Write an efficient algorithm to invert alternate levels of a perfect binary tree. For example, consider below tree It should be converted to following tree: 1. Using Level Order Traversal The idea is Read more…
A tiny jQuery plugin to create a pretty clean countdown clock with animated borders representing the remaining days, hours, minutes, and seconds. Demo Download source
Pattern Programs in Java In Java, pattern programs are the most important from the perspective of interviews. The pattern programs improve thinking and coding skills. It also helps us to develop a firm grip on Read more…
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My goal on this question is to get two models to function right. Note : my example is using jQuery 1.9.1 + jQuery-ui 1.9.2 Expected Result: Click a button that opens the first dialog (modal) Read more…
How to create a Gmail account? Gmail is a free email service provider widely used worldwide to communicate and exchange personal and professional emails. With almost a billion active users, Gmail supports exchanging images, files, Read more…
}); can someone tell me how does loop work in jQuery am using each and selecting all li tag, now in the function parameter I pass index which I believe it a built in jQuery Read more…
I want when I scroll the position and the opacity will go down. the opacity works but I don’t know how to set the position right with jquery. ‘100%’ is a string. You can’t do Read more…
Base Conversion in Number System: In previous topic, we have learnt about different number systems. In this topic, we will learn how to convert one number system into another, such as Binary number to Decimal, Read more…
When will the manual be updated? Specifically Attributes: https://www.php.net/releases/8.0/en.php just refers to the RFC (https://wiki.php.net/rfc/attributes_v2). The RFC doesn’t have the right syntax and still has <<PhpAttribute>>. (It’s now #[Attribute]) The php release announcement page also Read more…