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Frontmatter

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Author 1
👀 Reading hidden code
using SHA
244 μs
👀 Reading hidden code
using Base64
142 μs
Base64.base64encode ∘ SHA.sha256
👀 Reading hidden code
myhash = base64encode ∘ sha256
217 μs
👀 Reading hidden code
# @bind hello html"<input>"
9.7 μs
Error message

Could not resolve host: mkhj.fra1.cdn.digitaloceanspaces.com while requesting https://mkhj.fra1.cdn.digitaloceanspaces.com/sample%20Tower%20of%20Hanoi%2016.jl

Stack trace

Here is what happened, the most recent locations are first:

  1. (::Downloads.var"#9#18"{IOStream, Base.DevNull, Nothing, Vector{Pair{String, String}}, Float64, Nothing, Bool, Nothing, Bool, String, Bool, Bool})(easy::Downloads.Curl.Easy)
    from Downloads.jl:387
  2. with_handle(f::Downloads.var"#9#18"{IOStream, Base.DevNull, Nothing, Vector{Pair{String, String}}, Float64, Nothing, Bool, Nothing, Bool, String, Bool, Bool}, handle::Downloads.Curl.Easy)
    from Curl.jl:88
  3. anonymous function
    from Downloads.jl:328
  4. arg_write(f::Downloads.var"#8#17"{Base.DevNull, Nothing, Vector{Pair{String, String}}, Float64, Nothing, Bool, Nothing, Bool, String, Bool, Bool}, arg::IOStream)
    from ArgTools.jl:112
  5. anonymous function
    from Downloads.jl:327
  6. arg_read
    from ArgTools.jl:61
  7. request(url::String; input::Nothing, output::IOStream, method::Nothing, headers::Vector{Pair{String, String}}, timeout::Float64, progress::Nothing, verbose::Bool, debug::Nothing, throw::Bool, downloader::Nothing)
    from Downloads.jl:326
  8. anonymous function
    from Downloads.jl:231
  9. arg_write(f::Downloads.var"#3#4"{Nothing, Vector{Pair{String, String}}, Float64, Nothing, Bool, Nothing, Nothing, String}, arg::Nothing)
    from ArgTools.jl:101
  10. #download#2
    from Downloads.jl:230
  11. download(url::String, output::Nothing)
    from Downloads.jl:230
  12. #invokelatest#2
    from essentials.jl:716
  13. invokelatest
    from essentials.jl:714
  14. do_download
    from download.jl:24
  15. download
    from download.jl:20
  16. from This cell: line 1
    hello = read(download("https://mkhj.fra1.cdn.digitaloceanspaces.com/sample%20Tower%20of%20Hanoi%2016.jl"), String)
hello = read(download("https://mkhj.fra1.cdn.digitaloceanspaces.com/sample%20Tower%20of%20Hanoi%2016.jl"), String)
👀 Reading hidden code
---
Error message

Another cell defining hello contains errors.

myhash(hello) |> Text
👀 Reading hidden code
---
Dict(map(x -> x => x, 1:4)...)
👀 Reading hidden code
71.5 ms
Error message

Another cell defining hello contains errors.

HTML("""

<script>

const hello = $(repr(hello))
const myhash = async (s) => {
const data = new TextEncoder().encode(s)
const hashed_buffer = await window.crypto.subtle.digest("SHA-256", data)

const base64url = await new Promise((r) => {
const reader = new FileReader()
reader.onload = () => r(reader.result)
reader.readAsDataURL(new Blob([hashed_buffer]))
})

return base64url.split(",", 2)[1]
}


return html`<code>\${await myhash(hello)}</code>`

</script>

""")
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---