Going Back to a Previous Git Commit in Xcode

March 12th, 2018

Filed under: Version Control, Xcode | Be the first to comment!

Something that can happen to you when using version control is you commit a change to the version control repository, realize you made a mistake, and want to go back to an earlier commit. How do you do this in Xcode? Xcode provides no direct way to go back to an earlier commit. What you […]


Xcode 9: Adding Your Project to GitHub

February 21st, 2018

Filed under: Version Control, Xcode | Be the first to comment!

Before Xcode 9, setting up your project to work on GitHub involved a lot of work. You had to login to GitHub, create a repository, go back to your Mac, launch the Terminal application, navigate to your project directory, and run multiple git commands. Xcode 9 makes working with GitHub much easier. You can add […]


Xcode 9: Locating dSYM Files in Instruments

December 11th, 2017

Filed under: Instruments | Be the first to comment!

Xcode 9 changed the way you locate a dSYM file if you’re seeing memory addresses instead of function names in the call tree view. Now you choose File > Symbols to locate the dSYM file. Select the app you’re profiling on the left side of the sheet. Click the Locate button to find the dSYM […]


Xcode 9: Activity Monitor Instrument Changes

November 27th, 2017

Filed under: Instruments | Be the first to comment!

In Xcode 9 Apple removed the recording configuration options for the Activity Monitor instrument. The replacement is summaries for the system CPU usage, system memory usage, system disk activity, and system network activity. You can access these summaries from the jump bar.


Xcode 9: Undefined Behavior Sanitizer

October 5th, 2017

Filed under: Xcode | Be the first to comment!

Xcode 9 adds the Undefined Behavior Sanitizer. Undefined Behavior Sanitizer detects undefined behavior in your code, specializing in checking unsafe constructs in C, C++, and Objective-C code. Undefined Behavior Sanitizer is turned off initially. You must enable it in your scheme. Select the Run step in the scheme and click the Diagnostics button at the […]