In any Object oriented programming language , one object reference can be type cast into another object reference. There are compile-time rules and runtime rules for casting in java There can be 2 casting java scenarios · Upcasting Downcasting When … Continue reading
Recently I had some study about the PHP. It is my favorite language from C. I really want to know what exactly happening inside the PHP. Ok, here are the information. As you know the PHP is written in C. … Continue reading
This tutorial will guide you create a simple popup based on CSS and Javascript 1. Create a simple div HTML <div id=”overlayContent” style=”display:none;z-index:110;width:100%;position:absolute;left:0;top:25;height:200px;”> </div> here , make sure you put z-index to a value , display to none and position … Continue reading



