Grep is very often used as a "filter" with other commands. It allows you to filter out useless information from the output of commands. To use grep as a filter, you must pipe the output of the command through grep. Pipes that list through grep, looking for the pattern May: $ ls -l *.ps | grep May The first part of this command line, ls -l *.ps ps" that were created in the month of May: $ ls -l *.ps | grep May The following example displays files ending in ". The inception of espresso traces back to the early 20th century in Italy, where it was initially introduced and rapidly gained popularity.Ī Look Into the Intriguing History of Espresso The etymology of the term “espresso” has been a subject of controversy, but the prevailing belief suggests that it comes from the Italian word “esprimere,” which denotes “to express” or “to squeeze out.” What makes it unique is the exceptional process of hot water forced through coffee grounds under high pressure, which results in a delectable and robust cup of coffee. ( 1) Tracing the Origins of EspressoĮspresso’s roots can be traced back to the vibrant cafes and coffeehouses of Italy, where it made its first appearance in the early 20th century. Its widespread adoption can be attributed to the fact that it was quicker and more efficient to make than other types of coffee drinks. An Insight into the Advent of Espresso Machines Although it has now become a beloved beverage enjoyed worldwide, it still holds a special place in Italian coffee culture. In 1884, an Italian innovator by the name of Angelo Moriondo invented the first espresso machine. The subsequent development of espresso machines was a significant turning point for the coffee industry making the production process quick and efficient.įast forward to today, and espresso machines are ubiquitous in coffee shops, restaurants, and homes across the globe. They come in diverse sizes and types, ranging from conventional lever machines to modern super-automatic ones. These machines have played a significant role in elevating specialty coffee and the third-wave coffee shop movement, which prioritizes high-quality coffee. The Present-Day Espresso CultureĮspresso has entrenched itself as an indispensable part of coffee culture worldwide. It is enjoyed by coffee aficionados and casual drinkers alike, with many people choosing espresso as their go-to coffee beverage.
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