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Serverless Architecture and Web Scraping: A Cost study

One of the most common things that is done these days is to collect information about anything and everything present in the public domain, kind of unstructured data and decipher/decode patterns to get some valuable information. There are many sources to get such information, but websites for this purpose are the most popular. One can write a simple scraper that could iteratively go through the pages within a predefined depth and get back all the content displayed which could then be used for doing various sort of analytics.

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7 Reasons for Why we ditched wordpress?

A website is a very crucial factor for any company and we recently went live with ours. It is like your public face or a house address. The Landing or Home page is equivalent to visiting your office and seeing how aesthetic the reception area is to give that first impression. It is super vital to keep it clean, informative, and to top it all to be extremely secure from the plethora of web attacks seen in the recent times.

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Installing Rmagick on OSX High Sierra

A quick note. When you face the following error while installing rmagick gem in high sierra

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Intro to Blockchain’s Lightning Network

We are already into third generation of cryptocurrencies that offers solutions to problems from previous generations that includes scalability, transaction cost and interoperability.

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Going Serverless with Serverless

Serverless architecture is gaining a lot of popularity in the recent days and we at Francium Tech have done a detailed study on where it excels and where they don’t. I would like to share the knowledge in the serverless series of articles.

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Decommissioning Elasticsearch node

There are times you will need to bring down one or more elasticsearch nodes in order to reduce the costs or make elasticsearch cluster smaller to ease the management of the servers.

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Getting started with AWS Lambda

At Francium tech, Scalability is not an option, but something thats mandatory. We deal with huge volumes of data and have to run millions of atomic jobs every day to keep our systems up to date and extremely competitive. And our requirements to scale is not going to go down any time soon, in fact, it is going to only increase exponentially in future. This leaves us with adopting to bleeding edge infrastructures, and adapt them very fast!

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Getting started with Ethereum smart contracts and Solidity

The outset of Bitcoin proved that we can exchange money without any third party intervention through distribution among multiple nodes via blockchain. However, Bitcoin stores only the transactional information. In order to develop truly decentralised apps, we need to store the states.

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Elasticsearch: How to deal with a corrupt shard

At Francium tech, we constantly try to push our limits when it comes to Technology and Elasticsearch is a natural fit to run our various scalability tests. Because of this attitude, we were able to scale our long running tasks (in days) to within hours which has to process close to 13 Million Documents.

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DigitalOcean: Unable to ping external websites

It is really frustrating when out of the blue your external traffic goes down. It has happened multiple times in the recent times and I want to log the conversation that went between me and Digital ocean support team.

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Creating partitions for large tables in PostgreSQL

Create partition table with different name, something related to the source table.

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Warming up Elastic Block Storage (EBS) on AWS

There are times you would be forced to create staging database from the production database so that you will be able to debug a production defect or there are lot of data in terabytes for which we don’t want to spin up a local development database.

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