I work on reliability, observability, infrastructure automation, and production systems.https://sitaramshelke.me/https://sitaramshelke.me/gophercon-in-17.htmlhttps://sitaramshelke.me/gophercon-in-17.htmlThis post is about Gophercon India 17. I was lucky enough to attend it. Event Event took place at Hyatt Regency on 24–25th Feb. The venue had good facilities and great food. It was closer from airport for speakers and attendees coming from out of Pune. People...Thu, 02 Mar 2017 00:00:00 GMThttps://sitaramshelke.me/augmented-reality-app-with-datonis.htmlhttps://sitaramshelke.me/augmented-reality-app-with-datonis.htmlIt has been a long time since the last post. Meanwhile I have been working on few things at work and other than work. Will write about it soon. This post describes experience with building an AR app with Unity, vuforia sdk and Datonis. VR, AR and MR There has...Sun, 12 Feb 2017 00:00:00 GMThttps://sitaramshelke.me/designing-reactjs-app-for-beginners.htmlhttps://sitaramshelke.me/designing-reactjs-app-for-beginners.htmlAlmost every guy working in tech has heard about ReactJS by now. Some might even know Redux, Flux and something better. In this article I’ll be focusing on problems that I, as a beginner faced with ReactJS and what I learned from them. Since I learnt programmi...Thu, 01 Dec 2016 00:00:00 GMThttps://sitaramshelke.me/trying-ruby-and-or-rails.htmlhttps://sitaramshelke.me/trying-ruby-and-or-rails.htmlRuby I joined Altizon Systems in August and we have our backend primarily in Ruby on Rails. In the first week, I setup the environment and before directly going to rails framework I started looking for “Getting started with Ruby” guides. Soon I realised the po...Mon, 05 Sep 2016 00:00:00 GMThttps://sitaramshelke.me/gsoc-coding-week-13.htmlhttps://sitaramshelke.me/gsoc-coding-week-13.htmlThis post summarizes the progress in the thirteenth and the final week of the Google Summer of Code. Last week we were able to integrate pcp into htop . This week we worked on adding some features in the same code. Last week I added a small code acting as a me...Sun, 21 Aug 2016 00:00:00 GMThttps://sitaramshelke.me/gsoc-coding-week-12.htmlhttps://sitaramshelke.me/gsoc-coding-week-12.htmlThis post summarizes the progress in the twelfth week of the coding period. Last week a new version of pcp with pcp mpstat was released. This week, work on the third objective of GSoC has been started. htop htop is an console based interactive version of popul...Thu, 18 Aug 2016 00:00:00 GMThttps://sitaramshelke.me/gsoc-coding-week-11.htmlhttps://sitaramshelke.me/gsoc-coding-week-11.htmlThis post summarizes the progress in the eleventh week of the coding period. Last week pcp mpstat got merged. Although having spent almost a week on mathing machine info headers, this week mostly was doing it again but in a better way. Using new metrics for th...Sun, 07 Aug 2016 00:00:00 GMThttps://sitaramshelke.me/gsoc-coding-week-10.htmlhttps://sitaramshelke.me/gsoc-coding-week-10.htmlThis post summarizes the progress in the tenth week of the coding period. Last week most of the time was spent on matching the output of pcp mpstat . This week pcp mpstat is merged and is to be included in the next version of the pcp. Added archive Considering...Mon, 01 Aug 2016 00:00:00 GMThttps://sitaramshelke.me/gsoc-coding-week-9.htmlhttps://sitaramshelke.me/gsoc-coding-week-9.htmlThis post summarizes the progress in the ninth week of the coding period. In the last week we completed a major part of pcp mpstat generating different output. This week we spent most of the time making the output look like the original mpstat . Order mattersMon, 25 Jul 2016 00:00:00 GMThttps://sitaramshelke.me/gsoc-coding-week-8.htmlhttps://sitaramshelke.me/gsoc-coding-week-8.htmlThis post summarizes the progress in the eighth week of the coding period. Work on pcp mpstat has been started. mpstat Hastily copying from the man pages The mpstat command writes to standard output activities for each available processor, processor 0 being th...Wed, 20 Jul 2016 00:00:00 