Treehouse | Community | IO

You found it first ⚡ 50% off any plan for 6 months, exclusive to new subscribers for a limited time only.

Join the Treehouse affiliate program and earn 25% recurring commission!

✨ Earn college credits in Cybersecurity, JS, HTML, CSS and Python

🌟 Dreaming of a bright future? 🎓 Ask about the Treehouse Scholarship program! 🚀

Newest
- Newest
- Active
- Unanswered
- Featured
All Topics

Amen Machewu
607 Points
I typed in the console.printf("First Name: %s", firstName); code but it's saying make sure to call the printf method

Posted July 14, 2025 1:52pm by Amen Machewu

Amen Machewu
607 Points
2 Answers
Ishana Saripalli
212 Points
I don't understand how there is a syntax error here

Posted November 25, 2024 1:02am by Ishana Saripalli

Ishana Saripalli
212 Points
1 Answer
William Biggerstaff
303 Points
PLZ HELP IO intro lesson java

Posted February 21, 2023 5:19pm by William Biggerstaff

William Biggerstaff
303 Points
1 Answer
icedcoffee91
3,752 Points
Io excercise

Posted September 14, 2022 4:48am by icedcoffee91

icedcoffee91
3,752 Points
1 Answer
Gabriel Rutois
197 Points
Using the console's printf method, display a message that says, "First name: ", followed by the first name that the user

Posted August 30, 2022 8:08pm by Gabriel Rutois

Gabriel Rutois
197 Points
1 Answer
Shari Cassidy
202 Points
I am getting the error, "Bummer: Ensure you put the string formatter `%s` in your format string" but I do have the "%s"

Posted February 28, 2022 9:42pm by Shari Cassidy

Shari Cassidy
202 Points
1 Answer
Michael Diawuoh
3,232 Points
Using the console's printf method, display a message that says, "First name: ", followed by the first name that the user

Posted February 14, 2022 9:27pm by Michael Diawuoh

Michael Diawuoh
3,232 Points
1 Answer
Jonika Muhammad
3,684 Points
neDeclare a variable that is named the camel-cased version of "first name". Store the user's first name into thised help

Posted January 20, 2022 6:06pm by Jonika Muhammad

Jonika Muhammad
3,684 Points
1 Answer
Roderick Devonish
549 Points
i keep getting this error but im doing everything like instructed,Ensure your format string contains the required text `

Posted November 2, 2021 3:44pm by Roderick Devonish

Roderick Devonish
549 Points
1 Answer
Javier Perez Narvaez
15,007 Points
Problem with Console Java

Posted August 28, 2021 3:11am by Javier Perez Narvaez

Javier Perez Narvaez
15,007 Points
1 Answer
angilen pineda
2,706 Points
Using the console's printf method, display a message that says, "First name: ", followed by the first name that the user

Posted July 21, 2021 9:46am by angilen pineda

angilen pineda
2,706 Points
1 Answer
Ji-Yeong Kim
223 Points
What am I missing of this task?

Posted June 19, 2021 1:23am by Ji-Yeong Kim

Ji-Yeong Kim
223 Points
1 Answer
Stacey Simpson
2,513 Points
Console printf method

Posted May 30, 2021 6:00am by Stacey Simpson

Stacey Simpson
2,513 Points
1 Answer
ryan backert
75 Points
What did I do wrong

Posted March 26, 2021 10:57pm by ryan backert

ryan backert
75 Points
1 Answer
ryan backert
75 Points
I do not see what I am doing wrong ?

Posted March 26, 2021 10:35pm by ryan backert

ryan backert
75 Points
1 Answer
CHRIS AJAYI-OBE
2,765 Points
HOW CAN I SAVE MY PROGRESS WHEN WORKING ON THE CHALLENGE TASKS?

Posted December 7, 2020 12:09am by CHRIS AJAYI-OBE

CHRIS AJAYI-OBE
2,765 Points
2 Answers
Mavetjiua Haimbodi
566 Points
Console.printf

Posted October 21, 2020 6:20pm by Mavetjiua Haimbodi

Mavetjiua Haimbodi
566 Points
1 Answer
Amanda Guerra
306 Points
What does this error mean? "Did you forget to pass the `firstName` parameter to the printf function?"

Posted September 29, 2020 12:54am by Amanda Guerra

Amanda Guerra
306 Points
1 Answer
bishi andrew mhazo
574 Points
console.printf

Posted September 17, 2020 6:35pm by bishi andrew mhazo

bishi andrew mhazo
574 Points
1 Answer
Azure Mora
305 Points
I am confused, I am following the prompt, given the examples provided and it continues to say it is an illegal start

Posted September 17, 2020 4:25am by Azure Mora

Azure Mora
305 Points
1 Answer
PLUS

alan alhamid
Courses Plus Student 114 Points
Using the console's printf method, display a message that says, "First name: ", followed by the first name that the user

Posted September 10, 2020 11:41pm by alan alhamid

alan alhamid
Courses Plus Student 114 Points
1 Answer
PLUS

alan alhamid
Courses Plus Student 114 Points
Declare another variable, naming this one the camel-cased version of "last name". Use console.readLine to store the user

Posted September 10, 2020 9:44am by alan alhamid

alan alhamid
Courses Plus Student 114 Points
0 Answers
August Erisman
100 Points
How do I do this section I don't know what this is telling me to do.

Posted August 26, 2020 9:47pm by August Erisman

August Erisman
100 Points
1 Answer
Sarah Hermansen
251 Points
Computer won't read console.readLine code. Am I doing this right?

Posted August 4, 2020 9:17pm by Sarah Hermansen

Sarah Hermansen
251 Points
1 Answer
michael anane
542 Points
Do not forget to use camel case for lastname

Posted August 1, 2020 9:36pm by michael anane

michael anane
542 Points
0 Answers
PLUS

Scott Seward
Courses Plus Student 1,524 Points
I keep getting the following error message: Did you forget to pass the `firstName` parameter to the printf function?

Posted July 23, 2020 8:06am by Scott Seward

Scott Seward
Courses Plus Student 1,524 Points
1 Answer
jacob matthews
794 Points
How do i use console.printf to display a message that says, "First name: "?

Posted July 15, 2020 3:52pm by jacob matthews

jacob matthews
794 Points
1 Answer
Tiffany Der
556 Points
"Ensure you put the string formatter `%s` in your format string" quiz question #3. how do I put this into syntax?

Posted June 26, 2020 2:19am by Tiffany Der

Tiffany Der
556 Points
1 Answer
vijaybommisetti
1,138 Points
I'm confused on this question what is it asking?

Posted June 14, 2020 1:50am by vijaybommisetti

vijaybommisetti
1,138 Points
1 Answer
kunal grover
39 Points
Using the console's printf method, display a message that says, "First name: ", followed by the first name that the user

Posted June 12, 2020 9:36pm by kunal grover

kunal grover
39 Points
1 Answer

Prev Page 1 of 18 Next

Posting to the forum is only allowed for members with active accounts.
Please sign in or sign up to post.