Text-decoration/CSS causing text to move

html,css,wordpress

This is normal behaviour: Bold text is wider, thus repositioning the centered text around it. You could go for a fixed width on all links to prevent this: .main-navigation a { text-decoration: none; min-width: 6em; display: inline-block; } ...

Button not center align in Safari

html,css,safari,center-align

if you don't set a width for btn: parent - text-align: center use for button - display-inline: block; instead display: block .wrap { text-align: center; } .center-block { display: inline-block; } <div class="wrap"> <input value="Button" class="center-block" type="submit" /> </div> ...

How To Check Value Of String

javascript,css,string,numeric

document.GetElementById("tombolco").style = "display:block"; That's not the right way. This is document.getElementById("tombolco").style.display = 'block'; Also note that it is getElementById, not with a capital G. Same with 'none',Rest of your code is fine. Fiddle...

Ruby: How to copy the multidimensional array in new array?

ruby-on-rails,arrays,ruby,multidimensional-array

dup does not create a deep copy, it copies only the outermost object. From that docs: Produces a shallow copy of obj—the instance variables of obj are copied, but not the objects they reference. dup copies the tainted state of obj. If you are not sure how deep your object...

Rails: Posting from a form to a M:M table

ruby-on-rails,activerecord

As I said, you need to tweak your create action like this in order to save group_id. def create @group = Group.find(params[:group_id]) @discussion = current_user.discussions.build(discussion_params) @discussion.group_id = @group.id if @discussion.save flash[:success] = "Discussion started." redirect_to root_url end end OR You can add a hidden_field in your form_for to save group_id...

Select n elements from hover event

javascript,html,css

Use the immediate sibling selector (+) .item:hover + .item, .item:hover + .item + .item { background-color: green; } Example: http://codepen.io/anon/pen/jPGoYw...

show div only when printing

javascript,html,css

You need some css for that #printOnly { display : none; } @media print { #printOnly { display : block; } } ...

change icon on collapse in Bootstrap 2.3 not in bootstrap 3

javascript,jquery,css,html5,twitter-bootstrap

Updated. Yes - the first pure CSS solution was not satisfactory. If you dare to add some javascript, you can do this : $('.accordion-group').on('show', function() { $(this).find('.accordion-toggle').removeClass('arrow-down').addClass('arrow-up'); }); $('.accordion-group').on('hide', function() { $(this).find('.accordion-toggle').removeClass('arrow-up').addClass('arrow-down'); }); It is using the bootstrap collapse hide / show events directly on the collapse sections. Still without...

Is it possible to have two callbacks in around_destroy in rails?

ruby-on-rails,activerecord,callback

It'll work without any issue, as Active Record wraps-up these callback methods in a single transaction. Since the object is destroyed in first yield, it seems the later is not feasible (assuming everything is running in one thread). How Rails handles this? No, object isn't destroyed in first yield. Object...

Active Record association links, but can't assign values

ruby-on-rails

Your column should be permission_id, not permissions_id. That is why AR doesn't find the related model.

Iframe does not show scrollbar

html,css,angularjs,iframe,ionic

You have hidden scrollbars in ionic.app.css: ::-webkit-scrollbar { display: none; } I don't know if it is possible to override this style so probably you have to remove it. Similar question....

How to remove all the borders of a selectbox?

jquery,html,css,drop-down-menu

Firefox has some problems with select-background. You can try this code - it'll remove the arrow, and then you can add a background image with your arrow (I took an icon from google search, just put you icon instead) I get this on FireFox (You can use any arrow icon...

Changing font-size of

on wordpress

css,wordpress,html-lists

I think you have style inheritance from upper element, check it with dev. tools in browser. You can also try to set inline style for: <li style: "font-size: 22px;">Name 1</li> or add !important in your css file, like this: td > ul li { font-size: 22px !important;"> } ...

Website showing differently in windows xp and mobile

html,css

The background colour changes when the browser width is less than 1200px wide. You have specified the background-color for the selector .td-grid-wrap within a media query: What you need to do is move the background-color property to the non-media-queried selector .td-grid-wrap or perhaps .td-page-wrap. ...

