mannuScript

unintelligentMetric

I was taking an interview when I noticed in the resume of the interviewee that he had developed 70% of the code in a particular project. Out of sheer curiosity, I asked him how did he reckon this percentage. But to my disappointment, that number was not any intelligent calculation ... Read more »

AMQP

This is part 2 of series of blogs Getting started with RabbitMq. In this blog we will dwell into Advanced Message Queuing Protocol. A truly interoperable protocol whose one of the implementation is rabbitMq. This blog presents the elementary topics from AMQP's official documentation. If you have time, energy and ... Read more »

Getting started with RabbitMq

In this series of blogs, I will be sharing my knowledge, gained through reading and working, on one of the AMQP broker: rabbitMq. We will start from basics like why do we need messaging protocol and what AMQP is, covering all basic building blocks of rabbitMq broker in later blogs, ... Read more »

Enlisting servers connected to mysql machine

Few days back our DBA updated the DNS entry of one of the slave to point it to newly created machine, with better configuration and disk space. Now we were required to switch all mysql connections (built by our app servers) from old machine to new one. show processlist gave ... Read more »

First id of the partition

In mysql we many times need to know the first id of current or last partition to feed it in select queries. For instance, if you want to scan last 2-3 partitions for given conditions. This is what my requirement was when I wrote this query to fetch the starting ... Read more »