The question pops up a lot both on the internet and when someone would like to check your knowledge of how Java treats variables:
Does Java "pass-by-reference" or "pass-by-value" when passing arguments to methods?
It seems like a simple question (it is), but many people
Amazon Web Services (AWS) is a cloud computing provider with a number of extremely popular services. Ever since their launch back in 2006, they've become a key player in the development and deployment of major enterprise applications. Their services are scalable, flexible, and groundbreaking in many aspects, while keeping
Checking for substrings within a String is a fairly common task in programming. For example, sometimes we wish to break a String if it contains a delimiter at a point. Other times, we wish to alter the flow if a String contains (or lacks) a certain substring, which could
Checking if a file or directory exists is a simple and important operation in many tasks. Before accessing a file, we should check if it exists to avoid a NullPointerException. The same goes for directories.
While some functions may create a new file/directory if the requested one doesn't
The sweetest syntactic sugar added to Java up until now are definitely Lambda Expressions.
Java is a verbose language and that can get in the way of productivity and readability. Reducing boilerplate and repetitive code has always been a popular task with Java developers, and clean, readable, concise code
YAML files are nowadays being used extensively for defining properties of tools and applications due to the very human-readable syntax.
Besides containing configuration properties, they're also often used for data transmission/serialization, similar to how JSON is used.
Reading and writing YAML files is quickly becoming a basic developer
Stochastic Optimization refers to a category of optimization algorithms that generate and utilize random points of data to find an approximate solution.
While brute-force algorithms do provide us with the best solution, they're terribly inefficient. This isn't an issue with smaller datasets, but most real-life problems and search-spaces require
Sorting is a crucial aspect of digesting data. For us humans, it's much more natural to sort things that have something in common like the date of publishing, alphabetical order, articles belonging to an author, from smallest to largest, etc. This makes it a lot easier to comprehend the
