Why September 13 was chosen as World Programmer's Day
2025-09-12
Bittime - Every day has its own commemoration. If anyone is wondering what day September 13th is, they might be surprised because besides...International Chocolate Day, this date is also celebrated as World Programmer Day.
HA special day to honor the coders who make our digital world easier. But why was September 13th chosen?
Let's explore the history, the reason for the number 256, and how the world celebrates this day.
History of Programmer's Day
World Programmers' Day was first initiated by two Russian programmers, Valentin Balt and Michael Cherviakov, in 2002.
They petitioned for a special day to honor programmers. After a long struggle, on September 11, 2009, Russian President Dmitry Medvedev officially signed a decree recognizing Programmers' Day as a professional holiday.
This commemoration falls on the 256th day of the year. In a normal year, it falls on September 13th, while in a leap year, it falls on September 12th.
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Why is September 13th Programmer's Day?
The reason behind this date is simple yet powerful. The number 256 represents the number of different values a single byte can represent (2^8).
For programmers, this number holds profound significance because it represents the digital world.
In other words, Programmer's Day was chosen to celebrate the 256th day of each year, not just any date on the calendar.
So, if anyone asks why September 13th is Programmer's Day, the answer is: because 256 is a sacred number in the programming world.
Day 256 of the Programmer: The Philosophy Behind It
Why is the number 256 so special?
- It is the largest number that can be represented with 8 bits.
- So limitations are important in computing, especially for memory and data storage.
- Symbolically, this number shows how fundamental the role of programmers is in creating the digital world we use every day.
It is no wonder that programmers around the world feel proud of Programmers' Day on September 13th as a form of recognition for their profession.
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International Programmers Day Celebration
Although originally celebrated in Russia, World Programmers' Day has now become a global event. Many tech communities and IT companies celebrate the day through:
- Hackathon: a flash coding competition to create creative solutions.
- Webinar & Workshop: coding learning events or discussions on the latest technology trends.
- Social Media Campaign: programmers share stories, coding memes, or inspirational tips with the hashtag #ProgrammersDay.
Additionally, in China there is another version of Programmer's Day, falling on24 October (10/24), because that number is identical to 1024 (i.e. 2^10), which is also important in the digital world.
Why is Programmer's Day Important?
Nearly every aspect of modern life is now connected to the hard work of programmers. From transportation apps to online shopping to AI, it's all here.Thanks to coding. With World Programmers' Day, the world seems to be saying thank you to coders.
ForToday's young generation is also encouraged to learn coding. After all, programming isn't just about creating software, but also a crucial skill for the future workforce.
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Conclusion
So, if anyone asks what day September 13th is, the answer is World Programmers' Day. It was chosen because it falls on the 256th day of the calendar, which has special significance in the computing world.
Today is not just a celebration of the profession, but also a reminder of how important coders' innovation is to modern life.
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FAQ
What day is September 13th?
This date is commemorated asWorld Programmer Day, which is the 256th day in the regular calendar.
Why was September 13th chosen as Programmer's Day?
Because of the numbers256considered sacred in the programming world, representing the amount of value that can be stored in 1 byte.
What is the history of World Programmer's Day?
It started in 2002 through a petition by Russian programmers, and was officially recognized in 2009 by President Dmitry Medvedev.
Is Programmer's Day celebrated worldwide?
Yes, although it was originally officially held in Russia, it is now celebrated internationally through hackathons, webinars, and social media campaigns.
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