CK's Tech Blog

Change celery's \x06\x16 priority separator
2021-01-21
How to change the celery \x06\x16 priority separator to something more shell friendly.
Snippets python celery django
Print django SQL queries in development
2020-11-20
How to display SQL queries using the --print-sql option from django-extensions
Snippets python django django-extensions
PYTEST_CURRENT_TEST environment variable
2020-08-10
In which tests is this code being executed?
Snippets python pytest
Download mp3 from youtube using youtube-dl
2020-08-09
How to download a mp3 version of a youtube video.
Snippets youtube-dl
Postgres CSV export
2020-07-28
How to export a PostgreSQL query to CSV file
Snippets postgres csv
Grep non-greedy match
2020-07-24
How to do a non-greedy match in grep
Snippets grep regex
jq replace json value if key exists
2020-07-20
How to replace json value of a specific key
Snippets jq oneliner
Ubuntu prevent updating of a specific package
2020-07-05
How to prevent updating of a specific ubuntu package
Snippets apt-get ubuntu
Git Delete Remote Branch
2020-01-24
How to delete a git branch (local or remote)
Snippets git
Perl Search and Replace
2020-01-24
Replace all occurrences of oldstring with newstring across all python files in the current directory and all it’s subdirectories. …more
Snippets perl oneliner xargs find