CSS – What is the difference between visibility:hidden and display:none
Definition and Usage of Visibility Property : The visibility property specifies whether or not an element is visible....
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Latest Articles and Errors& Fixes fo popular programming languages like HTML,CSS, PHP, Javascript, Angularjs and more
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How to force browser to reload cached CSS/JS files
To reload cached CSS/JS files : The easiest way for you is to use some kind of versioning, so that the browser automatically...
How to remove border (outline) around text/input boxes
PROBLEM: How to remove the orange or blue border (outline) around text/input boxes? It only happens on Chrome to show that...
[ Solved -5 Answers]CSS- HTML- How to align content of a div to the bottom
PROBLEM: We have the following CSS and HTML code: The header section is fixed height, but the header content may change. We...
PHP – What are Long-Polling, Websockets, Server-Sent Events (SSE) and Comet
Regular HTTP: Before you can understand these technologies, you have to understand classic HTTP web traffic first. A client...
CSS – What methods of ‘clearfix’ can be use
Clearfix : A clearfix is a way for an element to automatically clear its child elements, so that you don’t need to add...
CSS – How to do auto-resize an image to fit a div container
Three ways to resize images to fit a DIV : Two different CSS classes (one for width, one for height). Using the STYLE...
PHP-What is thread safe or non-thread safe in PHP
php multithreading thread-safety packages thread context Thread Safety: Thread Safety means that binary can work in a...
PHP-What is the difference between public, private, and protected
Available Visibility in PHP Classes There are 3 type of visibility available in php for controlling your property or method....
“Notice: Undefined variable”, “Notice: Undefined index”, and “Notice: Undefined offset”
Notice: Undefined variable Default value of an uninitialized variable is problematic in the case of including one file into...
