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Frequently Asked Questions

Yes! Check out computation events happening today here. These are in-person gatherings where you can meet fellow enthusiasts and participate in activities right now.

Discover all the computation events taking place this week here. Plan ahead and join exciting meetups throughout the week.

Absolutely! Find computation events near your location here. Connect with your local community and discover events within your area.

Computation Events Today

Join in-person Computation events happening right now

Columbus Arduino Raspberry Pi Enthusiasts (CARPE) (Check Location)
Columbus Arduino Raspberry Pi Enthusiasts (CARPE) (Check Location)
Bring your Raspberry Pi, Arduino, microcontroller, or any other electronic project and join fellow electronics makers for a night of creativity and collaboration! This session is open forum to share your current projects—whether complete or in progress, it’s all interesting! Whether you’re deep into embedded systems, exploring new ideas, or just getting started, you’ll find a welcoming space to collaborate, share, and get inspired. **New to electronics or curious about tinkering?** You’re absolutely welcome. If you’re a beginner and want to experiment, I’ll have a couple of starter kits available so you can try things out—whether that’s blinking your first LED, putting something on a display, or experimenting with simple sensors. No pressure and no experience required—just an interest in learning and building. While we continue to pursue a more permanent venue for this Meetup, we’ll be using public library facilities based on availability.
Alum Creek Trail Hike
Alum Creek Trail Hike
Join us for a 2.4 mile hike along the Alum Creek Trail south from Casto park to Strawberry Farms park and back. This is a fully paved flat trail along Alum Creek. Come and enjoy a great hike with us!
Columbus Medical Marijuana Meetup 6/30/26 - Network/Learn/Celebrate/Mix/Chill
Columbus Medical Marijuana Meetup 6/30/26 - Network/Learn/Celebrate/Mix/Chill
Our next much-awaited **COLUMBUS** meetup is **Tuesday June 30th from 7-10 pm EST at ACE OF CUPS**. Meet patients, cultivators, processors, dispensary managers/staff, physicians, home growers, educators, activists, nonprofits, artists, attorneys, business owners, writers, students, and supporters to network, share our knowledge, collaborate, support each other and make new ones! Hope you will be there too! Save the date and pass the word. **Please RSVP** so we know who is coming and how many to expect. Find us to say hi and we will introduce you to others. We should be easy to spot. (The happy-looking group wearing cool nametags! See photos from our past events.) Sign in, grab a name tag, start your own bar/food tab, meet old friends and make new ones! Everyone is welcome. SEE YOU THERE!
Level One Tuesdays (Bachata & Salsa Dance Lessons)
Level One Tuesdays (Bachata & Salsa Dance Lessons)
Click Here For More Videos: https://www.facebook.com/share/r/17bwkttXhV/ *********************************** Salsamante Dance Academy will be at Swerve Every Tuesday Night to share the Rhythm & Energy of Bachata & Salsa. These are Beginner Level lessons to get you comfortable and understand the two dances. Spread the Good News to all. Swerve Dance & Fitness Complex 640 Lakeview Plaza Blvd A, Worthington, OH 43085 Bachata 7pm-8pm Salsa 8pm-9pm $15 - One Lesson $20 - Both Lessons
Wolf’s Ridge at Worthington Inn
Wolf’s Ridge at Worthington Inn
Let’s try the newly resurrected Worthington Inn which is being run by Wolf’s Ridge. Check out the menu: https://www.worthingtoninn.com/ Reservation is under Suzie Rao
Omnipresent Atheists Weekly Meetup
Omnipresent Atheists Weekly Meetup
Jimmy V's Grill & Pub in Grandview Heights. You are responsible for your own meal/drinks. We usually don't have any agenda other than eat, drink and talk. :) If the weather is nice we will be on the back patio, otherwise we are in the cigar room. This group has been meeting every Tuesday evening for over a decade. Many attendees do not RSVP on meetup. Please don't let the small number here discourage you. Anyone/everyone is welcome to come. We'd love to have you join us. COTA bus #5 comes to W. 5th and Wyandotte Rd. And it's a minute walk to the restaurant.
Tuesday evening Meetup
Tuesday evening Meetup
Hi Group! This is the first of our special Tuesday evening meetups! The goal is to host these once or twice a month and in various locations. Please note, that if there are no RSVP’s by the morning of the event, I will cancel.

