PHP define() Function Definition and Usage: The define() function defines a constant. Constants are much like variables, except for the following differences: A constant’s value cannot be changed after it…
PROBLEM It is possible to toggle the visibility of an element, using the functions .hide(), .show() or .toggle() How would you test if an element is visible or hidden? SOLUTION…
In CSS, the two properties that makes spacing possible are padding and margin. The padding represents the inner space of an element The margin is external Explanation of the…
Proper uses of IMG : <img> is a HTML tag. It has a purpose that is to display images on a web document. Purpose: Accessibility. When text based user agent…
PROBLEM Is there a CSS-only way to style a <select>dropdown? We need to style a <select>form without any JavaScript. What are the properties we can use to do in CSS?…
require The require statement is used to include a file into the PHP code. require is identical to include except upon failure it will also produce a fatal E_COMPILE_ERROR level…
PROBLEM The error “the target version of the .NET Framework in the project does not match the .NET Framework launch condition version” occurs when a C# project referring C++ through…
PROBLEM How to disable the resizable property of a textarea? We can resize a textarea by clicking on the bottom right corner of the textarea and dragging the mouse. How we can disable this?…
PROBLEM we have a div that has background:transparent, along with border. Under this div, we have more elements. Currently, we able to click the underlying elements when we click outside…
PROBLEM What characters/symbols are allowed within CSS class selectors? we know that the following characters are invalid, but what characters are valid? ~ ! @ $ % ^ & * ( )…