Ajax

Ajax (also AJAX; /ˈeɪdʒæks/; an acronym for Asynchronous JavaScript and XML)[1] is a group of interrelated web development techniques used on the client-side to create asynchronous web applications. With Ajax, web applications can send data to, and retrieve data from, a server asynchronously (in the background) without interfering with the display and behavior of the […]

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JSON

JSON (/ˈdʒeɪsɒn/ JAY-sawn, /ˈdʒeɪsən/ JAY-sun), or JavaScript Object Notation, is a text-based open standard designed for human-readable data interchange. It is derived from the JavaScript scripting language for representing simple data structures and associative arrays, called objects. Despite its relationship to JavaScript, it is language-independent, with parsers available for many languages. The JSON format was […]

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Optimización de sitios de Internet

Para hablar de optimización es necesario primero definir el criterio de optimalidad.  En el caso de sitios de Internet el criterio es trafico y el logro de objetivos específicos. Un aspecto primordial para la generación de trafico es la colocación del sitio es los buscadores; sin embargo, el logro de objetivos depende de la experiencia […]

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Broadcasting custom packages on Estimote Location Beacons with Raspberry Pi

Last summer together with Karl-Henrik Nilsson and Nejc Palir I worked on a fun project that incorporated new features of Estimote Location Beacons. It was the solution for a public transport company that used beacons for two things – delivering proximity-based features and broadcasting custom messages to customers. The second part was possible thanks to […]

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JavaScript Language in a Single Image

Moving on from my previous post, I discovered that Yusheng has also created a similar info graphic that brilliantly encapsulates the entire JavaScript on a single canvas. This mind map also contains code examples and it covers ES5. Find the image on this link or visit his GitHub repo. Below is the reference image to have a quick […]

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Creating a Density Heat Map with Leaflet

A Heat Map is a way of representing the density or intensity value of point data by assigning a colour gradient to a raster where the cell colour is based on clustering of points or an intensity value. The colour gradient usually ranges from cool/cold colours such as hues of blue, to warmer/hot colours such as […]

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