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Static constant string (class member)
... {
private:
static const string RECTANGLE;
};
and then
// In one of the implementation files
const string A::RECTANGLE = "rectangle";
The syntax you were originally trying to use (initializer inside class definition) is only allowed with integral and enum types.
Starting from C++1...
Server is already running in Rails
...
I think I clone it from Git so do u think it might be a cause ? github.com/swapnesh/Add_twitter_bootstrap
– swapnesh
Feb 25 '13 at 18:22
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Dump a NumPy array into a csv file
... you don't want a header or index, use to_csv("/path/to/file.csv", header=None, index=None)
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Create a unique number with javascript time
...generate unique id numbers on the fly using javascript. In the past, I've done this by creating a number using time. The number would be made up of the four digit year, two digit month, two digit day, two digit hour, two digit minute, two digit second, and three digit millisecond. So it would look ...
Unable to start debugging because the object invoked has disconnected from its clients
...e what's the in the question (This only happens if I leave visual studio alone without debugging for a couple minutes. If I close visual studio and re-open the error goes away (until I leave it untouched for another couple of minutes)), It will keep bugging you again.
– Myk Agu...
Getting all types in a namespace via reflection
...show the "best" way to write code, but to clearly convey how something is done.
– Ryan Farley
Sep 19 '08 at 15:46
3
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How to extract URL parameters from a URL with Ruby or Rails?
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OK, that was the one I missed! It's perfect when used with URI.parse : CGI.parse(URI.parse("example.com/…) returns the desired Hash. Thanks for your help.
– Flackou
Mar 23 '10 at 14:40
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How to assign string to bytes array
... any way to add multiple strings and have them concatenated? eg []byte("one", "two")?
– user12211419
Feb 7 at 19:17
1
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PHP Pass variable to next page
...SION array, and also before any output is sent to the browser.
Cookie:
//One page 1
$_COOKIE['varname'] = $var_value;
//On page 2
$var_value = $_COOKIE['varname'];
The big difference between sessions and cookies is that the value of the variable will be stored on the server if you're using sess...
When to use EntityManager.find() vs EntityManager.getReference() with JPA
...en you call getReference, you will get a proxy object. Something like this one (JPA provider takes care of implementing this proxy)
public class PersonProxy {
// JPA provider sets up this field when you call getReference
private Integer personId;
private String query = "UPDATE PERSON ...