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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() ...
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...
Using Node.JS, how do I read a JSON file into (server) memory?
... {
const obj = JSON.parse(contents)
console.log(obj)
})
.catch(error => {
throw error
})
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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(...) :
...
How can I uninstall an application using PowerShell?
...rocess").Create("msiexec `/x$AppGUID `/norestart `/qn")
} catch {
write-error "Failed to trigger the uninstallation. Review the error message"
$_
exit
}
switch ($($returnval.returnvalue)){
0 { "Uninstallation command triggered successfully" }
2 { "You don't have sufficient permissions t...
the source file is different from when the module was built
...LLs with old ones because of the wrong path. If you are still getting this error you may not refer the wrong path for the DLLs. Go to IIS manager and click the website which uses your DLLs. On the right window click Advanced Settings and go to path of the Physical Path folder on File Explorer and be...
git: How do I get the latest version of my code?
... to get the latest version of my code from the repository, but I'm getting errors ...
10 Answers
...
Determine on iPhone if user has enabled push notifications
...
In Swift2/XCode7 the bitwise operation fails with the error Binary operator '&' cannot be applied to two 'UIUserNotificationType' operands. You can use contains instead grantedSettings.types.contains(notificationType)
– Philipp Otto
Sep...
Equivalent of varchar(max) in MySQL?
...nly column in the table.
mysql> CREATE TABLE foo ( v VARCHAR(65534) );
ERROR 1118 (42000): Row size too large. The maximum row size for the used table type, not counting BLOBs, is 65535. This includes storage overhead, check the manual. You have to change some columns to TEXT or BLOBs
But if w...
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...