Computation Events This Week

Discover what is happening in the next few days

DoJo (Informal Python Meeting)
DoJo (Informal Python Meeting)
**Latest Dojo Location!** **Knotty Pine Brewing** 1765 W 3rd Ave, Columbus, OH 43212 We're going to try a new dojo location for a few weeks and see how it works Dojos are informal Python group study sessions where everyone interested in Python gathers to learn about Python, help others with Python, or just hang out. Everyone is welcome from Python beginners to experts. Bringing a laptop is encouraged (we'll have extension cords and power strips). If there's something you want to learn leave a comment on this invite so we can plan ahead. We're looking for speakers for our Monthly Meetups! Fill out the form if you are interested in presenting to the Python Community. https://forms.gle/ehSfUAC2WgR34Crq9
Columbus Comedy Improv Meetup at Gresso's!
Columbus Comedy Improv Meetup at Gresso's!
Whether you've never done improv before, or you've done it for so long you were quoted in *Truth in Comedy*, or anywhere in between, come join us! Swing by *Gresso's* for the **Columbus Improv Comedy Meetup**! The idea behind improvised comedy is to create entire scenes from scratch. A suggestion is taken from the audience and laughter is built on the spot. This can be done in game form, like *Whose Line Is It Anyway, Make Some Noise,* or *Wild 'n Out*; it can also be done in a longer way, to tell a complicated story, like *TJ & Dave*. Our meetup, which is central Ohio's longest running (and FREE!) weekly comedy event, brings the games for you to play in a safe, supportive, and compassionate environment. Afterward, many members will hang out in *Gresso's* itself and get to know each other. Not only is this a lot of fun, but you get to work on thinking faster on your feet, your public speaking, plus it's an excellent way to meet new people and build relationships that will last a lifetime, and you do that while laughing your butt off! Ask yourself if you want to join the **Columbus Improv Comedy Meetup**, and say "*Yes, And*" that you'll have a blast!
CAPA Summer Movie: PRETTY WOMAN at the Ohio Theatre!
CAPA Summer Movie: PRETTY WOMAN at the Ohio Theatre!
Join us as we get together for a CAPA Summer Movie event to see the romantic, funny, heartwarming, feel-good classic, PRETTY WOMAN! Julia Roberts and Richard Gere star in this modern-day fairy-tale romance! Here’s a description, trailer and plan for this event: DESCRIPTION: A wealthy corporate raider hires a Hollywood escort as his date for a week of high-society business events. But what starts as a business transaction blossoms into genuine love, challenging both of their lives and leading to an unexpected romance. The film is directed by Garry Marshall and stars Richard Gere, Julia Roberts, Héctor Elizondo, Ralph Bellamy (in his final performance), Laura San Giacomo and Jason Alexander. MINI TRAILER: [https://www.youtube.com/watch?v=K-JghOdhAwc](https://www.youtube.com/watch?v=K-JghOdhAwc) SHORT BONUS CLIP #1 - DIRECTOR GARRY MARSHALL Recalls Famous Scenes from the Film: [https://www.youtube.com/watch?v=HpIMOzieGPs](https://www.youtube.com/watch?v=HpIMOzieGPs) SHORT BONUS CLIP #2 - RICHARD GERE on the Film’s Impact all these years later: [https://www.youtube.com/watch?v=O0T3O94dAA8](https://www.youtube.com/watch?v=O0T3O94dAA8) SHORT BONUS CLIP #3 - JULIA ROBERTS Remembers a Gift from Director Garry Marshall: [https://www.youtube.com/watch?v=pJ4AZSjbMsA](https://www.youtube.com/watch?v=pJ4AZSjbMsA) BUZZ & ACCLAIM: A huge box office hit at the time of its release, PRETTY WOMAN has since gone on to become a modern-day classic! The film catapulted Julia Roberts to superstardom and earned her a Golden Globe for Best Actress and her first Oscar nomination! Critics praise Julia Roberts’ star-making performance, the undeniable chemistry between her and Richard Gere, and its warm, funny feel-good story about kindness, self-worth and transformation! The film’s “intelligence and wit,” “first-class performances” and “sharp, funny script” have made Pretty Woman a classic and truly “something special!” THE OHIO THEATRE: The Ohio Theatre is located at 39 E. State Street, between 3rd and High Streets, across the street from the Ohio Statehouse. From classical music to modern dance, yearly family traditions to hot concerts, the world’s best artists come to the 2,791-seat, historic Ohio Theatre. The breathtaking details (including the 21-foot-high chandelier!) of its opulent, Spanish-Baroque architecture make any night at the Ohio Theater an