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Is there a difference between foo(void) and foo() in C++ or C?
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In C:
void foo() means "a function foo taking an unspecified number of arguments of unspecified type"
void foo(void) means "a function foo taking no arguments"
In C++:
void foo() means "a function foo taking no arguments"
void foo(v...
How can I make a JPA OneToOne relation lazy
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First off, some clarifications to KLE's answer:
Unconstrained (nullable) one-to-one association is the only one that can not be proxied without bytecode instrumentation. The reason for this is that owner entity MUST know whether associa...
How to call asynchronous method from synchronous method in C#?
I have a public async void Foo() method that I want to call from synchronous method. So far all I have seen from MSDN documentation is calling async methods via async methods, but my whole program is not built with async methods.
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Programmatically open Maps app in iOS 6
...pItem = [[MKMapItem alloc] initWithPlacemark:placemark];
[mapItem setName:@"My Place"];
// Pass the map item to the Maps app
[mapItem openInMapsWithLaunchOptions:nil];
}
If you want to get driving or walking instructions to the location, you can include a mapItemForCurrentLocation with...
How to convert std::string to lower case?
...e tolower(), here's a specialized ASCII-only alternative that I don't recommend you use:
char asciitolower(char in) {
if (in <= 'Z' && in >= 'A')
return in - ('Z' - 'z');
return in;
}
std::transform(data.begin(), data.end(), data.begin(), asciitolower);
Be aware tha...
Rename MySQL database [duplicate]
I created a database with the name of hrms . Now I need to change database name to sunhrm . But, It is disabled in MySQL workbench. Can I do that on the Linux server itself?
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Is it worth using Python's re.compile?
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I've had a lot of experience running a compiled regex 1000s of times versus compiling on-the-fly, and have not noticed any perceivable difference. Obviously, this is anecdotal, and certainly not a great argument against compiling, but I've found the difference to be negligible.
EDIT:
Aft...
Add custom icons to font awesome
I love the Font Awesome icon font and want to use it for most of the icons on my site but there are a few custom svg icons that I'd need in addition to what's offered.
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How to interpret API documentation function parameters?
...there a standard to interpret the syntax of function interfaces in API documentations and if yes, how is it defined?
4 Answ...
How can I automate the “generate scripts” task in SQL Server Management Studio 2008?
I'd like to automate the script generation in SQL Server Management Studio 2008.
14 Answers
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