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What is the meaning and difference between subject, user and principal?
... any Principal could theoretically serve as a primary key on your user database.
– Platinum Azure
Feb 16 '11 at 19:05
3
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OAuth with Verification in .NET
I'm trying to create a .NET-based client app (in WPF - although for the time being I'm just doing it as a console app) to integrate with an OAuth-enabled application, specifically Mendeley ( http://dev.mendeley.com ), which apparently uses 3-legged OAuth.
...
Memcached vs. Redis? [closed]
... useful as a cache. Both can help speed up your application by caching database results, HTML fragments, or anything else that might be expensive to generate.
Points to Consider
When used for the same thing, here is how they compare using the original question's "Points to Consider":
Read/write spe...
Mutable vs immutable objects
...cause bugs at odd times. For example, consider a Person bean with a value-based equals method:
Map<Person, String> map = ...
Person p = new Person();
map.put(p, "Hey, there!");
p.setName("Daniel");
map.get(p); // => null
The Person instance gets "lost" in the map when used as a k...
static const vs #define
...y APIs need the values exposed in the header, and make and other timestamp-based recompilation tools will trigger client recompilation when they're changed (bad!)
consts:
properly scoped / identifier clash issues handled nicely
strong, single, user-specified type
you might try to "type" a ...
What are Transient and Volatile Modifiers?
...ted in a multi-thread application without using native or standard library-based synchronization. Similarly, reads and writes to volatile fields are atomic. (This does not apply to >>non-volatile<< long or double fields, which may be subject to "word tearing" on some JVMs.) The relevan...
Does List guarantee insertion order?
...
As Bevan said, but keep in mind, that the list-index is 0-based. If you want to move an element to the front of the list, you have to insert it at index 0 (not 1 as shown in your example).
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What exactly is Spring Framework for? [closed]
...st<User> getUsers();
}
And maybe an implementation accessing a database to get all the users:
public class UserListerDB implements UserLister {
public List<User> getUsers() {
// DB access code here
}
}
In your view you'll need to access an instance (just an example, ...
How to tell if JRE or JDK is installed
...uires parsing the output (e.g. 2>&1 |grep -v "Unable") which varies based on locale.
Note, Java may also exist in /Library/Internet Plug-Ins/JavaAppletPlugin.plugin/Contents/Home/bin, but at time of writing this, I'm unaware of a JRE that installs there which contains javac as well.
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How to handle screen orientation change when progress dialog and background thread active?
...oyed "because any application resource, including layout files, can change based on any configuration value. Thus the only safe way to handle a configuration change is to re-retrieve all resources". And besides orientation, there are many more reasons for the configuration to change: keyboardHidden ...