• Working with big data in Python and low RAM

    We have to implement algorithms for 1000-dimensional  data with 200k+ data points in Python. I need to perform different operations (clustering, pairwise distance, etc.). When I try scale all of the algorithms, I run out of RAM. But here's the thing: I need to do this with several computers with...

    ITKE376,240 pointsBadges:
  • Nagios Tunnel Web Address

    When I SSH tunnel into Nagios via putty and browse through the website, the URL stays the same the whole time. It's http://localhost:8888/nagios/ no matter what I click on. Is there a way to change this so that it's more specific to what part of the site I'm on or is that just the way it is?

    csheppard5 pointsBadges:
  • What is a local web server?

    Sounds like a silly question, but I have been searching for hours and there is no website that just simply states what a Local Web Server is. Thanks in advance!

    Cchatty5 pointsBadges:
  • How to parse big data JSON file

    I have a JSON file that has roughly 36 GB and I need to access it more efficiently. I've been using rapidjsons SAX-style API in C++ but it takes about two hours to parse. Now here's my question: Should I split the big file into millions of small files? Is there any other approach I should take?...

    ITKE376,240 pointsBadges:
  • 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?

    ITKE376,240 pointsBadges:
  • How to run Hadoop job without JobConf

    I'm trying to submit a Hadoop job that doesn't use the deprecated JobConf class. But my friend told me that JobClient only supports methods that take a JobConf parameter. Does anyone know how I can submit a Hadoop job using only the configuration class? Is there a Java code for it?

    ITKE376,240 pointsBadges:
  • Where to put codes in URL?

    How come I see codes everywhere just with my eyes but I'm trying to get to know the codes bugs. Where do I put these codes in the URL?

    perfectdrug5 pointsBadges:
  • How to Identify a JPEG and JPG file.

    How can I convert a JPEG file to a JPG extension file? I am informed although they are the same, it's not a 100% same. How can I change one to another?

    rmusindi15 pointsBadges:
  • What’s the difference between an absolute loader and a relocatable loader?

    What's the difference between an absolute loader and a relocatable loader?

    rimasumita5 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:
  • 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...

    ITKE376,240 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!

    ITKE376,240 pointsBadges:
  • Issues deleting records in SQL database

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

    rockquery45 pointsBadges:
  • How to write a C++ program in a short way

    #include<iostream>,#include<fstream>,#include<vector>,#include<string>,#include<algorithm> using namespace std; int main() { vector<vector >Container1;// prototype of the functions (Declaring functions) vectorContainer2;//memory with no limit it holds a...

    chiku141050 pointsBadges:
  • What’s the accurate value of this code?

    Binary is 21D3 2D1A E202 DD32 and the answer is 4858. How they calculate this?

    dengbokbong35 pointsBadges:
  • Environment settings for writing JSP code in Eclipse

    Hi, I am very new for Coding or Development. Can you please send me environment settings for writing JSP code in eclipse?

    Kartheek143k5 pointsBadges:
  • Niche building in SEO

    What is niche building in SEO?

    haseenkhan80 pointsBadges:

    Hi all, can you please point me to / show sample code how to create BAPI_ACC_INVOICE_RECEIPT_POST by using SAPFUNCTIONSOCX either in VB or C#? Thanks a lot

    Paddel1005 pointsBadges:
  • Validate Button with JavaScript

    I'm trying to create a button in Dreamweaver so that when you click it, a Javascript code is run. Can anyone help me?

    tinaljmcgee5 pointsBadges:
  • Why is added new elements like header, footer, aside, article in HTML5?

    Why is added new elements like header, footer, aside, article in HTML5?

    patilrahul5155 pointsBadges:

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