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defmodule Brando.Form.UserForm do
  use Brando.Form
  import Brando.Router.Helpers

  def get_status_choices do
    [[value: "0", text: "Choice 1"],
     [value: "1", text: "Choice 2"]]
  end

  form "user", [method: "POST", action: admin_user_path(:create)] do

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# increase the stacktrace depth

:erlang.system_flag(backtrace_depth, n)

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<%= render MyApp.SomeView, "sometemplate.html", user: @user %>

# all parent assigns

<%= render MyApp.SomeView, "sometemplate.html", assigns %>

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# in template
<%= next_page_path({:user_path, [:index]}, @current_page, @conn.params %>

# in view
def next_page_path({cur_path, helper_args}, cur_page, params \\ []) do
  params = Dict.merge(params, %{"page" => cur_page + 1})
  apply(MyApp.Router.Helpers, cur_path, helper_args ++ [params])
end

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for locale <- ["en", "fr"] do ... get "/#{I18n.t(locale, "routes.users")"

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iex(14)> :dbg.tracer
{:ok, #PID<0.109.0>}
iex(15)> :dbg.p :all, :c
{:ok, [{:matched, :nonode@nohost, 39}]}
 
iex(16)> :dbg.tpl Z, :x
{:ok, [{:matched, :nonode@nohost, 4}, {:saved, :x}]}
 
iex(17)> struct(Z, Map.from_struct(%V{})    
...(17)> )

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# install libpng15
# ----------------

./configure --prefix=/usr/local/libpng
make check
sudo make install
make check

#
sudo updatedb

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Secure Django Admin with SSL Client Certificate in Nginx

If you need a good way to secure your Django admin site (e.g., http://example.com/admin/), this is it.

Reference: https://gist.github.com/mtigas/952344

1. Creating self-signed certificates

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$less-column-width: 68px;
$less-gutter-width: 24px;

@function column-width($columns) {
    @return ($less-column-width * $columns) + ($less-gutter-width * ($columns - 1));
}

@function grid-padding-px($columns) {
    @if $columns == 10 {
        @return 48px;