Development Tag Directory

Featured Development Questions

  • What’s the difference between S3 and S3N in Hadoop?

    When we recently connected our Hadoop cluster to our Amazon storage and downloaded a file to HDFS, we noticed that s3:// didn't work but when we tried out S3N, it worked. Why didn't it work with S3? Is there a difference between the two?

    ITKE356,190 pointsBadges:
  • What framework should I use for fast Hadoop real-time data analysis?

    I'm trying to do some real-time data analysis on data in HDFS but I'm not sure which framework I should use. I'm deciding between Cloudera, Apache and Spark. Which one would best suite me? Thanks!

    ITKE356,190 pointsBadges:
  • How do you compare a number array from a subreport to a running total in the main report and return the element that is less than running total?

    I need the formula to find the element in a number array that meets the condition I specify then redims the array to exclude that number for the next loop (next detail line). Can anyone help me?

    troywoods15 pointsBadges:
  • Apache HBase: How to count number of rows quickly

    Currently in Apache HBase, I've been implementing row count over ResultScanner, like this: for (Result rs = scanner.next(); rs != null; rs = scanner.next()) { number++; } But my data is starting to reach the millions so the computing is big. I'm trying to compute it real-time but I would like to...

    ITKE356,190 pointsBadges:
  • Make SSL faster with Apache 2.4 and Linux CentOS 6

    colleagues!   Well, I am with a huge problem with the speed of SSL Authentication. Since I move my website to SSL, the GoogleBot reduce the indexing of my website, because the SSL Negotiation is with below value I got with WebPageTest.org:   URL:...

    espack5 pointsBadges:
  • Find the Location name using Google Maps API

    How do I find the location name by its Latitude and Longitude values by using Google map API in web application developments?

  • Calling API program in RPG

    Hi all, We are about to celebrate silver jubilee of our RPG code, although I am with it since last one year. My question is, in one of our code file there is a call to a program with several parameters. In comments it is written "API call". Where I can find this API. I have tried a lot but couldn't...

    hunshabbir72,805 pointsBadges:
  • How to get high level estimate for test automation of an application?

    How do I get a high level estimate for test automation of an application?

    Shellk5 pointsBadges:
  • How to design my own app

    Please, can someone point me in the right direction on how to develop my own app?

    idrispeprah5 pointsBadges:
  • Sensor device on real-time application

    How to use sensor device in real-time application?

    jaisreekrishna5 pointsBadges:
  • How can I split a string into a limited array and sort it by the count of characters?

    How can I split a string into a limited array (like dim a(20)) and sort it by the count of characters from small to big in VB6?

    Marcy9985 pointsBadges:
  • How can I use function, arrays and pointers in C programming?

    How are arrays are used in programming? How are functions created in programming? How pointers are created and used in programming detailed description?

    simonnzioki5 pointsBadges:
  • High Performance computer architechture

    Can anyone tell me about a computational intensive application problem that needs high-performance computing?

    nishu13435 pointsBadges:
  • How do I create a SAML authentication request using Windows Identity Foundation?

    I'm trying to use an API to create SAML authentication requests and receive/interpret the SAML responses but I'm not sure of the best way to do this. I've figured out how to receive and interpret the responses. Can someone point me in the right direction on using APIs to create SAML requests. Thank...

    ITKE356,190 pointsBadges:
  • RLU Document

    Hi I have been working with program described printer files till now. But I would have to start working on externally described printer files. I know we can use RLU to design externally described printer files but I do not know how to use RLU. Can anyone please point me to any document on how to...

    Pgsdeb20 pointsBadges:
  • Setting up a virtualhost on Apache server

    I want to setup virtualhost on my Apache server so that I can run more than one website on the same server without using www.localhost/mysite_name.com. If I get it right, using just www.mysite_name.com shld work but it doesn't yet. The help I could find on the web wasn't clear to me. Currently,...

    Royalpriest5 pointsBadges:
  • Retrieve AS/400 User Profile

    How to use the QSYRUSRI API with the iSeries?

    BGramby15 pointsBadges:
  • What is the future of the VMware Administrator and vSphere

    What is the future of the VMware Administrator and vSphere with everything moving to Amazon?

    mdangel15 pointsBadges:
  • Tab delimited file in a RPG program

    I have been asked to produce a file in a RPG program. The file is being used in some kind of interface and needs to be 'tab delimited' What is tab delimited? How do I create a tab-delimited file? Thanks!

    Raddy590 pointsBadges:
  • Multi-dimensional arrays PHP

    How can I remove duplicates from the resulting array: $flavors =array( 'blue raspberry', 'root beer','root beer'); $two=array("fish","boy",'root beer') ; $result = array_map(null,$flavors,$two); $no_duplicates =array_map("unserialize", array_unique(array_map("serialize", $result))); when I run the...

    freetolearn30 pointsBadges:

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