大约有 15,630 项符合查询结果（耗时：0.0337秒） [XML]
How do I get Flask to run on port 80?
...
So it's throwing up that error message because you have apache2 running on port 80.
If this is for development, I would just leave it as it is on port 5000.
If it's for production either:
Not Recommended
Stop apache2 first;
Not recommended as...
typedef struct vs struct definitions [duplicate]
... are different, defining S both in the structs and global spaces is not an error, as it is not redefining the same identifier, but rather creating a different identifier in a different place.
To make the difference clearer:
typedef struct S {
int x;
} T;
void S() { } // correct
//void T() ...
Android Crop Center of Bitmap
... targeted width
height targeted height
I was getting out of memory errors sometimes when using the accepted answer, and using ThumbnailUtils resolved those issues for me. Plus, this is much cleaner and more reusable.
...
Is is possible to check if an object is already attached to a data context in Entity Framework?
I am getting the following error when trying to attach an object that is already attached to a given context via context.AttachTo(...) :
...
Kill child process when parent process is killed
...tInfo, uint cbJobObjectInfoLength);
[DllImport("kernel32.dll", SetLastError = true)]
static extern bool AssignProcessToJobObject(IntPtr job, IntPtr process);
private IntPtr m_handle;
private bool m_disposed = false;
public Job()
{
m_handle = CreateJobObject(null, n...
How do you debug MySQL stored procedures?
...oesn't seem to work for FUNCTIONS and I have no idea why. It always gives "Error Code: 1415. Not allowed to return a result set from a function". Is there any recourse?
– Patrick M
Jul 28 '15 at 21:29
...
Get Insert Statement for existing row in MySQL
...
See this if you get the error mysqldump: Couldn't execute 'SELECT @@GTID_MODE': Unknown system variable 'GTID_MODE' (1193) gist.github.com/arun057/5556563
– Daniel Schaffer
Jul 12 '13 at 22:39
...
Python - 'ascii' codec can't decode byte
I'm really confused. I tried to encode but the error said can't decode... .
7 Answers
...
How to import the class within the same directory or sub directory?
...
if i try this no i get the following error ValueError: Attempted relative import in non-package but error goes away when i change to from user import User
– Korpel
Feb 23 '16 at 8:18
...
Clear variable in python
...erminal and type print x and press enter. This will produce an interpreter error, as do most languages when you try to print an undefined variable. But if you define the variable, and then try to clear it with None, using the print x code will produce the word None as output. I'm new to python so I...