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What is the ideal data type to use when storing latitude / longitude in a MySQL database?
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Google provides a start to finish PHP/MySQL solution for an example "Store Locator" application with Google Maps. In this example, they store the lat/lng values as "Float" with a length of "10,6"
http://code.google.com/apis/maps/articles/phpsqlsearch.html
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How to call getClass() from a static method in Java?
... of a class, interface, array, or primitive type followed by a `.' and the token class. The type of a class literal is Class. It evaluates to the Class object for the named type (or for void) as defined by the defining class loader of the class of the current instance.
You can also find informatio...
The new syntax “= default” in C++11
...ct in the memory started from address of variable x (instead of new memory allocation). This syntax is used to create object at pre-allocated memory. As in our case the size of B = the size of int, so new(&x)A() will create new object in the place of x variable.
– Slavenski...
Why Choose Struct Over Class?
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Since struct instances are allocated on stack, and class instances are allocated on heap, structs can sometimes be drastically faster.
However, you should always measure it yourself and decide based on your unique use case.
Consider the following exa...
What is the difference between attribute and property? [closed]
...omena without the need attribute them to someone or something. By the same token, saying that someone has masculine attributes is self-evident. In effect, you could say that a property is owned by someone or something.
To be fair though, in Computer Science these two words, at least for the most p...
Set the location in iPhone Simulator
...LocationFix)
- (void)locationFix {
CLLocation *location = [[CLLocation alloc] initWithLatitude:55.932 longitude:12.321];
[[self delegate] locationManager:self didUpdateToLocation:location fromLocation:nil];
id heading = [[MyHeading alloc] init];
[[self delegate] locationManager:sel...
Do checkbox inputs only post data if they're checked?
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@beeglebug What you're describing is how PHP handles names and values, the [] suffix is not a part of the HTML specification and browsers do not treat it specially. Without the [] PHP will only allow access to a single value (the last value) instead of all values.
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How to use Jackson to deserialise an array of objects
...n: Can not deserialize instance of java.util.ArrayList out of START_OBJECT token at [Source: java.io.FileInputStream@33fec21; line: 1, column: 1]
– Dinesh Kumar
Jan 7 at 16:12
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UITableViewCell with UITextView height in iOS 7?
... andWidth: (CGFloat)width {
UITextView *calculationView = [[UITextView alloc] init];
[calculationView setAttributedText:text];
CGSize size = [calculationView sizeThatFits:CGSizeMake(width, FLT_MAX)];
return size.height;
}
This function will take a NSAttributedString and the desired ...
What's the difference between a 302 and a 307 redirect?
...g the method to GET.
Example usage: if the browser sent POST to /register.php, then now load (GET) /success.html.
307: temporary redirect, repeating the request identically.
Example usage: if the browser sent a POST to /register.php, then this tells it to redo the POST at /signup.php.
308: permanen...