Top header 100% of screen, but body only 70%?

html,css

Put your header inside the body. And don't apply styles to the body but use a container. + You should have one single header in your page. <body> <header> <nav><ul> <li class="active"><a href="#">Home</a></li> <li><a href="#">Solutions & Services</a> <ul> <li><a href="#">Internet</a></li> <li><a href="#">Networking</a></li> <li><a href="#">Website</a></li> <li><a href="#">Home...

Rails basic auth not working properly

ruby-on-rails,ruby,authentication

@user.keys.each do |key| username == key.api_id && password == key.api_key end This piece of code returns a value of .each, which is the collection it's called on (@user.keys in this case). As it is a truthy value, the check will pass always, regardless of what are the results of evaluating...

Ruby on Rails - Help Adding Badges to Application

ruby-on-rails,ruby,rest,activerecord,one-to-many

Take a look at merit gem. Even if you want to develop your own badge system from scratch this gem contains plenty of nice solutions you can use. https://github.com/merit-gem/merit

HTML CSS Two 2-column tables side by side with same height and width

html,css

Okay so I have made a few assumptions to create this solution. Firstly, I'm guessing that as you are setting the headers of the tables as width:200px; that the width of the two columns are 100px. (This can be changed if need be). Secondly, these tables are not floated. This...

CSS :hover that shows more than one image

html,css,css3

Okay so I have got a probable solution, the catch is, you won't be able to use img tags. You can use images as background-image and animate background on :hover NOTE: Fade in effect can be removed by playing with animation. HTML <div class="image-box"></div> CSS .image-box { height: 200px; width:...

Centering navbar pills vertically within the navbar using flexbox

html,css,twitter-bootstrap,flexbox

Set display: flex for the <ul class="nav">, not for items. Also use align-items: center for vertical aligment: .nav { height: 70px; display: flex; justify-content: center; align-items: center; } <link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.5/css/bootstrap.min.css" rel="stylesheet"/> <div class="container"> <nav class="navbar navbar-default navbar-fixed-top"> <ul id="nav_pills" class="nav nav-pills" role="tablist"> <li role="presentation"> <a href="/">About</a> </li> <li...

CSS flexbox wraps content in FireFox (not Chrome)

css,google-chrome,firefox,flexbox,pseudo-element

Weird. button elements have some special behavior which seems to conflict with flexbox. Specifically, what happens is that the flex items are blockified, according to the spec: The display value of a flex item is blockified: if the specified display of an in-flow child of an element generating a flex...

How to reduce the size of picture on the background?

css

If you're trying to set fixed background image, this is example to scale and align your background image: .pic-wrap { display: block; height: 296px; background-image: url(https://pbs.twimg.com/profile_images/590966305248784384/1gX6-SY6_400x400.jpg); background-size: 256px; background-position: 20px 50%; background-repeat: no-repeat; padding-left: 296px; border: 1px solid #ddd; } @media only screen and (max-width: 320px) { .pic-wrap { background-size:...

Can Rails deal with DB uniqueness without index?

mysql,ruby-on-rails,rdbms

Because there is no need for other ways. Under the hood it's all the same: when you define a UNIQUE constraint, a UNIQUE index is created on that table to enforce it. Question from DBA.SE: When should I use a unique constraint instead of a unique index? So for a...

Showing and editing has_many objects in Rails

ruby-on-rails,ruby-on-rails-4

Since you need to support both (POST /milestones and POST /projects/:project_id/milestones) the project_id to the form: <%= form_for [@project,Milestone.new] do |f| %> ... <%= f.hidden_field(:project_id, value: @project_id) %> ... <%- end -%> Or if your resource is always nested than project_id available in the params in your controller so you...

Default scrollbar position

javascript,jquery,html,css,scroll

Here you go: http://jsfiddle.net/vtep7Lf1/ $("document").ready(function() { $("#ccwindow").animate({ scrollTop: $("#ccwindow").height() }, "slow"); return false; }); ...

add value to existing class in jQuery

javascript,jquery,html,css

Use attr() like $(document).ready(function() { $('.project-open').hide(); $('.hackandfly, .scanergy, .connecting-food').click(function() { $slidah = $($(this).attr('class')+'-open'); $slidah.slideToggle(); $('div.project-open').not($slidah).slideUp(); }); }); However, the above will fail if you have multiple classes. A workaround would be to add data-* to the clicked elements like <div class="hackandfly other-class" data-class-target="hackandfly-open"></div> and then $(document).ready(function() { $('.project-open').hide();...

