Yes, standard behaviour is the value is only sent if the checkbox is checked. This typically means you need to have a way of remembering what checkboxes you are expecting on the server side since not all the data comes back from the form. The default value is always “on”, this should be consistent across … Read more
Excerpted from Josh Stodola’s Setting keyboard caret Position in a Textbox or TextArea with Javascript A generic function that will allow you to insert the caret at any position of a textbox or textarea that you wish: function setCaretPosition(elemId, caretPos) { var elem = document.getElementById(elemId); if(elem != null) { if(elem.createTextRange) { var range = elem.createTextRange(); … Read more
Seriously belated edit: If you’re using .NET 4.0 or later The File class has a new ReadLines method which lazily enumerates lines rather than greedily reading them all into an array like ReadAllLines. So now you can have both efficiency and conciseness with: var lineCount = File.ReadLines(@”C:\file.txt”).Count(); Original Answer If you’re not too bothered about … Read more
As the error message states, jQuery does not include a :unchecked selector. Instead, you need to invert the :checked selector: $(“input:checkbox:not(:checked)”)
According to this blog post, you need to set -moz-appearance:textfield; on the input. input[type=number]::-webkit-outer-spin-button, input[type=number]::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; } input[type=number] { -moz-appearance:textfield; } <input type=”number” step=”0.01″/>
Occurs when the text content of an element is changed through the user interface. It’s not quite an alias for keyup because keyup will fire even if the key does nothing (for example: pressing and then releasing the Control key will trigger a keyup event). A good way to think about it is like this: … Read more
You can use the :placeholder-shown pseudo class. Technically a placeholder is required, but you can use a space instead. input:not(:placeholder-shown) { border-color: green; } input:placeholder-shown { border-color: red; } <input placeholder=”Text is required” /> <input placeholder=” ” value=”This one is valid” /> <input placeholder=” ” />
You can clear the input field by using $(‘#shares’).val(”);
Try… for YUI Dom.get(“gadget_url”).set(“value”,””); with normal Javascript document.getElementById(‘gadget_url’).value=””; with JQuery $(“#gadget_url”).val(“”);
According to the CSS basic box model, an element’s width and height are applied to its content box. Padding falls outside of that content box and increases the element’s overall size. As a result, if you set an element with padding to 100% width, its padding will make it wider than 100% of its containing … Read more