Friday, February 12, 2016
Tuesday, March 2, 2010
ZamZar : Converts a file from one format to another, totally free
ZamZar is a web application to convert files. It allows user to convert files without downloading a software tool. Users can type in a URL or upload one or more files (if they are all of the same format) from their computer, Zamzar then converts the file(s) to another format.[2] For example, from a Flash streaming media file to MP3. Users receive an email with a URL from where they can download the converted file. Zamzar is currently in the public beta stage of development
Wednesday, February 17, 2010
Create PDF documents from .NET applications
I have seen a very common question in the forums – How can I create PDF documents from my .NET application?
Here are some of the OpenSouce and Paid libraries that allow you to do so:
Open Source
PDFSharp - PDFsharp is the Open Source library that easily creates PDF documents from any .NET language
iTextSharp – Library to create/manipulate PDF documents on-the-fly
Report.NET - generate PDF documents in a simple and flexible manner
PDFjet for .NET - royalty-free PDF library
Paid Libraries
PDF4NET - .NET library for adding PDF capabilities your .NET application
ABCpdf - Dynamically create Adobe PDF documents on the fly
DynamicPDF™ Generator for .NET - real-time creation of PDF documents based on dynamic data
Here are some of the OpenSouce and Paid libraries that allow you to do so:
Open Source
PDFSharp - PDFsharp is the Open Source library that easily creates PDF documents from any .NET language
iTextSharp – Library to create/manipulate PDF documents on-the-fly
Report.NET - generate PDF documents in a simple and flexible manner
PDFjet for .NET - royalty-free PDF library
Paid Libraries
PDF4NET - .NET library for adding PDF capabilities your .NET application
ABCpdf - Dynamically create Adobe PDF documents on the fly
DynamicPDF™ Generator for .NET - real-time creation of PDF documents based on dynamic data
Tuesday, February 2, 2010
Thursday, January 28, 2010
Ether Pad-multiple persons can edit the web document at same time
EtherPad is a web-based collaborative real-time editor, allowing up to eight people to edit a text document at the same time, and see all of the participants' edits in real-time, each in their own color. Participants can permanently save revisions at any time, and it provides a separate chat box in the sidebar. Automated markup of JavaScript code was made available shortly after the launch. EtherPad itself is implemented in JavaScript, on top of AppJet, with the real-time functionality achieved through Comet streaming. At the time of its launch, EtherPad was the first web application to achieve true real-time performance, a feat previously only achieved by desktop applications such as SubEthaEdit (for Mac), Gobby or MoonEdit (both multi-platform). Existing web editors at the time could only achieve near-real-time performance.
Tuesday, January 26, 2010
Wolfram Alpha
Wolfram Alpha (written on the web page as Wolfram|Alpha) is an answer engine developed by Wolfram Research. It is an online service that answers factual queries directly by computing the answer from structured data, rather than providing a list of documents or web pages that might contain the answer as a search engine would. It was announced in March 2009 by Stephen Wolfram, and was released to the public on May 15, 2009. It was voted the greatest computer innovation of the year by Popular Science.
Capabilities
The following are examples of queries using Wolfram Alpha. They are accompanied by links to the results of each search to illustrate the variety of answers that Wolfram Alpha provides to non-specific queries.
* mortgage 6%, 25 year, $140000 displays, among other things, repayment rates and graphs that represent capital vs. interest over time.
* life expectancy france 25 year old male which gives a survival analysis for a person of the given demographic.
* boiling point of water at 6 atm which returns a phase diagram alongside the 432.6 Kelvin result.
* lim(x->0) x/sin x yields the expected result, 1, a plot, and the series expansion. The button "show steps" provides a possible derivation of the result using L'Hôpital's rule.
Wolfram Alpha is also capable of responding to increasingly complex, natural-language fact-based questions such as:
* "Where was Mary Robinson born?"
* "How old was Queen Elizabeth II in 1974?"
