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Ask questions and get answers on the 100 Days of Swift.

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SOLVED: Why Array unwrapping is not needed

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1687

Aug '22

Optionals Summary Quiz: Why doesn't this function need "guard let"?

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881

Jul '22

Is 0 a Double?

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1940

Jul '22

Day 11: Protocols and Extensions Summary Quiz --- Can a struct inherit from a protocol?

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1529

Jul '22

Questions on the 'Access Control' lesson for 100DaysOfSwift present contradictory solutions

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2051

Jul '22

SOLVED: Day 20: Project 2, Part 2 - Problem with Monoco Flag

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920

Jul '22

SOLVED: Checkpoint 4 - How can I check if number's data type is an Int?

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1221

Jul '22

Day 83 - Project 25 MultipeerConnectivity

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7783

Jun '22

Day 54: Challenge Two

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584

Jun '22

Array or Set using keypairs

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934

Jun '22

Project 6 challenges troubles

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5224

Jun '22

Project 1: Detail View Title bar is not displaying correctly

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856

May '22

Inner shadow to top UIView

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811

May '22

SOLVED: Project 7 - Day 35: Filtering Petitions

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1001

May '22

SOLVED: Project 2 - BorderWidth creates a padding between image and borderlayer

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1065

Apr '22

SOLVED: Day 6: Closures Why I don't need to call the closure with a parameter name?

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1416

Apr '22

Project one Using swift 5.6

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960

Apr '22

Out of Bounds Error on Project 8: Swifty Words

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665

Apr '22

Project 2: Adding US flags to buttons has unexpected behavior

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805

Apr '22

SOLVED: is there repository of all country flags for Guess The Flag game?

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3170

Mar '22

Project 5 Find Bug Challenge

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4873

Mar '22

Day 73 - Project21 - Challenge - Triggering Local Reminder 24hrs later

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Mar '22

SOLVED: Day 19 (Designing your layout)

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Mar '22

Suggestion for next revision of all videos

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510

Feb '22

SOLVED: Day 16 (Designing our interface)

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869

Feb '22

Day 3: Switch statements.

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703

Feb '22

Project 10

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5254

Feb '22

Comparison operators

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655

Feb '22

milestone 7-9

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980

Feb '22

day 53 - Saving to the iOS photo library - how to pass data to selector?

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763

Feb '22

SOLVED: Day 7 returning the closure from the function

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1350

Jan '22

SOLVED: Day 33: Project 7: getting "[boringssl] boringssl_metrics_log_metric_block_invoke(144) Failed to log metrics" error

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Jan '22

day 10 classes (Mutability)

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853

Jan '22

Day 5 (3. Returning values)(optional)

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1079

Jan '22

Day 17 - how to close the keyboard on tap anywhere on the screen

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700

Jan '22

Day 17 - formatting numbers in Text and TextField in custom locale

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1438

Jan '22

day 2 (sets & arrays)

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1316

Jan '22

day 2 dictionary (default value)

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Jan '22

SOLVED: project 3 code problem in codex13

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712

Jan '22

Project 33 - What's that Whistle / CloudKit error

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969

Jan '22

Project 10 challenge 2. Need a bit of help! Capturing error message [Camera] fail to read exposureBiasesByMode dictionary: Error

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1784

Jan '22

SOLVED: Day 28, Project 5: isPossible() does not fail when reusing letters

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999

Dec '21

Day 44, Project 10, Challenge 1

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571

Dec '21

Xcode 13.2 and autocompletion

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737

Dec '21

Day 15 of 100 Day Challenge

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583

Dec '21

SOLVED: Project 22 - blinking background color

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2572

Dec '21

SOLVED: Project 1, DetailViewController does not load (SOLVED)

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3127

Dec '21

Project 4: How do I solve challenge 3?

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2145

Dec '21

SOLVED: Project 4, Challenge 2

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2059

Dec '21

SOLVED: whether this is a trailing closure?

