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iOS app error - Can't add self as subview
I received this crash report, but I don't know how to debug it.
19 Answers
19
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Why can templates only be implemented in the header file?
...compiled.
So when foo.cpp is compiled, the compiler can't see bar.cpp to know that MyClass<int> is needed. It can see the template MyClass<T>, but it can't emit code for that (it's a template, not a class). And when bar.cpp is compiled, the compiler can see that it needs to create a MyC...
How to resize a VirtualBox vmdk file
...e the UUID automatically. I had to remove the hard drive from the list of known hard drives (File -> Virtual Media Manager) and then re-add it to the instance.
– Chaim Eliyah
Dec 14 '17 at 22:14
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Can you attach Amazon EBS to multiple instances?
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For anyone else who sees this answer know that Amazon has just released EFS which allows for shared auto-expanding drives that can be mounted over NFS on multiple instances.
– JoshStrange
Apr 9 '15 at 22:02
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Entity Framework 6 Code first Default value
...SET", and NOT the defaultValue as this defaultValue: System.DateTimeOffset.Now, will resolve to a string of the current system datetimeoffset value.
– OzBob
Apr 15 '16 at 6:53
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String difference in Bash
...2" > p
Greg's Bash FAQ: Working with Named Pipes
Named pipe is also known as a FIFO.
The - on its own is for standard input.
<<< is a "here string".
& is like ; but puts it in the background
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Why use def main()? [duplicate]
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Without the main sentinel, the code would be executed even if the script were imported as a module.
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Import a module from a relative path
...r.
import os, sys, inspect
# realpath() will make your script run, even if you symlink it :)
cmd_folder = os.path.realpath(os.path.abspath(os.path.split(inspect.getfile( inspect.currentframe() ))[0]))
if cmd_folder not in sys.path:
sys.path.insert(0, cmd_folder)
# Use this if you want to...
Why does the C preprocessor interpret the word “linux” as the constant “1”?
...of K&R), and C code of any complexity was typically a complex maze of #ifdefs to allow for differences between systems. These macro definitions were generally set by the compiler itself, not defined in a library header file. Since there were no real rules about which identifiers could be used by...
Ignore python multiple return value
...to return the first value, x = func()[1] to return the second, and so on.
If you want to get multiple values at a time, use something like x, y = func()[2:4].
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