Power BI Training for University of Colombo

Conduced a 𝗠𝗶𝗰𝗿𝗼𝘀𝗼𝗳𝘁 𝗣𝗼𝘄𝗲𝗿 𝗕𝗜 hands-on training program to the students from 𝗨𝗻𝗶𝘃𝗲𝗿𝘀𝗶𝘁𝘆 𝗼𝗳 𝗖𝗼𝗹𝗼𝗺𝗯𝗼. Taught them how to cleanse and perform an analysis atop raw data within a few minutes using Microsoft Power BI, which is an essential skill set required to pursue nowadays. There were 180+ students who participated in the training.

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Step-by-Step Twitter Sentiment Analysis Using Power BI Streaming Dataset, Microsoft Flow and Azure Text API

Sentiment Analysis is known as Opinion mining or emotion AI which is a branch of Natural Language Processing and text analytics where systematically identify, extract, quantify, and study affective states and subjective information. This kind a analysis widely apply to analyse the product or service reviews, voice of the customer, survey responses from online and social media feeds to analyze the attitude of the customer. Basically from the sentiment analysis the output would be either Positive, Negative or Neutral. There are various algorithms and methods to do a sentiment analysis out there. In this post here I'm doing a sentiment analysis for iPhone 8 product by analyzing twitter feeds. Because, I wanted to know what others are thinking about the latest phone released by Apple. In order to do this task I'm using, Microsoft Azure cognitive services : Text Analytics (to run the sentiment analysis algorithms to get out the results) Microsoft Flow ...

How to Get Row Counts for all Tables in your SQL Database

This is the simplest method to get the row counts of all tables in your SQL Server database. Might be useful when you are doing the data testing over your BI project. select schema_name (tab.schema_id) , tab.name as [table], sum (part.rows) as [rows] from sys.tables as tab inner join sys.partitions as part on tab.object_id = part.object_id where part.index_id IN ( 1 , 0 ) // 0 : Table without PK, 1 : table with PK and schema_name (tab.schema_id) = 'dbo' group by schema_name (tab.schema_id) , tab.name --order by sum(part.rows) desc

COVID-19 Situation in Sri Lanka: Real-time Dashboard using Power BI

[Updated on March 28, 2020] COVID-19 is a new strain that was discovered in late December, 2019 and by now it has been started to spread all over the world including 199 countries. There are around 26,000 people were died due to the virus and 580,000 confirmed cases at the moment I update this blog post. Though, the fatality rate is lower when compared to other viruses in similar strains like MERS and SARS . However, the biggest challenge most of the countries facing right now is to accommodate the patients with the growing numbers at every minute. The public was asked by the government to avoid nonessential gatherings as much as possible to stop spreading this deadly virus. Even though there were not many cases found in Sri Lanka, from March first week, they found the initial case a patient who works as a tourist. Now the situation is turning to worst after they found many cases especially tourists who are born Sri Lankans came down from Italy and European countries....

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