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Grace Hopper and the First Computer Bug: How a Moth Changed the Future of Software Engineering

Grace Hopper, also known as “Amazing Grace,” is considered one of the pioneers of computer programming. She was a trailblazer for women in technology, and her contribution to the field of computer science is immeasurable. One of Grace Hopper most significant contributions was her discovery of the first computer bug.

From Bug to Brilliance: Grace Hopper and the first computer bug

When you think of the pioneers of computer science, names like Alan Turing and Ada Lovelace may come to mind. But there’s another name that belongs on that list: Grace Hopper.

Calling her the “Mother of Cobol,” she was a pioneer in computer programming . She also played a key role in the development of the first compiler. But perhaps her most enduring legacy is her discovery of the first computer bug.

In 1947, Hopper was working on the Harvard Mark II computer when it started malfunctioning. After several hours of searching, she and her team discovered a moth trapped in one of the relays. Hopper removed the moth and taped it to the computer’s logbook. Next to it she wrote “First actual case of bug being found”.

While the discovery of the moth may seem trivial, it had a significant impact on the field of computer science. Hopper’s use of the term “bug” to describe a technical problem in a computer system quickly caught on. As a consequence it became the term we use to describe any defect or error in a program. Hopper’s discovery also helped to cement the idea that errors in computer systems could be caused by physical defects in the hardware, rather than just errors in the code.

Celebrating Women’s Day by Honoring Grace Hopper

But Hopper’s contributions to computer science didn’t stop with the discovery of the first bug. She went on to become a trailblazer for women in computer science, serving as a role model and mentor for generations of women who followed in her footsteps. She was one of the first female graduates of Yale University’s PhD program in mathematics, and in 1969 she became the first woman to hold the rank of admiral in the U.S. Navy.

Hopper’s legacy continues to inspire and motivate those who are working to advance the field of computer science today. In 2016 she received the Presidential Medal of Freedom posthumously, and in 2017 she was honored with a U.S. commemorative stamp.

As we celebrate Women’s Day and honor the many women who have made significant contributions to the field of technology, we should remember the remarkable life and legacy of Grace Hopper. Her discovery of the first computer bug and her pioneering work in computer programming paved the way for future generations of women in tech, and her legacy will continue to inspire and motivate us for years to come.


Also read our article about 20 Amazing Women Leading Europe’s Tech Revolution

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IT Consultants Tips for your daily life as a freelancer

Look mom, no mouse! Keyboard Shortcuts to code faster

To maximize the time spent in front of the keyboard, it is best to learn useful keyboard shortcuts that can help you code faster.

Keyboard shortcuts are a powerful and underutilized tool that can help you save time and improve your productivity when using your computer. Whether you’re working on a document, browsing the web, or performing other tasks, keyboard shortcuts can help you perform actions more quickly and efficiently than using a mouse or touchpad.



Keyboard shortcuts: code efficiently, code faster

As a developer, you spend most of your day in front of the computer, and most of that time you spend in your favorite editor/IDE. Therefore, it is essential to be as efficient as possible with our favorite editor.

This is where keyboard shortcuts come in. Knowing the correct keyboard shortcuts for each situation will save you time and make programming more enjoyable.

Shortcuts are the most productive resource you can add to your developer repertoire and will help you over the course of your career.

Learning how to use the system and tools will improve your productivity and generally make it easier to manage all your windows and applications.

In addition to the time-saving benefits, keyboard shortcuts can also be beneficial for reducing strain on your hands and wrists. Instead of clicking through menus and using a mouse or touchpad, you can perform many actions using keyboard shortcuts, which can help reduce the risk of repetitive strain injuries.

But when and where did the first shortcuts appear?


Also read our article about How To Code Well. Peter Fisher, freelance web developer and host of the popular “How To Code Well” podcast, discusses why he started teaching coding and some of the best career advice he has given.


First keyboard shortcuts

The first keyboard shortcuts appeared at Xerox in the 1970s and included functions such as cut, copy and paste.

However, David Bradley, an IBM engineer, was the creator of the iconic Control-Alt-Delete shortcut, which occurred in the early 1980s.

Bradley said it required only five minutes to devise the iconic combination, which became a hit among IBM employees and was then programmed into the original company PC.

How to determine keyboard shortcuts?

Behind every keyboard shortcut is a story, the purpose of which is always the same: to solve a problem or facilitate the execution of a function.

Therefore, the challenge for engineers is:

  • Make the shortcuts easy to remember
  • Make sure they make sense with existing keyboards
  • Develop combinations that do not trigger other shortcuts.

They must also take into account how often a shortcut is used. More frequently used shortcuts tend to include simpler key combinations (e.g., copy and paste). On the other hand, less frequently used shortcuts tend to include more keys (e.g., forced exit from an application).

Modern apps are initiating a new era of shortcuts

The use of shortcuts is one of the biggest trends in productivity software. Companies such as Notion, Superhuman , and Figma have created their own shortcuts to help users save time by dropping the mouse.

For those who are more of a do-it-yourselfer, you can always grab your keyboard. Both Mac OS and Windows allow users to create their own shortcuts.

Ninja Devs Shortcuts List by Mindquest

If you want to start using the keyboard more effectively, here is a very comprehensive list of shortcuts.

Overall, keyboard shortcuts are an essential tool for anyone looking to work more efficiently and effectively on their computer. By taking the time to learn and use them, you can streamline your workflow, reduce the risk of injury, and improve your overall productivity. So next time you’re working on your computer, give some of these shortcuts a try and see how they can help you work smarter, not harder.

We have chosen to divide the keyboard shortcuts by type of task:

  • Basic Editing
  • Cursor Movements 
  • Debug
  • Display
  • Editor Management 
  • File Management
  • Generic Windows Shortcuts
  • IDE Shortcuts (VSCode)
  • Integrated Terminal
  • Multi-Cursor and Selection
  • Rich Languages Editing
  • Search and Replace 

This way it is easier for you to check which shortcuts save you time based on your needs.