Bharath M Shetty

Bharath M

Lock-free concurrency, Disruptor and Ring buffer

One of the things I was interested in building an order book that could potentially do millions of tps in Java was using ring buffers to manage the concurrency. These are some of the learnings I have had with discussion in the exchange-core group. Disruptor and Ring buffers are state-of-the-art

Violin for programmers

1. Strings = ArraysThe four strings of the violin (G, D, A, E) can be thought of as four parallel arrays.Each array (string) contains a range of notes that can be accessed (played).2. Fingering = Array IndexingPlacing your fingers on the fingerboard is like indexing into these arrays.Each finger

Working on a protocol for solvers

Solvers Protocol is an essential infrastructure solution designed to support and streamline the operations of solvers in the De Fi space. To understand the significance of this platform, it is crucial to grasp the role and requirements of solvers. Solvers are individuals / softwares / even algorithms that assist De Fi users

Founder's Villa led me through metamorphosis.

We as blockend team arrived at Nas House on Feb 24th a saturday morning, as soon as I enter the villa I found no people, everyone was tired of working overnight. Soon people start waking up and I started to meet people. Met amazing people and we went to have

My database bill is too high !! (Part 2)

Data transfer, the mother of all costs. Let's talk about data transfer now that we've discussed indexing concerns. Customers are typically charged for data moved from system a to system b by cloud providers. A system could be your own virtual machine or a third-party service. Databases are not an

My database bill is too high !(Part 1)

Poor indexing and big instances. It all began with the creation of a basic atlas instance. So, you've got your database set up, the searches are lightning quick, and the number of tables and entries per table is small. Everything is in good working order. The number of records is

So you want to work from home.

Have you ever wondered why you get so much done in office but when you started working from home, what would take two days at the office takes more than a week? Well, one huge problem is we multitask, and the cost of context switching is measured in time. Let's

Wrath of comparison while coding in Java

I've encountered a lot of code where a variable is compared to a constant. For example, variable == "value".This frequently results in issues when the variable is not of the correct type or is null. As a remedy, always compare a constant to a variable. For instance, "value" == variable, "value"

Clean your code! Refactor! Do it!

"The main goal of software engineers is to solve the problem not to write code" - Dave Farley Many of my colleagues frequently wind up developing code that only computers can comprehend and fail to empathise with their coworkers. Aim to develop code that is not just machine-readable but also

Separation of concerns, please.

One of the key responsibilities of my job at a cryptocurrency exchange is the ability to write code that can debit and credit fiat and crypto assets on orders and transfers. Apparently, when I was new, I developed code that was overly repetitious, and debit and credit were handled by