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Validate uniqueness of multiple columns
...or, but in general I recommend using a database constraint.
More reading: https://robots.thoughtbot.com/validation-database-constraint-or-both
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Getting assembly name
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Accessing attributes from an AngularJS directive
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How to query nested objects?
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Comment out text in R Markdown (Rmd file)
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How to redirect the output of an application in background to /dev/null
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What are the “loose objects” that the Git GUI refers to?
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The Git Book explains it pretty well:
https://git-scm.com/book/en/v2/Git-Internals-Packfiles
Loose objects are the simpler format.
It is simply the compressed data
stored in a single file on disk. Every
object written to a seperate file.
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Django URL Redirect
...L 'hola-home' from app named hola
# for more redirect's usage options: https://docs.djangoproject.com/en/2.1/topics/http/shortcuts/
path('', lambda request: redirect('hola/', permanent=True)),
path('hola/', include('hola.urls')),
]
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What is the right way to POST multipart/form-data using curl?
...ad to use double quotes like this curl -F "filename=@\"C:\temp\file.jpg\"" https://someurl.com
– Beems
May 24 at 23:21
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Generate URL in HTML helper
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