event to remember! PRE-SHOW ENTERTAINMENT: Now celebrating his 33rd year as featured organist for the CAPA Summer Movie Series, Clark Wilson will again provide pre-show entertainment at the keyboards and controls of the Ohio Theatre’s treasured “Mighty Morton” theatre organ 30 minutes prior to each screening. PARKING: Parking is available at Columbus Commons Parking Garage off 3rd or Rich Streets or in Statehouse Parking Garage off 3rd Street. You can find out more about parking in Downtown Columbus by visiting the Downtown Columbus website. PLAN: Purchase your ticket for the 7:30pm showing and we’ll meet outside the theater between 6:50 and 7:00pm. We’ll head in at 7pm to get good seats and enjoy the pre-show organ music! TICKETS: Tickets just $6 adult / $5 senior! Parking is available under the Capital building, in the nearby garage, or on the nearby streets. You can purchase your ticket at the box office on the day of the event or online here: [https://www.capa.com/capa-summer-movie-series/](https://www.capa.com/capa-summer-movie-series/) Look forward to seeing you there, Dan
COUNT RMH Housewarmer Volunteering (Ronald McDonald House)
COUNT RMH Housewarmer Volunteering (Ronald McDonald House)
Some trained COUNT volunteers work together once a month at RMH (http://www.rmhc-centralohio.org/volunteer.php) as Housewarmers (usually on the 1st Sunday from 1 – 5 PM). Some schedule other shifts at their convenience. You may try this out with less fuss by following a "Fast track" or go through the normal process. Fast track • Arrange a time to shadow a COUNT volunteer. Call Dave Nohle at 614-268-9558 (cell). • Show up and try it out. • Complete application, etc. later. Normal process • Complete an online application (http://rmhc-centralohio.org/volunteer/). • Attend orientation in advance. • At orientation you will complete forms agreeing to keep family/patient info private and allowing a background check and tour the facility. • Complete one training shift. Daily shifts are: morning 9 AM - 1 PM, afternoon 1 - 5 PM and evening 5 - 9 PM. • Schedule shifts online using the on the RMH scheduling system (http://www.volgistics.com/ex/portal.dll/?FROM=32895). The Ronald McDonald House (RMH) provides housing and meals for families with sick children. The Columbus RMH is the largest in the world with 137 rooms. COUNT has been volunteering there since May 2014. Housewarmers work with RMH guests to provide a home-like environment - greet, assist with family needs, answer phones, give tours, assist with checkin/checkout, prepare guest rooms after checkout, clean facility, laundry, restock supplies and staff the front desk. RMH Housewarmers volunteer at least one four-hour shift a month. All Housewarmers must complete an application and agree to a background check before they can be full fledged volunteers.
Volunteer Opportunity
Volunteer Opportunity
Open Shelter has teamed up again with Red White and Boom! Friday, July 3rd & we are looking for volunteers to run the event’s alcohol booths. Proceeds from sales go to the Open Shelter’s organization. There are two available shifts: 12-6p & 5-11p. There will be an ipad-like device to process transactions in addition to cash. Everything will be in bottles or cans, so transactions should be very easy. Must be 21+. There are multiple beverage stations along the Civic Center Bridge. The stations are covered and also have beverage trucks next to them, so volunteers can cool off in the trucks. As far as parking, it is suggested those who are coming from the east use the Columbus Commons Garage, and those from the west use the Belle Street Garage. Harry from the Open Shelter will be your contact. (614)562-2169 mailto:harry@theopenshelter.org More information about the event: https://redwhiteandboom.org/ More information about the organization: https://theopenshelter.org/
Watching the Doo Dah Parade
Watching the Doo Dah Parade
Beginner and Intermediate Salsa Dance Classes with Todd Smith!
Beginner and Intermediate Salsa Dance Classes with Todd Smith!
**✅ Salsa Wednesdays with Todd Smith!** **👉 Beginner Salsa Class** **$15 In Advance / $20 At the Door** 7:00 pm – 7:15 pm … Registration 7:15 pm – 8:15 pm … Beginner Class **👉 Intermediate Salsa Class** **= $15 In Advance / $20 At the Door** 8:15 pm – 8:30 pm Registration 8:30 pm – 9:30 pm Intermediate Class **👉 If You Take Both Salsa Classes** **= $25 In Advance / $35 At the Door** **👉 Buy Advance Tickets Now at:** https://columbussalsadancing.com/salsa-wednesdays-dance-class-tickets/ **👉 Questions? Text Todd @ (614) 774-8146**