* "What is the forty-eighth smallest country by GDP per capita?" yields Pakistan, $696.59 per year .
* "What is the speed of a swallow?" yields the assumption, "Assuming estimated average cruising airspeed of an unladen African swallow", and the result, "there is unfortunately insufficient data to estimate the velocity of an African swallow (even if you specified which of the 47 species of swallow found in Africa you meant)." This is a reference to a joke from the movie, Monty Python and the Holy Grail).
* When asked "What is the meaning of life?", it replies 42. This is a reference to The Hitchhiker's Guide to the Galaxy novel, in which a supercomputer is told to calculate the meaning of life, and it finds the answer to be 42. These and all other "humorous" queries are individually written by programmers and not "understood" by the software on a deeper cognitive level.
Also, one can input the name of a website, and it will return relevant information about the site, including its location, site rank, number of visitors and more.
The database currently includes hundreds of data sets, including current and historical weather, drug data, star charts, currency conversion, and many others. The data sets have been accumulated over approximately two years, and are expected to continue to grow. The range of questions that can be answered is also expected to grow with the expansion of the data sets.
Capabilities
The following are examples of queries using Wolfram Alpha. They are accompanied by links to the results of each search to illustrate the variety of answers that Wolfram Alpha provides to non-specific queries.
* mortgage 6%, 25 year, $140000 displays, among other things, repayment rates and graphs that represent capital vs. interest over time.
* life expectancy france 25 year old male which gives a survival analysis for a person of the given demographic.
* boiling point of water at 6 atm which returns a phase diagram alongside the 432.6 Kelvin result.
* lim(x->0) x/sin x yields the expected result, 1, a plot, and the series expansion. The button "show steps" provides a possible derivation of the result using L'Hôpital's rule.
Wolfram Alpha is also capable of responding to increasingly complex, natural-language fact-based questions such as:
* "Where was Mary Robinson born?"
* "How old was Queen Elizabeth II in 1974?"
* "What is the forty-eighth smallest country by GDP per capita?" yields Pakistan, $696.59 per year .
* "What is the speed of a swallow?" yields the assumption, "Assuming estimated average cruising airspeed of an unladen African swallow", and the result, "there is unfortunately insufficient data to estimate the velocity of an African swallow (even if you specified which of the 47 species of swallow found in Africa you meant)." This is a reference to a joke from the movie, Monty Python and the Holy Grail).
* When asked "What is the meaning of life?", it replies 42. This is a reference to The Hitchhiker's Guide to the Galaxy novel, in which a supercomputer is told to calculate the meaning of life, and it finds the answer to be 42. These and all other "humorous" queries are individually written by programmers and not "understood" by the software on a deeper cognitive level.
Also, one can input the name of a website, and it will return relevant information about the site, including its location, site rank, number of visitors and more.
The database currently includes hundreds of data sets, including current and historical weather, drug data, star charts, currency conversion, and many others. The data sets have been accumulated over approximately two years, and are expected to continue to grow. The range of questions that can be answered is also expected to grow with the expansion of the data sets.
Saturday, January 23, 2010
YouTube Begins to Support HTML5
YouTube just announced that it will begin supporting HTML5 video players this evening across many of the videos on the site. The feature isn't live yet but is expected to be within the next hour or two. If this test goes live site-wide, it will be a good thing for the web.
An HTML5 video player will allow videos to be viewed without Adobe's Flashplayer plug-in, videos will load faster and developers will be able to build all kinds of other intriguing features into a media delivery scheme based on the next version of HTML.
For now users will need to sign-up the HTML5 preview on Test Tube and they'll need to be using either Chrome, Safari or the Chrome frame in IE.
The biggest benefit of HTML5 support is that it frees users from the need to use proprietary plug-ins like Flash player or Microsoft's Silverlight by using a simple bit of code to render video. (Note this caveat regarding the lack of codec consensus, however.) If you've used Google's Chrome much, you've probably seen how often Flash player crashes in that browser. Firefox doesn't deal with Flash well, either.
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