As some kinds of MacOS developers know, Apple implemented Secure Kernel Extension Loading . Users can approve third party KEXT by clicking Approve button in Security and Privacy. However, once the KEXT is approved, are there any methods for cancelling the approval? Imagine, the case of testing the app with KEXT loading, etc. If there … Read more
I installed @vue/cli on my mac, but whenever I type “vue”, my terminal says “zsh: command not found: vue” – How can I fix this problem? I searched similar issues and already spent half a day, but still not solved… This is my environment: macOS Catalina version 10.15 npm 6.4.1 node v10.13.0 I changed $PATH … Read more
I installed R Studio desktop in my MacBook air running on Big Sur. Unfortunately, it cannot run due to the error below: Error reading R script (),system error 2 (No such file or directory); Unable to find libR.dylib in expected locationswithin R Home directory /Library/Frameworks/R.framework/Resources Answer Running brew install R solves the problem for me. … Read more
I have a varsValues.txt file cat varsValues.txt aa=13.7 something=20.6 countries=205 world=1 languages=2014 people=7.2 oceans=3.4 And I would like to create 2 arrays, vars and values. It should contain echo ${vars[@]} aa something countries world languages people oceans echo ${values[@]} 13.7 20.6 205 1 2014 7.2 3.4 I use Npars=7 readarray -t vars < <(cut -d … Read more
I’m trying to compile a project on the command line on Maverick 10.9. The project compiles perfectly on Linux. Apparently, there seems to be an issue with ctime on MacOSX. The errors are $ make Compiling src//core/AbstractARAClient.cpp In file included from src//core/AbstractARAClient.cpp:5: In file included from include/AbstractARAClient.h:8: In file included from include/ARAMacros.h:14: In file included … Read more
Fresh install of El Capitan(10.11), tried to install Android Studio version 1.21. Error: Android Studio was unable to find a valid JVM. Please download it from: Download available from Apple -Java for OS X 2014-001 also does not install. Error: Java for OS X can’t be installed on this disk. A newer version of this … Read more
I’m learning python recently. And I use PyCharm as my editor running in a MacBook. The problem is when I type something like scrapy -V in my PyCharm terminal, it tells me that “zsh: command not found: scrapy”, but when I launch my terminal outside PyCharm it works all right. So I’m wondering if the … Read more
I want to create a simple bash script to launch a Java program on OS X. The names of the file, the file path, and the immediate working folder all contain spaces. When I do this: #!/bin/sh cd `dirname $0` I get usage: dirname path I have also tried putting quotes in all kinds of … Read more
I am creating an OS X status bar application, so I want the application to start hidden. I have created a “storyboard” application, and the initial window always shows up, even if “Visible at launch” is unchecked (was unchecked by default). Note: if I disable “Is initial controller” then the app correctly starts without any … Read more
This question already has answers here: Get the length of a String (41 answers) Closed 5 years ago. How do I get the length of a String in ‘Swift3’ on macOS? This used to work in Swift2: if purchaseDateString.length == 0 { purchaseDateString = “n/a” } What is Swift3 equivalent for finding String’s length. UPDATE … Read more