What is Rack::Utils.multipart_part_limit within Rails and what function does it perform?

ruby-on-rails,ruby,rack,multipart

Telling it short, this value limits the amount of simultaneously opened files for multipart requests. To understand better what is multipart, you can see this question. The reason for this limitation is an ability to better adjust your app for your server. If you have too many files opened at...

Adding horizontal space between 2 buttons using javascript

javascript,jquery,html,css

Use CSS instead of Javascript. Anyway, you're adding a class to all buttons. Use following code: .submitButton { margin: 0 10px; } ...

Pure Css transition slide down panel not working

html,css,css3

Height of #StayOpen is 0px. Also you have to check CSS rule priorities. Your code might look like this: #StayOpen { height: 100%; } #StayOpen:hover #AccomodationPanel { height:300px !important; } Look at this fiddle. Transition In your question you've mentioned about transition. You can add it in #AccomodationPanel (updated example):...

How do I specify a css margin-top for foundation row div?

css,zurb-foundation

Use: div.row { margin-top: 12px; } or .row { margin-top: 12px !important; } ...

How to make background body overlay when use twitter-bootstrap popover?

html,css,twitter-bootstrap

Posting some more code would be nice. This should work. Use some jQuery or AngularJs or any other framework to make the .overlay initially hidden, then to make it visible when needed. If you need help, comment. If it helps, +1. EDIT $(function() { $('[data-toggle="popover"]').popover({ placement: 'bottom' }); $("#buttonright").click(function() {...

How to set DIV's width based on CSS indexes

html,css

If I understand this correctly,all you need to do is change your CSS to the following: .sintesi-offerta > .block:nth-child(3n+1) { width: 40%; } .sintesi-offerta > .block:nth-child(3n+2) { width: 20%; } .sintesi-offerta > .block:nth-child(3n+3) { width: 40%; } Side note: your br tags should be <br/> for jsfiddle to interpret them...

styles css in embeded souncloud player

css,iframe,styles,embed,soundcloud

CSS you are writing on your CSS file wont effect content of iFrame. Solutions: Do you really need an iFrame? Cant it be done using modal window or something like that? Add CSS you want to add using JS/JQuery $('iframe').load( function() { $('iframe').contents().find("head") .append($("<style type='text/css'> .my-class{display:none;} </style>")); }); ...

On rendering from controller, current_page method does not seem to work

ruby-on-rails,ruby,ruby-on-rails-4,model-view-controller

You can use content_for and yields to create a default in your layout which views can override. # layouts/application.html.erb: <% if content_for?(:banner) %> <%= yield(:banner) %> <% else %> <div id="banner"> <h1>This is the default...</h1> </div> <% end %> /users/signup.html.erb: <%- content_for :banner, flush: true do -%> <!-- move along,...

ActiveAdmin ::Show 4 textbox in active admin using has_many relationship

ruby-on-rails,gem,activeadmin

Add the following to your Polls Controller- def new @poll = Poll.new 4.times do @poll.answers.build end end ...

Rails shared controller actions

ruby-on-rails,ruby,ruby-on-rails-4

You should pass actions to the included block and perform_search_on to the class_methods block. module Searchable extend ActiveSupport::Concern class_methods do def perform_search_on(klass, associations = {}) ............. end end included do def filter respond_to do |format| format.json { render 'api/search/filters.json' } end end end end When your Searchable module include a...

How to send a mail by postfix mail server with rails?

ruby-on-rails,email,mailer

You need to change the delivery_method from :smtp to :sendmail config.action_mailer.delivery_method = :sendmail ...

change css dynamically by selecting dropdown list item

jquery,html,css,drop-down-menu

I have created a working example for you. You can find the jsfiddle in here This piece of code uses JQuery. (Remember, for these type of tasks, JQuery is your friend =] ). HTML <select id="dropDownMenu"> <option value="option1" selected="selected">yes</option> <option value="option2">no</option> </select> <br> <img id="picture" src="https://upload.wikimedia.org/wikipedia/commons/thumb/f/f5/House_Sparrow_mar08.jpg/220px-House_Sparrow_mar08.jpg"> Javascript function changeStyle(){...

