Latest Blog Posts

• Doing Bulk Insertions with Embedded Schemas with Ecto.Repo.insert_all

  You can perform bulk insertions for records that contain embedded schemas by doing the following: alias MyApp.MyEmbed alias MyApp.MyMainSchema # multiple_attrs is a list of map attrs that we want to insert def bulk_create(multiple_attrs) do multiple_attrs = Enum.map(multiple_attrs, fn attrs -> attrs # put timestamps, since they are not auto-generated for us |> Map.put(:inserted_at, NaiveDateTime.utc_now() |> NaiveDateTime.truncate(:second)) |> Map.put(:updated_at, NaiveDateTime.utc_now() |> NaiveDateTime.truncate(:second)) # This will pipe the attributes into the anonymous function # we will do embed-specific operations here |> (fn attrs -> # This creates a struct of MyEmbed on the key :my_embed %{attrs | my_embed: struct(MyEmbed, attrs.

  May 31, 2020 Read more...

• Using Python's Invoke for Simple GitFlow Release Automation

  While developing PillowSkin, I have become used to the habit of creating small releases. This resulted in me always having to repetitively write the commands git checkout master, then git merge develop, then git tag… It does get old after a while when your total release count gets into the hundreds (PillowSkin is at ~180 versions at this point in writing). However, with the power of Python scripting, we can do a little bit of scripting to save us countless cumulative hours of googling for the right commands to type.

  May 18, 2020 Read more...

• Shrink Your Static Website Size by 10x With This Simple Trick (gzip)!

  This “simple trick” is nothing very special: it's our good old friend gzip. However, not all static website hosts automatically compress and serve your website and assets. This may inadvertently result in larger-than-necessry file sizes when creating and publishing your static websites on hosts such as Gitlab Pages, Github Pages, or Netlify. As such, we need to manually compress the files as part of our website build step. In your CI build script, add in the following right after your build script:

  May 17, 2020 Read more...