sum of the digits in the number 100! (Python)

Serhii Kupriienko — Sun, 20 Dec 2020 13:56:52 +0000

Python code to demonstrate a method to compute the factorial digists sum, i.e. 100 factorial (100!). This test exercise I’ve recieved when I was looking for a Trainee Python Developer position.

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Django ORM and SQL: Making QuerySet Expressions

Serhii Kupriienko — Fri, 11 Dec 2020 19:33:33 +0000

Let us consider a simple base model for a person with attributes name, age, and gender. To implement the above entity, we would model it as a table in SQL. The same table is modeled in Django as a class which inherits from the base Model class. The ORM creates the equivalent table under the… Читати далі Django ORM and SQL: Making QuerySet Expressions

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Create an E-commerce Shop with Django (Part 4)

Serhii Kupriienko — Wed, 09 Dec 2020 22:04:32 +0000

How to create a checkout form in an E-commerce Shop with Django? Part 4. In the previous Part 3 we create models for Order and in this Part 4 of Create an E-commerce Shop with Django we will create checkout form an order. Prerequisites Django Latest Version Virtual Environment IDE PyCharm or Visual Studio Code… Читати далі Create an E-commerce Shop with Django (Part 4)

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Create a E-commerce Shop with Django (Part 3)

Serhii Kupriienko — Wed, 09 Dec 2020 12:58:22 +0000

In the previous Part 2 we create models for Order and in this Part 3 of Create a E-commerce Shop with Django we will make a summary of the order in the shopping cart of your Django shop. Prerequisites Django Latest Version Virtual Environment IDE PyCharm or Visual Studio Code Before starting the tutorial don’t… Читати далі Create a E-commerce Shop with Django (Part 3)

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Create an E-commerce Shop with Django (Part 2)

Serhii Kupriienko — Tue, 08 Dec 2020 22:30:14 +0000

How to create an E-commerce Shop with Django? Part 2. Prerequisites Django Latest Version Virtual Environment IDE PyCharm or Visual Studio Code Before starting the tutorial don’t forget to activate your Virtual Environment, and the project we created in the previous tutorial. 1. Create Databases in Models Before we start to make an order the… Читати далі Create an E-commerce Shop with Django (Part 2)

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