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Showing posts from January, 2021

Cloud Computing: What is it and Why is it Important?

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Cloud computing has grown considerably since the early 2000s.  451 Research predicted that in 2017, a third of all spending on IT will be on cloud computing.  What is Cloud Computing? Cloud computing refers to the provision of on-demand computer services over the internet on a pay-as-you-go model. The aforementioned computing services include software services, database management, intelligence, analytics and hardware(servers). Cloud computing is often provided by vendors with vast computing resources and relies on the economics of scale. Major players in this space are AWS(Amazon Web Services), Microsoft's Azure, IBM Cloud, Alibaba Cloud and Google Cloud.  There are various service models that are provided by vendors and the use of each depends on the needs of a customer. These service models include (but are not limited to): Infrastructure as a Service (IaaS), Platform as a Service (PaaS) and Software as a Service (SaaS). IaaS : this involves the provision of computing...

What Are Cookies?

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You've probably heard of them. They show up in an alert on most of the web pages you visit. You've probably also heard that they are a big deal. Today, I will answer a question you have secretly asked yourself once or twice. So, what are cookies? Cookies are minute bits ( no pun intended ) of information that are stored on a user's computer by their web browser while they interact with a website. The aformentioned bits ( still, no pun intended ) are a way in which websites "remember" the state in which the user left a web page in a previous visit or visits. For example, cookies help remember the number of items in your shopping cart as you traverse an e-commerce website. Cookies can also serve as a record of a user's browsing activity and remember information the user entered into form fields such as names, email addresses, physical addresses and the like.  Who invented cookies? A prolific computer programmer named Lou Montulli coined the term "cookie...