Working with files in JavaScript, Part 5: Blobs - Human Who Codes
Posted at June 5, 2012 by Nicholas C. Zakas Tags: Blob, File API, JavaScript Up to this point, this series of posts has focused on interacting with files specified by the user and accessed via File objects. The File object is actually a more specific version of a Blob, which represents a chunk of binary data. The size and type properties exist on Blob objects and are inherited by File. In most cas
Working with files in JavaScript, Part 1: The Basics - Human Who Codes
Many years ago, I was asked during a job interview at Google what changes I would make to the web in order to provide better experiences. At the top of my list was having some way to work with files other than the <input type="file"> control. Even as the rest of the web was evolving, the way we dealt with files never changed since it was first introduced. Thankfully, with HTML5 and related APIs, w
The performance of localStorage revisited - Human Who Codes
Posted at April 25, 2012 by Nicholas C. Zakas Tags: JavaScript, localStorage, Performance Now a few weeks removed from a large amount of hand-ringing around the performance of localStorage in browsers, I’ve learned some more about why there was such a concern at Mozilla (which prompted Chris to write his blog post1). The post was met with skepticism because it lacked two key components: numbers an
Learning from XAuth: Cross-domain localStorage - Human Who Codes
Posted at September 7, 2010 by Nicholas C. Zakas Tags: Cross Document Messaging, iframe, JavaScript, localStorage, XAuth I typically don’t get too excited when new open source JavaScript utilities are released. It may be the cynic in me, but generally I feel like there’s very little new under the sun that’s actually useful. Most of these utilities are knockoffs of other ones or are too large to be
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