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62

It does a lot of things! I study electronic engineering and it is the coolest web tool :) Something like a web based mathematica Few examples: integral sin(x)*sin(x) inverse laplace transform 1/(s+3) plane for (1,1,1) (0,0,1) and (1,2,3) RLC circuit 1ohm, 3nH,1pF Or roughly analyzing my computer consume: 0.25 €/kwh * 650W * 1 month or you can ask it what ...


15

I use it for combining colors to get hexadecimal values when writing colors in css. for example, I need dark red: red + #000000


9

This blog has a pretty good outline of Saas vs PaaS vs IaaS and compares what Google, Amazon, Azure and other "cloud" providers offer. Here's generally how they breakdown: For more information check out this blog post about how Cloud computing compares vs traditional dedicated servers or VPS/VMs. or this post specific for Azure terms and definitions.


8

Wolfram Alpha itself changes the question to: What are you? And changes it to: I am a computational knowledge engine.


8

Joel says "Why Wolfram Alpha fails" based on this Wolfram Alpha and hubristic user interfaces


8

If you own the website then Google Analytics is the way to go. If you don't own the website then it'll be a lot trickier. You can use something like Alexa ranks to track traffic generically, but that won't tell you anything about specific traffic. Or if you'd rather track the traffic you are sending to that page from your link I'd suggest linking to the ...


7

There's a link called "edit subject" that you click on to reveal the text box for the subject line. But you shouldn't change the subject line, unless your reply really has a different topic (subject)! Here's why: For one thing, if you edit the line just to remove "RE:" then Gmail will treat the message as a new thread and won't match it to the existing ...


7

Some info can be found here: http://www.alexa.com/help/traffic_learn_more The traffic rank is based on three months of aggregated historical traffic data from millions of Alexa Toolbar users and data obtained from other, diverse traffic data sources, and is a combined measure of page views and users (reach). As a first step, Alexa computes the reach ...


6

A basic description of how Google Web History works: http://www.google.com/support/accounts/bin/answer.py?hl=en&answer=54068 [...] Note: Depending upon whether or not you're signed in to a Google Account when you search, the information we use for customizing your experience will be different: Signed-in personalization: When you're ...


6

try this Go to http://page2rss.com Paste the page address you wish to monitor in the "Page URL to RSS" bar Copy the RSS Feed URL from "To receive updates for this page in RSS format copy-paste this link into your feed reader." or from the "Subscribe to Feed" on the right hand side of the page. Use this link in IFTTT RSS Trigger. Not sure how instant it ...


5

It could improve existing web office applications that store data by uses the "Web Storage". Coding social networking sites could be easier with SQL Databases and Web Workers to load different parts of the page. Also support for Notifications. Online Photo Editors could use Drag and Drop. These are just some ideas of how to use the new features of HTML 5 ...


5

As I see it, SaaS is a subset of Cloud. SaaS specifically relates to Software that makes use of the Cloud. There are other Cloud technologies like IaaS (Infrastructure as a Service), PaaS (Platform as a Service, e.g. Force.com, Google App Engine), storage (e.g. Amazon S3) and so on... As for ASP, I think that's pretty much synonymous with SaaS...


5

Pinterest is tricky with this. Use the following link http://pinterest.com/<yourUsername>/following/ The way the un-follow button works is a tad decieving but it works It looks disabled even on rollover, but clicking it does indeed un-follow a user.


5

You would need to encode the encoded space - effectively, it looks like the LinkedIn.com website is unencoding the %20 to an actual space, which it then runs through a verification check which fails, as spaces in URLs are not supported. So if you want to have a site with a URL like: http://www.example.com/?id=this%20rocks You'd need to enter: ...


4

Upload your KML file anywhere on the web. You can use any of the free upload services out there (see Online File Storage Services for a list of options). Then, go to Google Maps and enter the exact URL of the KML file into the search bar. The KML will be loaded into Google Maps in your browser. For example, entering ...


4

Try the StackExchange OnStartups site, or TheFunded (registration and clearance required).


4

Hacker News: http://news.ycombinator.com is one.


4

You'd probably have to write your own youtube player to do it. They have coded it this way on purpose, it really cuts down on the bandwidth on youtube's servers. Think about all the people that might visit a site, but not click the button...they would still download the file anyways, wasting both their and google's bandwidth.


4

to prove your geekness three robots laws answer to life where am i ... I am joking :) I still have to find sometime to playing with it and searching good uses that could help me and my work


4

The important thing is the domain of the link. When you hover on that link, if the URL that shows up (usually at the bottom left of the browser window) starts with http://facebook.com or https://facebook.com, then it is safe no matter what follows the site root. That being said, the link you gave opens a Facebook page to Report Mistaken Email. It says: ...


4

You could use greasemonkey ( extention needed for firefox , chrome and opera support greasemonkey natively) with a user script that does it


3

There are probably 5 most talked about features Web workers - allows developers to run scripts in background work so a web application can do more than one thing at a time. Video tag - An easy way to do flash free video online, we just need a standard codec Canvas - Exactly what it sounds like, a way to create an image on the fly within the browser window ...


3

This may not answer what it is "good for," but there are lots of easter eggs to find.


3

Here is an article that attempts to explain how Google Web History works, primarily from a user experience standpoint: http://searchengineland.com/google-search-history-expands-becomes-web-history-11016 Does this answer your question, or are you looking for something more technical?


3

In case of Gmail it depends on how you delete it. Google support writes about possibilities of regaining your username depending on how you have deleted your account. Recovering a deleted username Canceling your Gmail address Therefore, it seems that your username won't be available for others to use in any case.


2

You might want to check out T-Shirt Forums one of the examples on there called No-Refresh has T-Shirt designer that allows for user uploaded images.


2

My three favorites are CSS3, Canvas and WebSockets. Combined they can provide really powerful collaboration features to any webapp. WebSockets would replace pseudo-realtime messaging with ajax polling. The few things I see it used so far is web-based chat (lame) and mind mapping webapp (looks really cool when two people are mapping some project).


2

The Canvas and Web Worker Threads are the most exciting aspects of HTML5 to me. I have written some web apps that make use of those features: GioAUTHor [sic] makes extensive use of the canvas to let you plot paths on a map and then find the shortest route from the start to the finish (via Dijkstra's algorithm in JavaScript). JavaScript Thread Demo makes ...


2

I think you're referring to Prezi - it has a unique navigation mechanism. Makes the presentation interesting and eye catching - but don't be tempted to use all the available visual effects in it, or you'll leave your crowd with vertigo :)



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