macos-sierra

问题 I work on a MIDI-based project in Java and struggle to refresh the list of Midi Devices. As far as i know MidiSystem.getMidiDeviceInfo(); should give me an Info[] Array. Nothing happens for me however. The Objects inside the Array stay the same when new devices are plugged in or out and so is it's length. Searching Stackoverflow brought me to this 6 year old question. One of the comments suggests, that being on OSX/macOS might be the issue. I haven't tried my program on Windows or Linux yet,

问题 I have installed XQuartz on my machine using homebrew and then I restarted my machine, when I try to use the fix() command in RStudio I get the following error > College=read.csv("College.csv",header=T,na.strings ="?") > fix(College) Error in edit.data.frame(get(subx, envir = parent), title = subx, ...) : X11 is not available When I try to the following in terminal it works as expected. How can I make the same command work in RStudio 回答1: Putting this as an answer in case other find this.

问题 Using the new Xcode 8 GM build on the GM of macOS Sierra, I've recompiled a Qt 5.7 C++ project and I'm getting the following error message when trying to launch the app: Reason: no suitable image found. Did find: /path/to/my/lib/libio_core.dylib: malformed mach-o image: symbol table underruns __LINKEDIT This doesn't occur on debug builds, only release. Does anyone have an idea as to what this means and how to go about fixing it? Update: This actually has nothing to do with Xcode 8. Building

问题 Using the new Xcode 8 GM build on the GM of macOS Sierra, I've recompiled a Qt 5.7 C++ project and I'm getting the following error message when trying to launch the app: Reason: no suitable image found. Did find: /path/to/my/lib/libio_core.dylib: malformed mach-o image: symbol table underruns __LINKEDIT This doesn't occur on debug builds, only release. Does anyone have an idea as to what this means and how to go about fixing it? Update: This actually has nothing to do with Xcode 8. Building

问题 Using the new Xcode 8 GM build on the GM of macOS Sierra, I've recompiled a Qt 5.7 C++ project and I'm getting the following error message when trying to launch the app: Reason: no suitable image found. Did find: /path/to/my/lib/libio_core.dylib: malformed mach-o image: symbol table underruns __LINKEDIT This doesn't occur on debug builds, only release. Does anyone have an idea as to what this means and how to go about fixing it? Update: This actually has nothing to do with Xcode 8. Building

问题 Using the new Xcode 8 GM build on the GM of macOS Sierra, I've recompiled a Qt 5.7 C++ project and I'm getting the following error message when trying to launch the app: Reason: no suitable image found. Did find: /path/to/my/lib/libio_core.dylib: malformed mach-o image: symbol table underruns __LINKEDIT This doesn't occur on debug builds, only release. Does anyone have an idea as to what this means and how to go about fixing it? Update: This actually has nothing to do with Xcode 8. Building

问题 I can't sign apps on macOS 10.12.4 when I trying to run a project on xcode I get error: The specified item could not be found in the keychain. clearing keychain not fixing anything can you help please ? 回答1: I ran into the same problem. In my case the cause was a VPN auth token (SafeNet) that I had plugged into a USB port. When I removed it, suddenly the code signing worked again. It seems that the code signing process had some trouble (timeout?) accessing the keychain. So the hint is: remove

问题 I've got an app that uses a Toolbar in a NSWindow. I don't want users to be able to customize this toolbar for aesthetic reasons. In Sierra there's a new Menu option that gets inserted into "Menu > View" called Show Tab Bar . How do I disable this? Enabling it only seems to increase the tool bar's height as I don't have extra labels showing under the icons. 回答1: You can also do this on IB, on the Window’s attributes inspector 回答2: On 10.12, you need to now set the following when the window is

问题 Closed. This question is off-topic. It is not currently accepting answers. Want to improve this question? Update the question so it's on-topic for Stack Overflow. Closed 8 days ago . You may know that windows server VPN often can run on SSTP. Connecting from Windows 10 is pretty easy, but if you have to work remotely from your personal Mac? Mac OS does not support SSTP VPN out of the box. 回答1: Below is short instruction what to do if you want to connect Windows SSTP VPN from MacOS

问题 How can I remove cached software update in macOS? I assume downloaded files are corrupted (after restart the software update is stuck for hours), and would like to re-download it again. 回答1: cd $TMPDIR/../C/com.apple.appstore rm -rf * You can also try to download update from here: https://support.apple.com/kb/DL1941?viewlocale=en_US&locale=en_US And re-run it. 来源： https://stackoverflow.com/questions/47509324/remove-cached-software-update-in-macos-app-store