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Using Enum values as String literals
...he values in use including duplication, non valid variable name characters etc. Just don't forget to also override valueOf().
– indivisible
Apr 6 '17 at 15:21
...
How do you create a static class in C++?
... static void myMethod() ;
} ;
// source
void MyClass::myMethod()
{
// etc.
}
But you must remember that "static classes" are hacks in the Java-like kind of languages (e.g. C#) that are unable to have non-member functions, so they have instead to move them inside classes as static methods.
In...
Difference between a Message Broker and an ESB
...most have to be business events (a sale, a renewal, a change of ownership, etc.) rather than something like RPCish "database updates."
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Difference between FetchType LAZY and EAGER in Java Persistence API?
...versity entity might have some basic properties such as id, name, address, etc. as well as a collection property called students that returns the list of students for a given university:
public class University {
private String id;
private String name;
private String address;
private ...
View list of all JavaScript variables in Google Chrome Console
... object (all the functions and variables, e.g., $ and jQuery on this page, etc.). Though, this is quite a list; not sure how helpful it is...
Otherwise just do window and start going down its tree:
window
This will give you DOMWindow, an expandable/explorable object.
...
How can I make git accept a self signed certificate?
...it config:
http.sslVerify
Whether to verify the SSL certificate when fetching or pushing over HTTPS.
Can be overridden by the GIT_SSL_NO_VERIFY environment variable.
http.sslCAInfo
File containing the certificates to verify the peer with when fetching or pushing
over HTTPS. Can be ...
What are the security risks of setting Access-Control-Allow-Origin?
... is automatically provided by the browser (cookies, cookie-based sessions, etc.), the requests triggered by the third party sites will use them too.
This indeed poses a security risk, particularly if you allow resource sharing not just for selected resources but for every resource. In this context ...
Adding an identity to an existing column
...s columns with this method. Adding/removing columns, changing nullability, etc. isn't allowed.
You'll need to drop foriegn keys before you do the switch and restore them after.
Same for WITH SCHEMABINDING functions, views, etc.
new table's indexes need to match exactly (same columns, same order, e...
How to cast an Object to an int
...t;
Scenario 2: any numerical object
In Java Integer, Long, BigInteger etc. all implement the Number interface which has a method named intValue. Any other custom types with a numerical aspect should also implement Number (for example: Age implements Number). So you can:
int x = ((Number)yourOb...
What is Full Text Search vs LIKE
...he term. Full text search is optimized to compute the intersection, union, etc. of these record sets, and usually provides a ranking algorithm to quantify how strongly a given record matches search keywords.
The SQL LIKE operator can be extremely inefficient. If you apply it to an un-indexed column...