10 Tips on working fast in UNIX or Linux

10 UNIX Productivity tips
Have you ever amazed to see someone working very fast in UNIX, firing commands and doing things in mille seconds? Yes I have seen and I have always inspired to learn from those gems of guys. This article or tutorial or whatever you call it I have dedicated to share UNIX command practices I follow to work fast, quick or efficiently in UNIX. I work for financial services industry and my work involves development and support of online stock and futures trading application in Electronic trading, Derivatives etc. all our services runs of UNIX servers so its very important for me to work efficiently and quickly in Linux machine.
This article is in continuation of my earlier article Top 10 basic networking Commands in Unix and Top 10 most useful CVS command in Unix . If you have not read those you can see if you find them interesting and useful. In this UNIX command tutorial I am going to share my experience on how to work quick, fast and efficiently in UNIX.

Top 20 FIX Protocol Interview Questions

Its' been a while since I shared FIX protocol interview questions. So here is the new set of top 20 FIX protocol interview questions. These are the question which is mostly asked in while interviewing any developer or support professional which has some knowledge of FIX protocol. Given the number of clients, broker and exchange using FIX protocol it’s really a great thing to have in your resume and can land you some very well paying jobs in street. These questions not only serve as quick reference before heading for a FIX protocol job interview but also opens new path of learning for guys who are new in FIX and trying to understand it. I am not giving answers of these questions initially and leaving for you guys to find it out but I will update these post some time later to include answers of below FIX protocol questions, for now these are questions which many of you definitely be aware and for new comers it’s an exercise for them to find answers. You can definitely ask me if you have any difficulty finding answers of any of these questions by reading FIX protocol technical specification or by taking help of any good Fixionary.

10 Singleton Pattern Interview Questions in Java - Answered

Singleton design pattern is one of the most common patterns you will see in Java applications and it’s also used heavily in core Java libraries. Questions from Singleton pattern is very common in Java interviews and good knowledge of how to implement Singleton pattern certainly help.This is also one of my favorite design pattern interview question and has lots of interesting follow-up to dig into details , this not only check the knowledge of design pattern but also check coding, multithreading aspect which is very important while working for a real life application. In this post have listed some of the most common question asked on Singleton pattern during a Java Interview. I have not provided the answers of these questions as they are easily available via google search but if you guys need I can try to modify this tutorial to include answers as well. As promised earlier and having received lot of request for providing answers of these question, I have decided to update this post along with answers. By the way if you are preparing for interview on Java technology than you can check my collection on Java interview questions and multi-threading interview questions. There are lot of resources in Javarevisited which can help you in your interview preparation. On the other hand if you are more interested on design pattern tutorials than you can check my post on builder design pattern