Computation Events Near You

Connect with your local Computation community

Azure CBUS July
Azure CBUS July
Want to be a speaker? submit your talk to our Call for Presenters!!! https://sessionize.com/azure-cbus-2026/
Stop Guessing: How to Measure and Improve LLM Outputs
Stop Guessing: How to Measure and Improve LLM Outputs
Most people use LLMs by feel: ask a question, read the answer, decide whether it “seems good,” and move on. That works for casual use. It does not work when you are building software, automating workflows, writing important documents, or relying on AI for anything that needs to be repeatable. In this talk, we’ll look at how to improve and evaluate the inputs and outputs of LLMs using practical measurement techniques. We’ll cover how prompt changes affect results, how to compare outputs, how to build simple evaluation sets, and how math-based methods like similarity scoring can help you move beyond guesswork. This will be beginner-friendly, so even if you don't know anything about AI, you should get something out of it. However, this will be a little more technical than our intro talks. You do not need to be an AI researcher, but programmers and technically curious attendees will get a lot out of it. We’ll cover: * Why “it looks good” is not enough * How to improve prompts by changing the input, context, and constraints * How to compare LLM outputs more systematically * Basic evaluation techniques for accuracy, consistency, and usefulness * How embeddings, cosine similarity, and scoring can help evaluate results * Where automated evaluation works — and where humans still need to stay in the loop By the end, you’ll have a practical mental model for treating LLMs less like magic and more like systems you can test, measure, and improve. LOGISTICS AND PARKING: The talk starts at 7:00 PM. The first half hour is reserved for everyone to get set up and mingle. Free pizza and drinks! The cheapest parking option is to find street parking, which will only cost you a few bucks. Otherwise, park in the nearby veteran's museum lot for $8. It's highly recommended you avoid the nearby $15 garage parking.
The Non-competitive Tennis Partner Program
The Non-competitive Tennis Partner Program
We connect you with up to 30 Men or Women tennis partners close to your PLAYING REGION and skill level. This program is less competitive, no champions crowned, no league standings just dedicated tennis partners who want to meet up with you on the courts. Players will meet up to play a tennis match or just to hit around. Just go through the [Join Page](https://www.tenniscolumbus.com/partner-program) to enter this program. [https://www.tenniscolumbus.com/partner-program](https://www.tenniscolumbus.com/partner-program)
IxDA Chat n Pancakes
IxDA Chat n Pancakes
You can sleep in on the Sesquicentennial (observed), we’re shifting to the following Friday. But join the local UX community for a chat and some biscuits to catch up. If you were in CA for Figma Config, tell us all the lines and you can tell me how I can animate an SVG without coding it by hand, and why I’d even want to. Thanks to the team at Nationwide of supporting the group.
AWS Columbus User Group - Topic to be announced
AWS Columbus User Group - Topic to be announced
Topic to be announced. **CALL FOR SPEAKERS** Learn more: https://www.awscolumbus.com/get-involved/ **THANK YOU** *VEEAM* for hosting our meetup! To learn more about *Veeam*, please visit their website: https://www.veeam.com/ **DIRECTIONS** 8800 Lyra Dr #450 · Columbus, OH go to 4th floor. **Want to sponsor the pizza and/or bar tab?** Please contact me if you would like to sponsor this meetup's pizza and/or bar tab: angelo@mandato.com
Cocoaheads
Cocoaheads
We have moved to guild.host. Look us up there. https://guild.host/events/buckeye-cocoaheads-rcavwd
BeComing Circle Initiates
BeComing Circle Initiates
http://photos2.meetupstatic.com/photos/event/2/a/9/6/600_348310902.jpeg Instructor - Crow, HPS Class fee is $30 at the door or approved exchange RSVP with Advance pay of $25 (discounted) by PayPal on the web or by contacting Enchanted Elements (614) 437-2642. Reservations made directly to Enchanted Elements will be added to the class list manually not online. Private Instruction ~ Closed to the Public ~ Initiated Members Only Please come prepared for ritual. Blessings ~ Crow