Questions & Answers

  • Is it necessary to implement a proxy to provide Internet output?

    Hi, If I have internet contact on my POS (certain internet IP address), nothing of download. Cellphone recharges, etc. And is behind a firewall, my question is: If have the firewall, is it necessary to implement a proxy in order to provide internet output and still in compliance with PCI?

    IsrBla5 pointsBadges:
  • How to create a funnel in MongoDB

    In MongoDB, I have a collection that's named event (it basically tracks events from mobile applications). Here's what the structure of the document is: { eventName:"eventA", screenName:"HomeScreen", timeStamp: NumberLong("135698658"), tracInfo: { ..., "userId":"user1", "sessionId":"123cdasd2123",...

    ITKE357,150 pointsBadges:
  • NSFDbOpen: File ‘C:LotusDominoDatanames.nsf’ is CORRUPT in Lotus Notes

    I need the help with Lotus Notes! When I start the application, I receive the following message: "NSFDbOpen: File 'C:LotusDominoDatanames.nsf' is CORRUPT - Now. How to restore it?

    MichaeRya5 pointsBadges:
  • Operating system in a mainframe and personal computer

    What are the differences between operating systems that are used in a mainframe computer and personal computer?

    sambagi20 pointsBadges:
  • What is MIS?

    Would anyone be able to tell me what MIS is?

    935580858010 pointsBadges:
  • How to get a random record in MongoDB

    I have roughly a 100 million records and I need to get a random record in MongoDB. What's the best way to do this? I already have the data ready to go but there's no field from which I can generate a random number / obtain and random row. I would appreciate the help.

    ITKE357,150 pointsBadges:
  • Samsung Galaxy S5 firmware

    Why do I need to download firmware and what does it do?

    cathyross5 pointsBadges:
  • Recover deleted Gmail email

    Is there any way I can recover an email that has been deleted?

    elephant4015 pointsBadges:
  • Toshiba laptop won’t shut down

    I have a Toshiba laptop that is about a year old. One day it was installing updates as it shut down, but I was in a rush so I pushed the power button to force it to shut down. Now, whenever I shut it down, it says it is installing updates but it never shuts down, even if I leave it overnight. I...

    cowsandcavys5 pointsBadges:
  • Pass mapped data to multiple reduce functions in Hadoop

    I currently have a large datasest that I need to analyze with multiple reduce functions. What I would like to do is read the dataset only once and then pass the mapped data to multiple reduce functions. Is there a way I can do this in Hadoop? Thank you!

    ITKE357,150 pointsBadges:
  • Which SAP course should I go for?

    I hav done b-pharm and currently work with hinduja hospital + pursuing MBA in material management part time. I completed 3 semesters and studying 4th semester. Now, I want to go for SAP course as well. As I'm not getting much scope in my current field. Will this help me and what specialty should I...

    niranand5 pointsBadges:
  • AIX LPAR CPU cycle usage

    Hello, How can I come to know that other Dev LPAR usages my PERF CPU cycles in uncrap mode. Are there any parameters to be monitored in such cases? Consider here: Dev LPAR is in Crap mode and it reaches max CPU resource usage, then it started using PERF CPU cycles. Kindly some one help with...

    sekharsyy5 pointsBadges:
  • Sorting of students strength on one form in Microsoft Access

    I have a table named Students with the following fields and data ID Level Session Gender Regular/Plus Shift Program Section: 13 INTERMEDIATE 2013-2015 MALE REGULAR MORNING FSC ENG FSC B-4 14 INTERMEDIATE 2013-2015 MALE REGULAR MORNING FSC ENG FSC B-3 15 INTERMEDIATE 2013-2015 MALE REGULAR MORNING...

    MUHAMMADYOUSAF10 pointsBadges:
  • Share Outlook Distribution List

    How can I share an Outlook distribution list with an AOL user?

    J9Larkin5 pointsBadges:
  • Issues deleting records in SQL database

    I'm having issues deleting records in a SQL database. What should I do?

    rockquery45 pointsBadges:
  • Live Expert Chat with Alcatel Lucent Tomorrow 11/30 (sponsored)

    Tomorrow, Tuesday 11/30, is our next live Expert Chat with Alcatel Lucent at 10am EDT. Transitioning to LTE: Business and Technical Considerations will help you consider what needs to be done as you create and implement a highly adaptive business model with customer-focused strategic planning,...

    ITKE357,150 pointsBadges:
  • Live Chat with Alcatel-Lucent on April 7 (Sponsored)

    On April 7, attend our Live Chat with Alcatel-Lucent to discuss real-world examples of service providers implementing transformation projects to become more innovative, competitive, simpler, faster and more efficient; while improving customer quality of experience and laying a solid foundation for...

    ITKE357,150 pointsBadges:
  • Getting warning message when starting Hadoop cluster

    I just started a Hadoop cluster but I keep getting this warning message: $HADOOP_HOME is deprecated. But when I add export HADOOP_HOME_WARN_SUPPRESS="TRUE" into hadoop-env.sh, I don't get the message anymore (when I start the cluster). When I run this: hadoop dfsadmin -report, I see the message...

    ITKE357,150 pointsBadges:
  • Load small random sample of a large CSV file into R data frame

    We have a CSV file that needs to be processed but doesn't fit into the memory. Is there a way we can read 20K+ random lines of it to do basic stats on our selected date frame?

    ITKE357,150 pointsBadges:
  • Should I learn MongoDB or CouchDB for NoSQL?

    I'm pretty new to everything NoSQL related but I've heard a ton of things on MongoDB and CouchDB but I'm not sure of the differences. Can anyone help me? Which one do you recommend as a first step to learning NoSQL? Thank you very much!

    ITKE357,150 pointsBadges:

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