No.[... 40 words]
A way of saying “once you’ve finished doing this, do that”.[... 38 words]
Maybe. One of the things I like about Node.js is that the raw abstraction it provides over HTTP is much closer to how the actual protocol works than the abstractions provided many of the more widely used frameworks such as PHP, Django or Rails. That might actually make it an effective learning tool—I’d be interested in hearing from some web developers who learnt Node.js as their first server-side technology.[... 87 words]
There are dozens of web-based image resizing APIs that could help with this. Check out http://www.imgix.com/ for example.[... 42 words]
What are the strategies for a front end developer to keep up to date with the emerging technologies?
Step one: find developers who you respect and subscribe to their blogs, follow them on Twitter/Google+/etc and try to understand what they are talking about and what they think is exciting.[... 139 words]
It’s not very exciting, but CSS will let you set different styles for visited vs unvisited links and the technique has worked reliably since the mid 1990s.[... 44 words]
The answer varies enormously depending on the language and the framework. Some frameworks are very easy to pick up, others are harder.[... 162 words]
How long until Ruby developers are as cheap as PHP developers? is it already happening? should I still learn it or it only has a couple years left and I’m better off with SSJS?
If you want to be a highly paid engineer, you should worry less about your expertise in a specific language and more about developing broad and deep skills across a wider range of development topics.[... 197 words]
Yes, there is quite a significant impact on first-load performance. The browser has to pull down all of the linked scripts before it can display any content—if you’re using a library like jquery that’s a sizeable chuck of code that has to be loaded and executed just on its own.[... 152 words]
It’s called the Same Origin Policy, and it’s principally about intranets. Imagine you have a URL http://intranet.corp/top-secret-...—and you then visit http://evil.example.com/ . If cross domain XHR was allowed the evil site could suck that secret document off your intranet without you realising.[... 105 words]
Probably because if you implement logout as a GET action, I can force you to log out of a site by tricking you in to visiting a page with an <img src="http://yoursite.com/logout/" width="1" height="1"> element on it.[... 64 words]
There’s a list on this page: https://github.com/joyent/node/w...[... 23 words]
I believe Flickr used to use Rhino for scripting the image processing (resizing, thumbnailing, sharpening) that was applied to every single uploaded photo. No idea if that’s still the case though.[... 47 words]