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Showing posts from January, 2021

AWS SES | Simple Email Service

  AWS SES (Simple Email Service) What is AWS SES?      ✓ An Email Service provided by AWS.      ✓ User can Send/Receive emails using  their own email address and domains using this AWS SES.      ✓ AWS Simple Email Service offers user with several methods of sending email, which includes                 Amazon SES Console, SMTP Interface and via Amazon SES API.      ✓ Developer can also access Amazon SES API using AWS CLI or by using AWS SDK.      ✓ AWS SES Comes under Customer Engagement Category. Where all can we use this AWS SES?      ✓  Sending Promotional emails, Marketing emails, Transactional emails such as order confirmation and other types of emails likes newsletters, error notification, etc...      ✓  When you use AWS SES for receiving emails, you can built custom logic to send auto-response and dashboard syste...

Signal

Signal " A Private Messanger App" Why Signal is so popular and trending now ? 🔥 ✓   Facebook Owned company whatsapp has recently showing an notice/pop-up notification to their user's, stating that whatsapp privacy policy has been updated and asking user to select accept/not now options. ✓ if user fails to accept the privacy policy then whatsapp will be stop working for them on deadline date given as stated by whatsapp. Tip: Check 👉  Whatsapp Privacy Policy 2021  👈 ✓ Because of this everyone got worried and raised their concern's on various social media platforms.  ✓ Unlike the other, the popular platform twitter also received many tweets related to this privacy policy concern raised by various user's.  ✓ Then there comes a tweet from Elon Musk - A Founder of Tesla and Space X. That tweets say to the users - " Use signal". ✓ So this makes every one talks about this Signal messaging app as an alternative for whatsapp. What is Sign...

AWS Event Bridge

AWS Event Bridge What is AWS Event Bridge? ✓ A Server-less event bus service for  AWS services, your own applications and SaaS Providers. ✓ This AWS service allows you to share the events from one place to another or from one service to other services. Advantages : Removes friction of writing "point-to-point" integrations Works across dozens of AWS and SaaS applications Easily build Event Driven Applications Fully managed and pay-as-you-go model Overview : ✓ You can share the events of your application/services to event Bridge and from the event Bridge you will be able to Accessible for other to perform their respective operations. Example: ✓ Let's say you have 100 Custom AWS Application running over in AWS account and you want to see the all running service logs/status in dashboard. ✓ As a traditional way what you will do, for all those 100 application you create a custom integration services and u will connect all those integrators to one master/...

BITCOIN

Bitcoin  ₿ What is Bitcoin? ✓ Bitcoin is a an innovative payment network and a new kind of money. ✓ Bitcoin is a cryptocurrency invented in 2008 and released in 2009 by an unknown person or a group of people under a name Satoshi Nakamoto. ✓ It is a decentralized digital currency Without a central bank 🏦 or a single administrator that can be sent from one user or other directly. ✓ It is virtual cash, which doesn't have any physical coins/papers. What makes Bitcoin so special? ✓ Bitcoin is open source, it is designed for public. ✓ Nobody owns or control bitcoin. ✓ Fast pear to pear transactions. ✓ World Wide Payments. ✓ Low Processing Fees. How does Bitcoin works? ✓ Once you have installed Bitcoin wallet app in mobile or desktop, it will generate your first Bitcoin address. ✓ Also you can create more address whenever you needed one. ✓ You can share the generated address to your friends/others so that they can pay you or vice versa. ✓ This similar to how the em...

NGNIX

  NGNIX What is NGNIX? NGNIX is a software which acts as a web server. NGNIX can also be used as reverse proxy, load balancer, mail proxy and HTTP cache. It is started out as web server designed for maximum performance and stability. Why NGNIX is used? | What is the Problem Solved by NGNIX? Let's say you have built an Web Application and been deployed in one for your machine and made running and served to your customers. Assume currently the application which is severed to customers is running in port 4000. After few days, you application got more traffic and seen huge spike in the visitors rate accessing your website. In this case you want to increase the No of Machine severing the application. For this purpose you are bringing another one machine and deploying and running your same application here and serving to customers to handle the increase in traffic, unfortunately in this new machine the port 4000 is already occupied by other application so you have deployed your applicati...