Paolo Redaelli personal blog

Category: Javascript

Link

Math.js is an extensive math library for JavaScript and Node.js. It features big numbers, complex numbers, matrices, units, and a flexible expression parser.

Sorgente: math.js

JSON references

Is there a standard way of referencing objects by identity in JSON? For example, so that graphs and other data structures with lots of (possibly circular) references can be sanely serialized/loaded? From: JSON: Standard way of referencing an object by identity (for, eg, circular references)? – Stack Overflow

Link

https://stripe.com/it
This looks quite interesting:

A set of unified APIs and tools that instantly enables businesses to accept and manage online payments.

A beautiful, optimized, cross-device payment form, with support for single click payments.

Fat, obese npm

I do understand that today designs tend to put less emphasis  on conservative memory usage but that’s pretty outrageous. A simple search into node’s package manager ate one gigabyte and half of main memory having to deal with a simple question like npm find foobar more speficically GNU time told me that it took 48…

The amazing JavaScript

Javascript, HTML5 and the browser in all its incarnations are quickly becoming the new amazing way of developing applications for the “plain and simple end-user”. On the MacBook Pro Javascript was 44% slower than C (Java only 1.5%). The Javascript Nitro VM on my iPhone 4S was 99% slower than C. On the Nexus 7…