Questions & Answers

  • Free space in HDFS

    Would there be a HDFS command to see if there's available free space in HDFS. I'm able to see it through the the browser using master:hdfsport. But unfortunately, I can't access it and I need a command. I can see disk usage but not free space. Appreciate the help.

    ITKE1,004,615 pointsBadges:
  • Search IP address’s Facebook account

    Say you have a known IP address of someone. How do I 'search' the IP address's Facebook account?

    Thestanduser40 pointsBadges:
  • MongoDB: Checking to see if an array field contains an unique value

    I've been using MongoDB for over a month now and I have a blog post collection and each one has tags filled (which is an array). This is what it looks like: blogpost1.tags = ['tag1', 'tag2', 'tag3', 'tag4', 'tag5'] blogpost2.tags = ['tag2', 'tag3'] blogpost3.tags = ['tag2', 'tag3', 'tag4', 'tag5']...

    ITKE1,004,615 pointsBadges:
  • Declare Cursor in AS/400 COBOL

    I have and SQLCBL program that declares a cursor, opens the cursor, and then does a fetch to process the data in the cursor. The fetch is not always retrieving the first record in the file. It's my understanding that the open positions the pointer right before the first record and that the Fetch...

    rdgribben15 pointsBadges:
  • Running a big data process in R

    I've recently collected data from the Twitter Streaming API and now the JSON sits in a 10 GB text file. I'm looking to have R handle all the big data but I'm not sure if it could do a few things, such as: Read / process the data into a data frame Descriptive analysis Plotting Can R do this? Or do I...

    ITKE1,004,615 pointsBadges:
  • Memory upgrade in Dell Inspiron

    I want to buy a Dell Inspiron i364622600blk. Can you upgrade the memory from 4 to 6 or 8 GB?

    siroren5 pointsBadges:
  • Delete million of rows by ID in SQL

    We're trying to delete roughly 2 million rows from our PG database. We already have a list of IDs that need to be deleted but it's turning into a slow process. This is what I tried: DELETE FROM tbl WHERE id IN (select * from ids) So basically, this is taking about 2 days to finish. Is there a...

    ITKE1,004,615 pointsBadges:
  • Can you accept or decline task in Microsoft Access?

    Can task be forwarded to a person among group of persons in Access?

    ahonutere5 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!

    ITKE1,004,615 pointsBadges:
  • With CRTPGM, can ENTMOD(*FIRST) search a BNDDIR?

    Can one make CRTPGM find the module with the entry point from a bind directory instead of from the list of modules? I'm thinking of something like: crtpgm ... entmod(mylib/fruitdir) bnddir(mylib/fruitdir)

    ajaliff45 pointsBadges:
  • How to cluster keys in Cassandra

    I'm pretty new to Cassandra and from what I've learned, a physical node has rows for a given partition key that are stored in the order induced by the clustering keys. This makes the retrieval of the rows in the order easy to do. But I'm not sure of what kind of ordering is induced by clustering...

    ITKE1,004,615 pointsBadges:
  • Adding a new database in Lotus Notes 8.5.3

    How do you add a new database in Lotus Notes 8.5.3?

    MOR13225 pointsBadges:
  • Change contact number in Lotus Sametime

    How can I change my contact number in Lotus Sametime chat window?

    Lokeshbarani20 pointsBadges:
  • Need Storage encrypted solution

    Hi, I hope you can give me an option to have encrypted data at storage level, preferable SAN but if not possible NAS can be adopted. Must be 256 bit encrypted, this is required for call recording compliance. Thanks in advance.

    Xtornet5 pointsBadges:
  • ODBC connection

    Is there is anyway I can know the remote IP that connecting to my server (AS/400 server) via ODBC? The AS/400 log dose not show any details about the IP it only tell me that the connection happen but without any details. Also some time the connection failed without report any info. Please, I need...

    osamah205 pointsBadges:
  • Operating System for SAP Application

    Which operating system best suit SAP application.

    Masadali5 pointsBadges:
  • Adding insurance carrier to rate table

    Need the process to add insurance carriers to the rate table for a specific facility.  Aegis Therapies has multiple facilities in different states and we need to update the insurance carrier listing in the rate table.  This comes after selecting the business office menu then the inquiry menu...

    BEXR015 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",...

    ITKE1,004,615 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:

Forgot Password

No problem! Submit your e-mail address below. We'll send you an e-mail containing your password.

Your password has been sent to:

To follow this tag...

There was an error processing your information. Please try again later.

Thanks! We'll email you when relevant content is added and updated.

Following