iOS

Xcode

Show Xcode app / build version

xcodebuild -version

Show installed SDK versions

xcodebuild -showsdks

Install command line developer tools

xcode-select --install

Show selected command line tools

xcode-select -p

Reset to default command line tools path

xcode-select --reset

Switch selected version

sudo xcode-select -s /Applications/Xcode<xxxx>.app

List available developer tools (location via xcode-select -p eg. Xcode)

ls -l /Applications/Xcode.app/Contents/Developer/usr/bin/

Xcode launch helper (command line tool for opening Xcode documents)

xed

Simulator

Open simulator app

open -a simulator

Open simulator app (direct path alternative)

open /Applications/Xcode.app/Contents/Developer/Applications/Simulator.app/

Gestures

• Position touch gesture points using OPTION / SHIFT

• Engage touch by pressing (eg. click and hold mouse / trackpad)

Show touch gesture UI (scale distance between touches with mouse / trackpad)

OPTION

Show touch gesture UI and move touches at set scale (release shift to adjust scale distance)

OPTION then SHIFT

Toggle touch gesture UI to remain active with being engaged

OPTION then SHIFT (then RELEASE)

Re-engage SHIFT to move touch points and hold OPTION to adjust scale distance

Simulator Commands

Show xcrun simulator commands

xcrun simctl help

Show list of simulators (Sample device ID: 12AB3C4D-A12B-12A3-12AB-A12B34C5678D)

xcrun simctl list

Get device ID for booted simulators

xcrun simctl list | grep -i booted

Boot / shutdown simulator device ID

xcrun simctl boot <device-id>
xcrun simctl shutdown <device-id>

Install IPA to Simulator

Rename from ipa to .zip and unzip

mv YourApp.ipa YourApp.zip
unzip YourApp.zip

Install via xcrun to the booted device or specified device ID

xcrun simctl install booted path/to/Your.app
xcrun simctl install <device-id> path/to/Your.app

iOS Development Bridge (idb)

• https://fbidb.io/

Install

brew install facebook/fb/idb-companion
pip install fb-idb

If fb-idb fails to install globally use --user install and add user location to path

pip install fb-idb --user

List current simulators (shows device udid)

idb list-targets

Load simulator

idb boot <udid>

Shut down simulators

idb shutdown <udid>

Simulator Logs

Show iOS simulator app crash logs

• Open Console.app

• Navigate to "Diagnostic Reports"

Manual logs will show in Console.app when viewing the related simulator from "Devices"

NSLog(@"...");

Open system log from simulator (Shortcut: CMD + /)

Debug -> Open System Log...

SDK Configuration

Show current iPhone OS SDK path

xcrun -k --sdk iphoneos --show-sdk-path

When no SDK is selected switch Xcode versions

sudo xcode-select --switch /Applications/Xcode.app

Cocoapods

Install cocoapods

brew install cocoapods

Check pod version

pod --version