In May 2017 I did a talk in Ottawa .NET User Group on Introduction to Microsoft Bot Framework, it was a interesting turnout and lots of conversation on what a bot can do for a business and how to use them. Below you will find the slides for my talk on Microsoft Bot Framework. The […]
Category: .NET
Last week I did a presentation on Xamarin Dev Days here in Ottawa, the presentation was on Introduction to Xamarin, unfortunately my demo did not work, the demo gods were not with me that day 🙁 The demo code uses Microsoft Cognitive Service Bing Search to search for images to display on a mobile phone. […]
Redis provides a way to use Pipeline Batching to send messages to Redis but first we must understand that Redis uses tcp request response protocol, some may know it as client server model. If you are coming from a web http world, you will have no issue understanding client server, where the browser acts like […]
Redis Pub Sub, somehow may sound weird that it provides such a functionality since when you think of Redis the first thing that comes to mind is of a cache key value store. But indeed Redis does allow us to use the messaging paradigm by using channels to publish messages and for subscribers to listen […]
I was invited to Sprott School of Business – Carleton University for an introduction to the class on Xamarin what Microsoft platform offers for mobile development. Below you will see my sides that were present by me and Ahmed Al-Assad a fellow MVP. A special thanks to Alex Ramirez for the invitation to speak to […]
Docker for .NET Developers Last week I was presenting at the Ottawa IT User Group for .NET Developers on Docker for .NET Developers. We covered what docker is, how it fits into microservices, overview of using docker as a .NET Developer etc Topics that we covered were What is Docker Images and Containers Docker vs […]
Redis HyperLogLog is used for calculating the cardinality of a set or non mathematically speaking it is a probabilistic data structure used to count unique values. Basically it is an algorithm that use randomization such that it can provide an approximation of the number of unique elements in a set by just using a constant […]
Json Web Token JWT have performance overhead? I wanted to find out if using jwt token during authentication of a web application creates any performance issue. But what are Jwt Tokens you may ask? JSON Web Token (JWT) is an open standard (RFC 7519) that defines a compact and self-contained way for securely transmitting information […]
I wanted to cover some security aspect of Redis, using Redis Password feature. Redis uses config file to provide a password for it. The config file is usually located at /etc/redis/redis.conf if you are using linux. Look for the SECURITY section.
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requirepass taswar-foobared |
If you are using docker you can set the option when you start […]
dotnet core with GenFu Couple of weeks ago I had to test out the performance of a third party product but in order to test we had to use a lot of logs that would feed into the system. The requirements was to pump out around 1000 logs per seconds and feed into the system. […]