Div with the form of a pencil [duplicate]

html,css,css-shapes

.pencil{ width: 200px; height: 40px; border: 1px solid #000; position: relative; } .pencil:before{ content: ''; display: block; margin: 10px 0; width: 100%; height: 10px; border: 6px solid #000; border-width: 6px 0; } .pencil:after{ content: ''; display: block; height: 10px; border: 1px solid #000; border-width: 1px 1px 0 0; width:...

CSS - Linear Gradient Background Color no-repeat is not working for if it has multiple tds

html,css,css3

table{border-collapse:collapse;width:100%} table tr td{padding:5px;border:1px solid #000; background:#FFF } table tr:hover td{padding:5px;border:1px solid #000; background:transparent } table{ background:...

Google map infowindow position on custom marker

javascript,css,google-maps,google-maps-api-3

Set the pixelOffset of the InfoWindow appropriately: From the documentation on InfoWindows pixelOffset | Type:Size | The offset, in pixels, of the tip of the info window from the point on the map at whose geographical coordinates the info window is anchored. If an InfoWindow is opened with an anchor,...

Fancybox thumbnail is not working

javascript,jquery,html,css,fancybox

You need to add absolute URL paths in external resources option, not relative. See the Console errors in Firebug. Example: http://fancyapps.com/fancybox/source/jquery.fancybox.js instead of just jquery.fancybox.js Check this: JSFiddle, I forked your JSfiddle and edited the external sources. ...

Render list starting from the bottom of its container

css

nav ul ul { display: none; } nav ul li:hover > ul { display: block; } nav ul { background: #efefef; background: linear-gradient(top, #efefef 0%, #bbbbbb 100%); background: -moz-linear-gradient(top, #efefef 0%, #bbbbbb 100%); background: -webkit-linear-gradient(top, #efefef 0%, #bbbbbb 100%); box-shadow: 0px 0px 9px rgba(0, 0, 0, 0.15); padding: 0...

Dynamically resize side-by-side images with different dimensions to the same height

javascript,html,css,image

If it's responsive, use percentage heights and widths: html { height: 100%; width: 100%; } body { height: 100%; width: 100%; margin: 0; padding: 0; } div.container { width: 100%; height: 100%; white-space: nowrap; } div.container img { max-height: 100%; } <div class="container"> <img src="http://i.imgur.com/g0XwGQp.jpg" /> <img src="http://i.imgur.com/sFNj4bs.jpg" /> </div>...

bootstrap - dynamically changing jumbotron background image

javascript,jquery,html,css,bootstrap

You have some syntax errors otherwise everything is good!! keep url inside quotes as below: $('.jumbotron').css('background-image','url(/path/to/new/image)'); ...

Detect when the jQuery UI slider is being moved?

jquery,html,css,jquery-ui

You can use 3-Events: - Start (Start-Sliding) -> Stop Player - End (End-Sliding) -> Start Player - Slide (Sliding) -> Move Player-Position $("#range").slider({ range: "min", start: function(event, ui) { player.pauseVideo(); }, stop: function(event, ui) { player.playVideo(); }, slide: function(event, ui) { player.seekTo(ui.value,true); return false; } }); Demo: http://codepen.io/anon/pen/EjwMGV...

How to pass array in rails 4 strong parameters

ruby-on-rails,arrays

According to the docs https://github.com/rails/strong_parameters#permitted-scalar-values: The permitted scalar types are String, Symbol, NilClass, Numeric, TrueClass, FalseClass, Date, Time, DateTime, StringIO, IO, ActionDispatch::Http::UploadedFile and Rack::Test::UploadedFile. To declare that the value in params must be an array of permitted scalar values map the key to an empty array: params.permit(:id => []) If...

Make instance variable accessible through hash in Ruby

ruby-on-rails,ruby,ruby-on-rails-4,activerecord

It's not "through Hash", it's "array access" operator. To implement it, you need to define methods: def [](*keys) # Define here end def []=(*keys, value) # Define here end Of course, if you won't be using multiple keys to access an element, you're fine with using just key instead of...

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