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1539

Nov '21

Day9 - access control - test

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644

Nov '21

Consolidation 3: Create ShoppingList App got logic error on create new item (with section) -> it was duplicated

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510

Nov '21

SOLVED: project 5: whats the problem with strong reference cycling? it still works..

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705

Nov '21

SOLVED: project 4: swipe left to go back not working

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5176

Oct '21

Day 54 | Project 13 Challenge 1

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1319

Oct '21

Day 1

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1045

Oct '21

Project 2: how to adjust custom high res image size to button? its too big(screenshots attached)

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2263

Oct '21

day 23 removing @3x.png

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646

Oct '21

Project 19 Extension not showing in share sheet

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3809

Oct '21

day 18: challenge 3, i used Switch/Case to change title, it worked but is it ok?

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636

Oct '21

SOLVED: Whitehouse Petitions Project 7: Cannot parse

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2149

Oct '21

SOLVED: day 16 - why function arguments not used within its body?

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704

Oct '21

day 16- designing our interface, autocomplete not working with "numberof.."

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693

Oct '21

SOLVED: day 15: optional downcasting in array

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1208

Oct '21

Project 5 and Project 14 - My extension to these projects.

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566

Oct '21

SOLVED: day 12 - optionals summary-test 11,q6. guard //without the let

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1616

Oct '21

SOLVED: day 12-optional chaining test q6 - code correct on test but error on Xcode

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1067

Oct '21

SOLVED: day 9 test q6 - access control with private property

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732

Oct '21

Project 11 Challenge 3. Hi did someone figured out how to remove those boxes when they're hit by balls?

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1696

Oct '21

Day 9 - test,q6, struct types as an array?

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929

Oct '21

SOLVED: Day 7:Closures Part 2;Advanced Test Q.6... places[$0, default: 0] += 1 //??

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611

Sep '21

SOLVED: Assistant Editor Doesn't Show me any class except my viewController

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8089

Sep '21

SOLVED: day 5: For variadic func, can i assign nil to its parameter name if nothing is passed to it?

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1276

Sep '21

SOLVED: Day 4- why cant declare range 1...10 as Int type?

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3325

Sep '21

Just a heads up for Project 10 regarding the UI

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943

Sep '21

Day 84 | Project 25 | Challenge #1: Lesson learned -> never update UI outside main thread

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1313

Sep '21

Project 1 (Storm Viewer) - large image title overlaid on image, not contained in navigation bar

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2507

Sep '21

Project 9 | Day 40 | Challenge 2 | Is it good practice to mix performSelector and DispatchQueue?

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1867

Sep '21

Day 83, Day 84: Suggest fix for Project 25 code not letting you connect to another hosting peer

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2169

Sep '21

Project 12: Challenge 1 - Save how many times shows image.

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1279

Aug '21

Project 7, Day 1 - No parsed data shown

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Aug '21

Day 7 is done and I need to come back again later

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605

Aug '21

Day 6 was not easy for me!

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662

Aug '21

Day 5 with small difficulties

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593

Aug '21

Day 4 with some difficulties

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587

Aug '21

Day 3 is done

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603

Aug '21

Day 2 is done

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633

Aug '21

SOLVED: Why do the "100DaysOfSwift" if there is "100DaysOfSwiftUI"?

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Aug '21

Project 12: Challenge 2 - Score save.

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1114

Aug '21

SOLVED: Day 58: Animation not working when UIImagePickerController sourceType is camera

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Aug '21

Day 74 Challenge - Solved

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Jul '21

Using Xcode version 12, and can't follow the videos

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747

Jul '21

Project 19 | Day 69 | Challenge 2: User defaults and URL host property.

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837

Jul '21

100 Day's of Swift

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716

Jul '21

Unwrap: Array of Terries

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Jul '21

Project 12 challenge 2 Hi all did someone of you guys manage to solve this?

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669

Jun '21

Day 44, Project 10, challenge 1: How to delete a person's image?

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Jun '21

SOLVED: Switch statement

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1451

Jun '21

Hi can someone help me out with Project 12 with challenge 2 please! I'm stuck here.

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1249

Jun '21

Hello World!

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1194

Jun '21

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