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A complete solution to LOCALLY validate an in-app receipts and bundle receipts on iOS 7
...MAppReceipt:
- (BOOL)verifyReceiptHash
{
// TODO: Getting the uuid in Mac is different. See: https://developer.apple.com/library/content/releasenotes/General/ValidateAppStoreReceipt/Chapters/ValidateLocally.html#//apple_ref/doc/uid/TP40010573-CH1-SW5
NSUUID *uuid = [[UIDevice currentDevice]...
How to automatically generate a stacktrace when my program crashes
...
For Linux and I believe Mac OS X, if you're using gcc, or any compiler that uses glibc, you can use the backtrace() functions in execinfo.h to print a stacktrace and exit gracefully when you get a segmentation fault. Documentation can be found in t...
Why doesn't Java allow overriding of static methods?
...child.nonLocalIndirectStatMethod();
}
}
If you run this (I did it on a Mac, from Eclipse, using Java 1.6) you get:
Object: static type Base; runtime type Child.
Called static Base method.
Called non-static Child method.
Object: static type Child; runtime type Child.
Called static Child me...
Why do access tokens expire?
...and send me a new one. What's to stop that? Don't say IP Address or even MAC, because that's unreasonable.
– Suamere
Sep 24 '15 at 18:57
3
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What does “Could not find or load main class” mean?
....
Note that the classpath syntax is different for Windows versus Linux and Mac OS. (The classpath separator is ; on Windows and : on the others. If you use the wrong separator for your platform, you won't get an explicit error message. Instead, you will get a nonexistent file or directory on the p...
How to use the same C++ code for Android and iOS?
...ide, both languages, Java and Kotlin, on Android, run under a Java Virtual Machine. So the only way to access C++ code is using JNI, please take time to read the basics of JNI. Fortunately, today's Android Studio IDE has vast improvements on JNI side, and a lot of problems are shown to you while you...
What do 'real', 'user' and 'sys' mean in the output of time(1)?
...er of context switches may also be gathered by time.
On a multi-processor machine, a multi-threaded process or a process forking children could have an elapsed time smaller than the total CPU time - as different threads or processes may run in parallel. Also, the time statistics reported come from...
How to update Python?
...ling ActivePython 2.7.
Sage recommends that you install it into a virtual machine, and provides a Oracle VirtualBox image file that can be used for this purpose. Upgrades are handled internally by issuing the sage -upgrade command.
Anaconda can be updated by using the conda command:
conda update -...
Why is Git better than Subversion?
...terfaces in development. Some good ones include TortoiseGit and GitHub for Mac.
Partial checkouts/clones of repositories are not possible at the moment (I read that it's in development). However, there is submodule support. Git 1.7+ supports sparse checkouts.
It might be harder to learn, even though...
How do I use vimdiff to resolve a git merge conflict?
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@AndersKitson, since you are on Mac OS X, FileMerge is perfect, free and comes with XCode.
– romainl
Feb 16 '13 at 8:27
8
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