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  Top 5 Reasons Not to Use Hadoop for Analytics

As a former diehard fan of Hadoop, I LOVED the fact that you can work on up to Petabytes of data.  I loved the ability to scale to thousands of nodes to process a large computation job.  I loved the ability to store and load data in a very flexible format.  In many ways, I loved Hadoop, until I tried to deploy it for analytics.   That’s when I became disillusioned with Hadoop (it just "ain't all that"). At Quantivo, we’ve explored many ways to deploy H...

   Cloud computing,Hadoop,Analytics     2012-04-17 13:43:26

  What Sort of Projects Can You Work on Using Web Scraping?

Image Source: Unsplash Web scraping is a technique used to extract large amounts of data from websites and save onto your computer in a database or time table format. There are many reasons businesses would use this information for lead generation, SEO, or to better understand their customers.  However, you can do a lot of fun projects in your free time that doesn’t have to be associated with work or a company. Before you start using your programming skills to find and extract inform...

   WEB SCRAPING     2020-09-10 09:16:44

  The Greatest Hacks of All Time

Reader's advisory: Wired News has been unable to confirm some sources for a number of stories written by this author. If you have any information about sources cited in this article, please send an e-mail to sourceinfo[AT]wired.com. In 1972, John T. Draper discovered he could make free long-distance phone calls using a whistle from a Cap'n Crunch cereal box. The whistle emitted a 2,600-hertz tone that got him into the internal authorization system at the phone company. With another noi...

   Hack,Greatest,All time     2012-02-29 05:05:42

  How to Prevent a Data Breach: Guide For Businesses

The consequences of a data breach are nothing to joke about. From reputation damage to regulatory fines, it is a disaster for any business. So you should always strive to do your best to prevent it. But with so many steps to take, where do you even begin? Businesses of all shapes and sizes should follow this 8-step approach: 1. Outline Your Assets Your assets, whether digital or physical, should always remain in your sight. It should be the very first step you take. Picture anything that might r...

   DATA SECURITY     2020-03-04 08:16:44

  Functional Programming in C++

Probably everyone reading this has heard “functional programming” put forth as something that is supposed to bring benefits to software development, or even heard it touted as a silver bullet.  However, a trip to Wikipedia for some more information can be initially off-putting, with early references to lambda calculus and formal systems.  It isn’t immediately clear what that has to do with writing better software. My pragmatic summary:  A large fraction of th...

   C++,Functional programming     2012-04-28 06:16:37

  The war with spam comment

Spam comments are annoying and notorious. They are either malicious data from hackers to exploit the loopholes of the site or advertisements posted by robots. These kinds of comments have their own features and patterns, if we are careful enough, we can find ways to block most of them although it's not so easy. To block the comment with malicious executable codes such as JavaScript, we should remember one rule : never trust user input. So wherever there are user inputs, we need to check the vali...

   Spam comment,Block,Filter     2013-11-29 20:29:43

  An experience of fixing a memory-corruption bug

During the last 4 months, I was disturbed by a memory-corruption bug, and this bug will cause program crash. Until last Monday, I found the root cause and fixed it. This debug process is a difficult but memorable experience, so I will share it in this article.   My program works as a SMS Hub. When it receives a SMS, it will allocate a structure in heap memory like this: typedef struct { ...... int *a[8]; ...... } info; After processing the SMS, the program will free the m...

   c, debug, unix, solaris, multi-thread     2014-05-04 03:52:43

  Why Software Projects are Terrible and How Not To Fix Them

If you are a good developer and you’ve worked in bad organizations, you often have ideas to improve the process.  The famous Joel Test is a collection of 12 such ideas.  Some of these ideas have universal acceptance within the software industry (say, using source control), while others might be slightly more controversial (TDD).  But for any particular methodology, whether it is universally accepted or only “mostly” accepted, there are a multitude of o...

   Software,Development,Debug,Design     2011-11-21 10:27:05

  Learn how to tell a story before building your own start-ups

Imagine one day you become a successful start-up founder like Mark Zuckerberg, then somebody will come and find you and want to shoot a movie for you with your start-up story. If you are not successful yet, then this story should be written by yourself. For start-up founders, learn how to tell a story will not only promote yourself among investors, users and medias but also can create a macro development plan for your start-ups by explaining various unexpected things will happen. Pixar storyboa...

   Start-up,rules,Pixar     2013-03-10 10:06:54

  Facebook : App Center is more suitable for developers

Facebook recently announced that they will release their own app store named App Center. It will be released in a few weeks. At the same time, Facebook also released the introduction page of the App Center, it introduces to developers the process of app submission and the standards of app approval.Facebook allows developer to provide charged apps via App Center. Since it has over 900 million active users globally, so many developers are willing to develop apps on this platform. Facebook will dec...

   Facebook,App Center,Introduction     2012-05-13 01:03:56

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