大约有 30,000 项符合查询结果（耗时：0.0461秒） [XML]
Does anyone have benchmarks (code & results) comparing performance of Android apps written in Xamari
...bindings" Xamerin needs to interact with the system. Each and every system call by default goes to a Java class but needs to be delegated to the Mono VM, which takes time. The same also happens in reverse. I have explained this a bit more in my answer: stackoverflow.com/a/46973819/1052697
...
How do I find where an exception was thrown in C++?
...tion is uncaught, the special library function std::terminate() is automatically called. Terminate is actually a pointer to a function and default value is the Standard C library function std::abort(). If no cleanups occur for an uncaught exception†, it may actually be helpful in debugging this ...
Building a minimal plugin architecture in Python
...
Mine is, basically, a directory called "plugins" which the main app can poll and then use imp.load_module to pick up files, look for a well-known entry point possibly with module-level config params, and go from there. I use file-monitori...
What are Unwind segues for and how do you use them?
...
In a Nutshell
An unwind segue (sometimes called exit segue) can be used to navigate back through push, modal or popover segues (as if you popped the navigation item from the navigation bar, closed the popover or dismissed the modally presented view controller). On t...
What is the optimal length for an email address in a database?
...ail address must not exceed 254 characters. As described in RFC3696 Errata ID 1690.
I got the original part of this information from here
share
|
improve this answer
|
follo...
Purpose of Python's __repr__
...ction. In fact, if you only define __str__, then __repr__ defaults to just calling __str__. The most obvious case where this is not true is strings themselves: str('stackoverflow') returns stackoverflow but repr('stackoverflow') is 'stackoverflow'.
– MatrixFrog
...
What's the shortest code to cause a stack overflow? [closed]
... bytes of object code (50 EB FD). For 16-bit code, this is also possible:
call $
which also results in 3 bytes (E8 FD FF).
share
answered Sep 15 '08 at 11:17
...
How to rethrow InnerException without losing stack trace in C#?
I am calling, through reflection, a method which may cause an exception. How can I pass the exception to my caller without the wrapper reflection puts around it?
I am rethrowing the InnerException, but this destroys the stack trace.
Example code:
...
Run function from the command line
...eral answer. I have a script defined multiple customer functions, and only call one depending on my need
– xappppp
Apr 15 '18 at 4:16
1
...
Python SQL query string formatting
...
Please never ever do this. It's called SQL injection and it's really dangerous. Pretty much every Python database library provides a facility for using parameters. If you catch yourself using format() with SQL strings, it's a major code smell.
...