GMThttps://sitaramshelke.me/gsoc-coding-week-7.htmlhttps://sitaramshelke.me/gsoc-coding-week-7.htmlThis post summarizes the progress in the Seventh week of the coding period. This week pcp pidstat was merged with the pcp master. My first contribution to PCP. PCP Pidstat merged into PCPTue, 12 Jul 2016 00:00:00 GMThttps://sitaramshelke.me/gsoc-coding-week-6.htmlhttps://sitaramshelke.me/gsoc-coding-week-6.htmlThis post summarizes the progress in the Sixth week of the coding period. This week might be a disappointment for my mentors as I was not able to work for 2 3 days in this week.Mon, 04 Jul 2016 00:00:00 GMThttps://sitaramshelke.me/gsoc-coding-week-5.htmlhttps://sitaramshelke.me/gsoc-coding-week-5.htmlThis post summarizes the progress in the fifth week of the coding period. This week involved creating separate reporting classes for all of the pcp pidstat options and adding respective tests for them. This week's work taught some better practices code for tes...Mon, 27 Jun 2016 00:00:00 GMThttps://sitaramshelke.me/gsoc-coding-week-4.htmlhttps://sitaramshelke.me/gsoc-coding-week-4.htmlThis post summarizes the progress in the fourth week of the coding period. This week involved a lot of refactoring of what previously had been done. Implemented r , R and k options for the pcp pidstat . I learned a lot in this week and would like to share it b...Mon, 20 Jun 2016 00:00:00 GMThttps://sitaramshelke.me/gsoc-coding-week-3.htmlhttps://sitaramshelke.me/gsoc-coding-week-3.htmlTDD, Python Mocks and Caching. This post summarises the progress in the third week of the coding period. Since the basic version of pcp pidstat was ready. It was time to refactor it, to make it more readable and efficient. Ryan suggested to use Test Driven Dev...Sun, 12 Jun 2016 00:00:00 GMThttps://sitaramshelke.me/gsoc-coding-week-2.htmlhttps://sitaramshelke.me/gsoc-coding-week-2.htmlMystery bugs. This post summarises the progress in the second week of the coding period. After exploring all methods to fetch data from PMDA actual implementation of the pcp pidstat started. The first step to implement pcp pidstat was to find what information...Mon, 06 Jun 2016 00:00:00 GMThttps://sitaramshelke.me/gsoc-coding-week-1.htmlhttps://sitaramshelke.me/gsoc-coding-week-1.htmlCoding begins. This post summarises the progress in the first week of the coding period. First week overlapped a bit with my final year engineering exams. But I managed to catch up the things well.Mon, 30 May 2016 00:00:00 GMThttps://sitaramshelke.me/gsoc-week34.htmlhttps://sitaramshelke.me/gsoc-week34.htmlGSoC and Exams. This post summarises the progress in the third and fourth week of the community bonding period. Third and fourth week of GSoC community bonding period were overlapped with my final year engineering exams. Being final exams I could not give much...Mon, 23 May 2016 00:00:00 GMThttps://sitaramshelke.me/gsoc-week2.htmlhttps://sitaramshelke.me/gsoc-week2.htmlWriting a program to fetch simple metric. This post summarises the progress in the second week of the community bonding period. This week was a bit unproductive at the start but ended with a good step towards the aim of this project.Mon, 09 May 2016 00:00:00 GMThttps://sitaramshelke.me/gsoc-week1.htmlhttps://sitaramshelke.me/gsoc-week1.htmlReading Documentation This post summarises the progress in the first week of the community bonding period. This week every student recieved a mail from GSoC organising team about the importance of the Community Bonding period , how it is important and that the...Tue, 03 May 2016 00:00:00 GMThttps://sitaramshelke.me/gsoc.htmlhttps://sitaramshelke.me/gsoc.htmlI am very excited while writing this, my proposal for gsoc has been accepted and I will be a part of the Google Summer of Code this year. I will be contributing to Performance Co Pilot organisation. This post is about the summary of what is PCP? and about the...Tue, 26 Apr 2016 00:00:00 GMThttps://sitaramshelke.me/greennav.htmlhttps://sitaramshelke.me/greennav.htmlRecently I came across an interesting project named "Greennav". It is an open source