1 - Web Design and Web Development News, Javascript, Angular, React, Vue, Php

11 results for: insertion

Cumulative Layout Shift, what is and How to optimize CLS

Cumulative Layout Shift, one of the new Core Web Vitals metrics,  is the first metric that focuses on user experience beyond performance. Unexpected movement of web page content is a major source of irritation for users on the web. The new cumulative design change metric helps developers understand the impact of…

Category : Seo & sem   14-01-2021   by Luigi Nori

A Java Approach: Selection Structures - Use Cases

Hello everyone and welcome back! Up to now we have been concerned to make as complete an overview as possible of the fundamental concepts we need to approach the use of conditional structures. We have therefore introduced the concept of conditional structures, outlining the various situations that could arise. We…

Category : Java   20-10-2020   by Alessio Mungelli

Hashmap: hashing, collisions and first functions

Today we are going to study some concepts closely related to hashmaps. The concepts we are going to see are hashing and collisions. Hashing The idea of hashing with chaining is to create a sort of array of lists, into which the elements are somehow inserted. We need to map the keys to…

Category : C language   28-06-2020   by Alessio Mungelli

Hashmap: Overflow Lists

In this short series of articles we will go to see how it is possible to create the Hashmap data structure in C. In the implementation we're going to use the doubly concatenated lists as auxiliary data structures. Let's look at a possible implementation.  Header file Let's first have a look to what…

Category : C language   18-06-2020   by Alessio Mungelli

Data structures in Java - Linked Lists

With 2020 we are going to look at a new aspect of programming: data structures. It is often the case that everyone uses structures provided by the various programming languages. The objective will be to have a general idea of how they work and their internal mechanisms. Often we will…

Category : Java   22-10-2020   by Alessio Mungelli

Java Design Pattern: Strategy Pattern

One of the most popular patterns is the Strategy Pattern. It is also one of the easiest patterns. It is a member of the behavioral patterns family, it has the duty of managing algorithms, relations and responsibility among classes. The GoF defines it as follow: It defines a series of encapsulated algorithms…

Category : Java   13-09-2019   by Alessio Mungelli

Java Sorting Algorithms: Merge Sort

Today we are going to analyze one of the most used sorting algorithms: the Merge Sort. It is part of the Divide and Conquer family, just like the  Quick Sort. Merge Sort offers a better performance despite of the Quick Sort since its complexity remains O(n log n) keeping performances. It is also called "algorithm by fusion" The main defect of the Merge…

Category : Java   14-12-2019   by Alessio Mungelli

Highlights from the JavaScript Style Guide of Google

Highlights from the JavaScript Style Guide of Google

For anyone who is not already acquainted with it, Google provides a style guide for writing JavaScript that gives the best stylistic practices for writing clean, understandable code (what Google believes to be). The guide does not present difficult rules for writing valid JavaScript, but only tips to keep the source…

Category : Javascript   27-02-2019   by Janeth Kent

Predis: PHP Library for REDIS

Predis: PHP Library for REDIS

Redis is an open source data structure server with an in-memory dataset that does much more than simple key/value storage thanks to its built-in data types. It was started in 2009 by Salvatore Sanfilippo and because of its popularity quickly grew, being chosen by big companies like VMware (who later hired…

Category : Programming   01-07-2013   by Janeth Kent

Essential Design Tutorials for Professional Designers

Essential Design Tutorials for Professional Designers

Today I will show some awesome tutorials created by very professional designers. First tutorial is about adding lighting effects to a dull image. For this kind of stuff you will need some stock images which are mentioned in the below link.  The tools which you must know are Layers, Models,…

Category : Web design   30-04-2013   by Janeth Kent

Php: Introduction to Mysqli Extension

Php: Introduction to Mysqli Extension

  Experienced developers eschew the original MySQL extension because of its abandoned status in PHP. Nascent web developers, however, may be completely oblivious to its dormant past and dying future. Introductory tutorials for connecting to MySQL from PHP are certainly abundant, as is evident from a simple “php and mysql tutorial” Google…

Category : Networking   11-04-2013   by Janeth Kent

We use our own and third-party cookies to improve our services, compile statistical information and analyze your browsing habits. This allows us to personalize the content we offer and to show you advertisements related to your preferences. By clicking "Accept all" you agree to the storage of cookies on your device to improve website navigation, analyse traffic and assist our marketing activities. You can also select "System Cookies Only" to accept only the cookies required for the website to function, or you can select the cookies you wish to activate by clicking on "settings".

Accept All Only sistem cookies Configuration
q=insertion