Programming Phoenix LiveView (Pragmatic Bookshelf)
Latest Threads About This Book
On page 203 there’s a code sample of the use of :col from the table function component. It says the sample is from /demographic_live/show...
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Accounts.register user is missing username attribute.
We need education list that we are going to use in page 258, Survey.create_demogra...
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Typo is in mentioning phx_target. It must be phx-target.
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I think that this task is too ambiguous:
“Build a component to render an HTML title, with a heading and a configurable message. Render t...
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`<.header>
Listing Products
…
`
The closing tag should be </.header>. This example and error appear twice on this page.
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There’s a sentence on page 103 that reads, “With just a hand full of products in our
database, this isn’t necessarily a huge win.” I bel...
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One of the examples has what I think is supposed to be an HTML comment but the opening tag is goofy.
The example reads: <!== lib/pent...
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On page 101 a sentence reads, “Over time, events will continue to transform the socket,
one event a time.” I believe it should end with ...
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On the second paragraph on the first page of chapter 3 reads: “The next two chapters will build a product catalog into our application”. ...
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The render() function examples use ‘ ’ to add space between elements. The same thing could be achieved by adding the tailwind class ‘mt-1...
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The ‘message:’ is Guess a number". In previous and later examples ‘message:’ is “Make a guess”
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Hello all,
I’m really loving this book, I found a small error on page 281 if you do not alias the SurveyResultsLive it will give this er...
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The name chosen for the guess module is WrongLive - each time I see this, my brain fires up with the usual connotations of the word wrong...
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When discussing the code below, the text talks about live_redirect whereas live_redirect is not mentioned in the code. Am I missing somet...
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Page 100
Add the following snippet to your index.html.eex template:
index.html.heex
Page 105
Our <.header> function invocati...
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Hi,
i followed the examples and generated the Catalog live ressource as described on page 67, added the /product routes in the correspon...
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Title: Name of book: Programming Phoenix LiveView
Can you remove all those “zero width space” inside code block ? that unicode character...
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The template on page 138 already contains the .simple-form component even though we did not assign a form to the socket yet and will ther...
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When using phx.gen.live with phoenix 1.7.14 the generated code in index.html.heex uses patch instead of navigate. When looking up the tem...
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Hi there,
in the book it says the authentication service should be located at ```
lib/pento_web/controllers/user_auth.ex
but for me it...
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Programming Phoenix LiveView: The code provided at Programming Phoenix LiveView: Interactive Elixir Web Programming Without Writing Any J...
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Title: Name of book: Programming Phoenix LiveView B9.0: Chapter 12-Define a Skinny GameLive View
These two need to be updated with
lib/...
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Title: Programming Phoenix LiveView B9.0: Chapter 11-Represent a Shape With Points
Diagram is Wrong
Two pages earlier, there is also a ...
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Title: Name of book: Programming Phoenix LiveView
Second to last page on Section 10 - Unit Test Test Survey Results State
testing/pento...
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This needs to be register_users (plural)?
iex(3)> params = %{email: "mercutio@grox.io", password: "R0sesBy0therNames"}
%{password: "R...
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If you check in endpoint.ex
I suggest spelling this out: lib/pento_web/endpoint.ex
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You may have noticed that Phoenix fetched the dependencies on this list when you ran mix deps.get.
Did I miss something? We haven’t ru...
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Chapter 4. Generators: Live Views and Templates, page 101 3rd paragraph from the bottom - typo in “LiveView”, spelled “liveVie”
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@SophieDeBenedetto
Under section “Application Inventory”
paragraph 3, first word should read: It turns out
and not: In turns out
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I entered the code on page 52 establishing a new authenticated route and it won’t compile. I get:
$ iex -S mix phx.server ...
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Most Active This Week
On page 203 there’s a code sample of the use of :col from the table function component. It says the sample is from /demographic_live/show...
New
Accounts.register user is missing username attribute.
We need education list that we are going to use in page 258, Survey.create_demogra...
New
Most Active This Month
Most Active This Year
Disclaimer: I hope all of this is accurate, and not the result of some stupid typo I failed to notice. Anyways…
This post comprises 2 is...
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The schemaless form defined in file “lib/pento_web/live/promo_live.html.heex” on page 133 of the book requires some transformation. The :...
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Title: Programming Phoenix LiveView: P97 test authentication generation issue
I’m not familiar with the syntax (auth *) → mix test
If I...
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On page 52, the topic of “Protecting Sensitive Routes” is introduced with this snippet from router.ex:
scope "/", PentoWeb do
pipe_thr...
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On page 138, :timer.sleep(1000) is used in the server-side code to simulate latency. This would be a great place to introduce the client-...
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Hi, I just finished reading Programming Phoenix LiveView B10 PDF edition.
I found some typos and errata, and I will report them all in t...
