Ruby on Rails

thanks

On Sunday, December 27, 2015 at 5:44:51 PM UTC-5, Colin Law wrote:

On 27 December 2015 at 22:38, fugee ohu <fuge...@gmail.com> wrote:
> what does this mean without the if   <% user_signed_in? %>

It is just a statement that evaluates to true or false and does
nothing with the result.

Colin

>
> On Sunday, December 27, 2015 at 5:01:54 PM UTC-5, Colin Law wrote:
>>
>> On 27 December 2015 at 21:53, fugee ohu <fuge...@gmail.com> wrote:
>> > On Sunday, December 27, 2015 at 4:35:37 PM UTC-5, Colin Law wrote:
>> >>
>> >> On 27 December 2015 at 21:24, fugee ohu <fuge...@gmail.com> wrote:
>> >> > On Sunday, December 27, 2015 at 4:15:57 PM UTC-5, Colin Law wrote:
>> >> >>
>> >> >> On 27 December 2015 at 21:07, fugee ohu <fuge...@gmail.com> wrote:
>> >> >> > yikes, i dunno how @user got instantiated, i forgot to say i'm in
>> >> >> > a
>> >> >> > view, i
>> >> >> > dunno if i'm allowed to do this in a view or not:    <% if
>> >> >> > Profile.find_by_user_id(current_user.id) %>
>> >> >>
>> >> >> You can do anything you like in a view, but what is wrong with
>> >> >> <% if current_user.profile.nil? %>
>> >> >>
>> >> >> How many times do I have to ask you not to top post?
>> >> >
>> >> > Sorry Colin, It's the goolge default When you click reply the cursor
>> >> > flashes
>> >> > on a blank line with quoting below, that's why i always forget but
>> >> > I'll
>> >> > try
>> >> > to remember from now on Do I have to test for nil like that I'd
>> >> > rather
>> >> > use
>> >> > find or find_by more absolutely ~ thanks (merry christmas)
>> >>
>> >> It is not a matter of how you test for nil, it is a matter of how you
>> >> access the profile.  You suggest using
>> >> Profile.find_by_user_id(current_user.id) but you can just do
>> >> current_user.profile.  It is the same thing but much easier to
>> >> understand.  You can test for nil any way you like.
>> >>
>> >> Colin
>> >
>> >
>> >  Thanks colin, happy holidays again ha ha Ok so then i'm using `if
>> > current_user.profile?` but the snippet is causing the error
>> > application.html.erb:59: syntax error, unexpected keyword_ensure,
>> > expecting
>> > end-of-input, even though  application.html.erb is only 57 lines
>> >
>> >    <% user_signed_in? %>
>> >    <% if current_user.profile? %>
>> >     <%= "profile found" %>
>> >    <% else %>
>> >     <%= "profile not found" %>
>> >    <% end %>
>> >    <div class="dropdown">
>> >     <button class="btn btn-primary dropdown-toggle" type="button"
>> > data-toggle="dropdown"><%= current_user.email %></button>
>> >     <ul class="dropdown-menu"><span class="caret"></span>
>> >       <li><%= link_to('Profile', user_profile_path ) %></li>
>> >       <li><a href="#">Account</a></li>
>> >       <li><a href="#">Messages</a></li>
>> >       <li><%= link_to('Sign out', destroy_user_session_path, method:
>> > :delete) %></li>
>> >     </ul>
>> >   </div>
>> >   <% else %>
>> >    <div align=right>
>> >     <%= link_to('User sign in', new_user_session_path) %>
>> >    </div>
>> >   <% end %>
>>
>> There is no matching 'if' for this 'end'.
>>
>> Colin
>
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