project which is trying to solve very interesting and much important problem in the real world which is Making transport energy efficient . This post is an introduction to the...Mon, 07 Mar 2016 00:00:00 GMThttps://sitaramshelke.me/golang-postgres-json.htmlhttps://sitaramshelke.me/golang-postgres-json.htmlFew weeks back, then I was not aware of json support in PostgreSql so I was using HStore for storing non relational part of my database. How hstore is different than json is it is a simple key value store. To talk in terms of programming, simply a map having a...Sat, 13 Feb 2016 00:00:00 GMThttps://sitaramshelke.me/ihack-iitbombay.htmlhttps://sitaramshelke.me/ihack-iitbombay.htmlThere's a good news for everyone, Team BeaconAgainstHumanity (Me with Chinmay, Rohit and Anuj) stood first runner up at iHack. iHack is hackathon conducted at IIT Bombay and we participated in the category "Beacons in Retail". The main idea was to show how bea...Tue, 02 Feb 2016 00:00:00 GMThttps://sitaramshelke.me/go-jwt-auth.htmlhttps://sitaramshelke.me/go-jwt-auth.htmlFew weeks ago I was working on JWT based authentication for my project and was searching over the Internet for the same. Then I found go json rest middleware jwt. This is a library built over go json rest. This library was pretty easy to use but has problem th...Sun, 17 Jan 2016 00:00:00 GMThttps://sitaramshelke.me/droidcon-app.htmlhttps://sitaramshelke.me/droidcon-app.htmlAnuj is going to give a talk at DroidCon In 2015 and we ( I with Chinmay and Bhushan ) developed a simple Android application to show how we can create context aware navigation experiences using beacons. We used Estimote beacons as hardware and their Estimote...Tue, 15 Dec 2015 00:00:00 GMThttps://sitaramshelke.me/evince.htmlhttps://sitaramshelke.me/evince.htmlEvince is default, open source document viewer on linux. You can find source code for evince here. If you want to contribute to gnome apps, I would recommend you to first visit Gnome Newcomers guide. It has a very good step by step introduction of how to contr...Fri, 04 Dec 2015 00:00:00 GMThttps://sitaramshelke.me/interview-at-vuclip.htmlhttps://sitaramshelke.me/interview-at-vuclip.htmlYesterday (01/09/2015) I interviewed at Vuclip Pune. Complete process had 4 rounds. One technical interview followed by a technical apptitude, a coding round and a HR interview. Technical round was not much difficult but the aptitude. It has multiple answers q...Wed, 02 Sep 2015 00:00:00 GMThttps://sitaramshelke.me/wireframes.htmlhttps://sitaramshelke.me/wireframes.htmlDone with the Wireframes. Yesterday we discussed and finalized wireframes for the app. We also discussed about probable features. Some names of the conferences were noted down where the papers can be published. A list was made out of that. The work will be div...Sat, 22 Aug 2015 00:00:00 GMThttps://sitaramshelke.me/done-with-the-project-idea.htmlhttps://sitaramshelke.me/done-with-the-project-idea.htmlIt was a very boring week studying for the In Sem exams, finally it ended yesterday.Today is India's 69th Independace Day. With exams just finished we (Project GroupMates) met today to discuss and finalize the idea. Little did we had any ideas, Anuj was prepar...Sat, 15 Aug 2015 00:00:00 GMThttps://sitaramshelke.me/go-postgres-and-hstore.htmlhttps://sitaramshelke.me/go-postgres-and-hstore.htmlToday I learned some advanced things about GoLang also learned how Go is comfortable using libraries directly from GitHub. Tried to build a server which can give access to users after verifying credentials after querying from a database. I used postgresql for...Fri, 24 Jul 2015 00:00:00 GMThttps://sitaramshelke.me/first-post-using-markdown-and-jekyll.htmlhttps://sitaramshelke.me/first-post-using-markdown-and-jekyll.htmlThis is the very first post that I am writing in MarkDown. Recently came to know about markdown and its features. Anuj told us about the Jekyll and lot of othe important stuff including basics of Git. Learning following features now. Git Slack Issues Merging P...Mon, 13 Jul 2015 00:00:00 GMT