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The code example at the top of page 140 includes the phx-debounce=blur binding:
<.input field={@form[:email]} type="email"
label="E...
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In this section, at the point where it tells the reader to “Start up the server, log in, and point your browser at /promo… You should see...
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In the book the invocation is presented as:
“<.live_component
module={PentoWeb.ProductLive.FormComponent}
id={@product....
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In PentoWeb.RatingLive.Index.product_rating/1 function, there is a call to <RatingLive.Show.stars rating={rating} product={@product} /...
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Hi! To get to see the shapes on the board, I think that where it says:
# lib/pento_web/live/game_live/board.ex
def assign_shapes(%{assig...
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The beginning of the “Use the Component” section instructs readers:
Alias the component in SurveyLive by adding this line to the top you...
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The 3rd paragraph on the page states:
Our <.header> function invocation in the index template doesn’t make use of the <:subtit...
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The last line in the first paragraph on page 99 reads:
…put certain instructions in socket.products.inserts or socket.products.deletes....
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Second paragraph in section Protect Routes with Plugs says "The authentication service is defined in the file lib/pento_web/controllers/u...
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Most Active Last Three Years
Author Spotlight:
Bruce Tate
@redrapids
Programming languages always emerge out of need, and if that’s not always true, they’re defin...
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I am working on the “Your Turn” for chapter one and building out the restart button talked about on page 27. It recommends looking into ...
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Build highly interactive applications without ever leaving Elixir, the way the experts do. Let LiveView take care of performance, scalabi...
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Author Spotlight:
Sophie DeBenedetto
@SophieDeBenedetto
The days of the traditional request-response web application are long gone, b...
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The markup used to display the uploaded image results in a Phoenix.LiveView.HTMLTokenizer.ParseError error.
lib/pento_web/live/product_l...
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It seems the second code snippet is missing the code to set the current_user:
current_user: Accounts.get_user_by_session_token(session["...
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root_layout: {PentoWeb.LayoutView, :root},
This results in the following following error:
no “root” html template defined for PentoWeb...
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Book: Programming Phoenix LiveView, page 142 (157/378), file lib/pento_web/live/product_live/form_component.ex, in the function below:
d...
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In this - and subsequent - “Give it a try” sections, it would be very useful to have the answers, both to confirm whether we got it right...
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Title: Programming Phoenix LiveView B8 - entire Ch4 modal component section needs correcting (Page 101-114)
Example: Programming Flutter...
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Programming Phoenix Liveview: live_modal to live_component (page 101)
Hi, First of all thank you for this awesome book.
I saw minor cha...
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(Phoenix 1.6.6, Ecto 3.7.2, Elixir 1.13)
When building the custom Survey context, we are told to then update the rating.ex file with the...
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The introduction instructions under section “Build a Simple LiveView” are incomplete. If followed from book one gets the following error:...
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Just in case you miss it :wink:
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In the code sample for auth /pento/lib/pento_web/live/user_auth_live.ex the on_mount function is defined as:
on_mount(_, params, %{"user...
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Most Active Over Three Years
A Hero’s Journey
with Sophie DeBenedetto
@SophieDeBenedetto
Sophie DeBenedetto, author of Programming Phoenix Liveview, discusse...
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In general, the book isn’t yet updated for Phoenix version 1.6. On page 18 of the book, the authors indicate that an auto generated of ro...
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The generated iex result below should list products instead of product for the metadata. (page 67)
iex> product = %Product{}
%Pento....
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Hi! I know not the intentions behind this narrative when called, on page XI:
mount() |> handle_event() |> render()
but the correc...
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Dear Sophie.
I tried to do the “Authorization” exercise and have two questions:
When trying to plug in an email-service, I found the ...
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“The ProductLive.Index template calls a helper function, live_component/3, that in turn calls on the modal component. ”
Excerpt From: Br...
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A further clarification: When I move to the “Stateful components” section and run a compile with “iex -S mix”, the compile works. When I ...
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The right lifecycle should be
mount/3
handle_prams/3
render/3
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On Chapter 3 - Page 78, the beginning of the page has this code here:
@doc """
Maybe it is missing to put the Pento context before Cata...
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socket is being accessed in the function body, hence the need to include it in the function head.
Current:
def maybe_track_user(
...
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The text talks about adding two keys to assigns, a session_id key and a current_user key, but the example code is only showing the sessio...
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I have read first chapter. Will add my notes / code tries / self exploration as I go along!
Thank you @AstonJ for encouraging to start ...
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I keep suggesting this book to people that want to learn Phoenix but never actually went through it myself. Today i picked the latest ver...
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Hi there,
Just wanted to call out that although what needs to happen should be pretty obvious, when we add handle_progress/3 on page 138...
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“You’ll see how LiveView let’s you move fast by offering elegant patterns for code organization, and you’ll find that LiveView is the per...
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Pragmatic Bookshelf
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