Chaos Theory !Most of the interview questions that I have come across involve some kind of array manipulations. Here are a few common interview questions based on arrays: 1. Given an array consisting of 0s and 1s sort it in one-pass This problem is similar to the partition step of Quicksort, where elements less than or equal [...]
This post contains a set of frequently asked interview/written questions (with their answers) which require some sort of interesting bit manipulations. 1] Is my system Big-Endian or Little-Endian ? So to answer this question, we’ll first understand what the terms actually mean. Now, Little Endian means that the lower order byte of the number is [...]
It started one fine evening in November 2009, I got a mail from Microsoft Research, stating that they wanted to interview me for the position of Research Intern in the Text Mining, Search and Navigation research group (TMSN) now known as Machine Learning and Intelligence (MLI) (This was in response to an application that was [...]
So, the following is a list of interview problems I found on various sites which I could not solve or for which I could not find appropriate solutions on various forums. Please post the solutions, if you can solve or have solved any or an argument if it cannot be done. 1. Given a set [...]
It all started with a friend forwarding my resume to Directi. The HR guys contacted me the next day over the phone and I had a general chat about the company the position and what to expect. I was asked to submit a level 3/4 problem on the careers page after which an interview would [...]
It was early September and after one of the meetings, Dr. Vikram Pudi said “Ho gaya kaam ! ” (Those were not the exacts words though ! ). So, the placement saga started and the first company I applied for was Facebook. A couple of weeks later, the HR contacted me and asked me submit [...]
It was the early December and Amazon.com was on campus to kick-off campus placements for 2010-11. The interviews were for SDE positions in Amazon.com India Development centers in Chennai, Bangalore and Hyderabad. They started off with an impressive presentation on what they work on in general and the India centers in particular. The placement procedure [...]
09/02/26 15:50:01 INFO dfs.DFSClient: org.apache.hadoop.ipc.RemoteException: java.io.IOException: File /user/root/temps could only be replicated to 0 nodes, instead of 1 at org.apache.hadoop.dfs.FSNamesystem.getAdditionalBlock(FSNamesystem.java:1120) at org.apache.hadoop.dfs.NameNode.addBlock(NameNode.java:330) at sun.reflect.GeneratedMethodAccessor6.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:452) at org.apache.hadoop.ipc.Server$Handler.run(Server.java:888) at org.apache.hadoop.ipc.Client.call(Client.java:715) at org.apache.hadoop.ipc.RPC$Invoker.invoke(RPC.java:216) at org.apache.hadoop.dfs.$Proxy0.addBlock(Unknown Source) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:82) at org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:59) at org.apache.hadoop.dfs.$Proxy0.addBlock(Unknown [...]
Well while updating to KDE 4.2 some of you may have aborted the installation only to find later the following the following error later when you try to open YAST2 or install KDE 4.2 again. YaST got signal 6 at YCP file SlideShow.ycp:76 /sbin/yast2: line 421: 8383 Aborted $ybindir/y2base $module “$@” “$SELECTED_GUI” $Y2_GEOMETRY $Y2UI_ARGS You [...]
