RabbitMQ – Hello World

Good morning. In this post we will explore RabbitMQ by Pivotal. RabbitMQ is a message broker. Message brokers are considered middleware. Applications subscribe to a queue to send and receive messages. Another queue broker I have used in products is MSMQ from Microsoft. In this post we will only experiment with RabbitMQ. You may decide to use message queues to communicate between microservices. Continue reading “RabbitMQ – Hello World”

Game of Thrones – I

It is almost time to complete the first 2-hour block of the day. I work using a technique called Deep Work. Today I got up at 05:00 AM and have been at it for about two hours. I believe I have enough time to complete this post.

I received an email message from HackerRank with the Game of Thrones – 1 challenge. The challenge is simple. We have to determine if a string of characters may be converted to a palindrome or not. Keep in mind that palindromes longer than one character are made up of pairs of characters. Continue reading “Game of Thrones – I”

HackerRank in a String

Good morning. It is a cold morning in the Twin Cities of Minneapolis and St. Paul. When I got up around 04:00 AM the temperature was around -1F. I believe it will rise during the day.

My wife left with our neighbor shopping. They should be back around noon. We are planning on making some ravioli from scratch. On workdays my wife cooks, but on weekends we both do. Have some red wine from last week which we did not finish. It should be a nice and cozy lunch. Continue reading “HackerRank in a String”

Tidbits – Streams in C++

If you have watched Red with Bruce Willis you may recall the opening scene. Frank Moses (Bruce Willis) is a retired CIA operative and he is sleeping in his bed. On the night stand next to him there is a clock. The clock is ticking down to 06:00 AM. Just as the clock reaches 06:00 AM, without the need of an alarm, Frank Moses wakes up and calmly walks down to the kitchen to get breakfast. Obviously Frank Moses is a very disciplined and a morning person. Continue reading “Tidbits – Streams in C++”