Now you can create a new migration: To update the database to the new version:
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Published April 13, 2019
Tag: Python
Published December 17, 2018
Clear a session in Flask
There are two ways to clear a Flask session. The most straight-forward way is this: You can also iterate over the session keys:
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Published November 30, 2018
Supply a list of strings to str.startswith()
Often you not only want to check if a string starts with one string, but with many. If you supply a tuple, that’s actually possible.
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Published November 6, 2018
Call “git pull” from Python
Imagine you set up a project that is directly cloned from git and you want to update it from the projects logic itself instead of…
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Published November 1, 2018
Get list index of a list item in Python
If you want to find the index of an list element, you can use the list.index() method: [sc name=”src” url=”https://stackoverflow.com/questions/176918/finding-the-index-of-an-item-given-a-list-containing-it-in-python” ]
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Published October 22, 2018
Hidden features of programming languages
In many languages, there are some hidden, useful features. To add every one of them in a single post would explode the size of the…
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Published October 22, 2018
Fix “mysql_config not found” error on Linux
If you have database interaction in your application, it may fail with the following error after installing the needed modules: EnvironmentError: mysql_config not found That…
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Published October 16, 2018
Disable logging messages from Urllib and Requests libraries
If you use the urllib3 or requests library to perform web requests (for example for API calls) you may want to disable these logging messages:…
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Published October 16, 2018
Convert bytes to a string
You can convert a bytes array to a string using the decode() method: [sc name=”src” url=”https://stackoverflow.com/questions/606191/convert-bytes-to-a-string” ]
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Published October 16, 2018
Check if a strings starts or end with a specified value
Python has some nice methods to check if your strings start or end with a specified string, with str.startswith() and str.endswith(). They return a boolean…
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