Recent Articles

• 19 Mar 2020

  The Day Of Your Interview

  Today is the day of your interview. Here are several things to get you through the day. Keep your composure. Tak...

• 16 Jan 2020

  Key Cs Interview Steps

  So you want to get into software engineering…Few things to get you better prepared– Learn about the process and what...

• 04 Aug 2019

  Big4 Interview

  Top tech companiesI get asked this all the time, how do one prepare for a Big4 (Amzon, Facebook, Google, Micr...

• 10 Feb 2019

  Landing Dream Job In Tech

  I have interviewed at most of the big tech companies in the US. I started at Amazon HQ, Seattle in January 2019, I ha...

• 07 Sep 2018

  Real Interview Problem Collection

  Real interview problems tend to differ from standard leetcode/hackerrank/glassdoor problems. The interviewer tries to...

• 28 Aug 2018

  Programming Problems

  In this post, I will list and briefly discuss some important programming problems specially for an interview.Tree, BS...

• 14 Aug 2018

  System Design

  System Design interviews are less about getting lucky and more about actually doing the hard work of attaining knowle...

• 12 Aug 2018

  Coding Interview Resources

  Believe in yourself.Resources MIT CSAIL - Hacking a google interview Leetcode - Top interview problems: my favo...

• 01 Aug 2018

  Block Diagram Latex

  Draw block dragram in latexWe would see a simple example of drawing block diagram in latexCode Snippet{% highlight ba...

• 31 Jul 2018

  Thread concurrency mutex semaphore

  Threads are lightweight processes that share the same address space(of a parent process), therefore can context-switc...

• 21 Jul 2018

  MongoDB vs PostgreSQL

  MongoDB is classified as a NoSQL database program, it uses JSON-like documents with schemas. PostgreSQL is a relation...

• 18 Jul 2018

  Python internal data structures

  Python has different implementations, CPython and Python-JIT are popular ones. List— Lists are implemented as C lik...

• 11 Jul 2018

  LLVM insert instruction to each basic block

  LLVM DragonThis is an advanced LLVM pass for grad students. LLVM is a machine independent intermediate representat...

• 10 Jul 2018

  Intel PIN Instrumentation

  PIN is very useful for instrumenting a program dynamically. PIN can instrument the program without modifying its beha...

• 26 Jun 2018

  Sklearn Regression

  Regression in Python sklearnLets get started with installing the required python packages. I am on a ubuntu 18.04 x86...

• 25 Jun 2018

  Machine Learning Part-1

  Machine Learning is cool because for the first time we can create something that can mimic human activities, intellig...

• 20 Jun 2018

  Bash Script Linux Free Memory Over Time

  Linux free memory/swap for a period of time and Top memory consumerLets write a tiny bash script to record free memor...

• 19 Jun 2018

  Linux low-latency

  Linux low-latency related knowledgeAn attempt to gather resources on low-latency linux. Musicians use low-latency lin...

• 19 Jun 2018

  Git revert to previous commit

  Git revert to previous commitAfter several commits to your git repository, if you would like to go back to a previous...

• 12 Jun 2018

  NVIDIA CUDA Sample

  NVIDIA CUDA Practice tutorialThe purpose of this post is to get started with CUDA programming. I will try to add more...

• 07 Jun 2018

  Pre-order LISP Expression Parsing

  Expression parsing in Python-Suppose you are given an expression (in language like LISP) where operator precedes the ...

• 19 Apr 2018

  Sklearn SciPy NumPy Pandas Keras cheatsheet pdfs

• 19 Apr 2018

  Design tinyurl encode decode python

  Design tinyUrl..TinyURL is a URL shortening service. You enter a URL such as https://summonersrift.github.io/blog/li...

• 12 Apr 2018

  Linux large file search

  In this post, we will see how to list largest files or directories in linux.du -aBM 2>/dev/null | sort -nr | head ...

• 02 Mar 2018

  Jupyter Ubuntu18

  Installing Jupyter Notebook Ubuntu 18 64 bitJupyter is becoming really popular for its inline interpretetions as we c...

• 05 Jan 2018

  Ssh To Home Pc From Outside

  In this post I will discuss how I setup ssh to home pc so that I can access it from anywhere else (office, cafe, blah...

• 12 Mar 2017

  Convert PDF to PNG JPG in Ubuntu

  In this post, we will see how to covert PDF files to high quality JPG PNG or any other formats in Ubuntu using ImageM...

• 03 Mar 2017

  SST macro installation

  In this post, we are going to install hpc modeling software.What is sst-macro?A HPC simulator for interconnection and...

• 01 Mar 2017

  C Strings

  Working with strings in C. C doesnt have explicit string data type. We can pass strings as arguments. To save the st...

• 01 Jan 2017

  Programming Garbage Distance

  There is a robot that collects garbage from a 2-D map of size m x n, where m is number of rows and n is number of col...

• 12 Jan 2016

  Linux Network Namespace Link

  Linux network namespaces In this post we will create two linux network namespaces that can handle packets and establi...

• 14 Dec 2014

  Featured Image

  Lorem ipsum thor smash liege-bastogne-liege landbouwkrediet ombregt krabbe, rouleur derby is for lovers bonk giro gil...

• 19 Nov 2014

  LXC Ubuntu 12.04 Creating containers with veth and Setting IP hwaddr

  LXC containers in ubuntuCreating LXC containers in ubuntu 12.04 LTS and setting IP, vethSay you dont want to use the ...

• 04 Feb 2013

  Gnuplot Practice

  Lets look at some gnuplot examples. Gnuplot generated figureCodeset terminal pdf enhanced linewidth 2set outp...

• 03 Feb 2013

  Web Hosting Upload Using Ftp

  Upload files from local directory to a remote hosting server using ftp FTP (c) BlueHostFtp to server IPuserX@...

• 04 Jan 2013

  Example Post Formatting With Images

  This post talks about formatting and markup in jekyll. This is the intro paragraph of a post. Fig1. - This is an ex...

Thats all. Help someone if you find anything helpful here.