Higher-order functions are functions that either accept other functions as arguments, or return a function as a result. Let’s look at how Java 8 supports higher-order functions.
I hope that you already know that users hate meaningless error messages. (Actually they hate all error messages – don’t we all!) So that’s one reason to not allow default messages to display in your web application. But there is another important reason: security!
I mentioned before that I am writing an online course on ethics for software engineers (which is now open for pre-enrolment!) During my research for this course, I found an interesting – and scary – statistic.
The standard functional interfaces in Java can look daunting. There are 43 of them! And they have complex and confusing names. This article will help you interpret the names and purpose of these standard functional interfaces.
In a previous post, I told you about the importance of using HTTPS instead of HTTP. Today I will look at some of the functionality that HTTPS adds in the form of security headers.
Is it easy to learn to program? If you google this, the results will be very confusing. The truth is that it is not easy – but you should still do it. You just need to be prepared.
What are functional interfaces and why are they used with lambdas? Lambdas and functional interfaces go hand-in-hand in Java. In this article we discuss some principles of functional interfaces.
You might have heard the term “data sanitisation” applied to devices. We need to permanently remove data on portable storage devices and hard drives before we get rid of them. But today I want to talk about a different form of data sanitization: input sanitisation. The question you need to answer is this:How
Ever since lockdown, the days seem to merge and blur. Despite the monotony – or maybe because of it – the weeks have passed quickly. It’s Monday, then it’s Friday, then it’s Monday again. And now it’s already past the middle of November.
You’ve heard the term, but what is a lambda and how do you use them in Java? This is a quick introduction to lambdas in Java.
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