大约有 19,600 项符合查询结果（耗时：0.0327秒） [XML]
Using an RDBMS as event sourcing storage
...very modification of your model would result in having to migrate your database (just as in good old-fashioned state-based persistence). Therefore I wouldn't recommend option 1 and 2 at all.
Below is the schema as used in Ncqrs. As you can see, the table "Events" stores the related data as a CLOB (...
How to use single storyboard uiviewcontroller for multiple subclass
...e the UI elements in a UIView - in a xib file and instantiate it from your base class and add it as a sub view in the main view, typically self.view. Then you would simply use the storyboard layout with basically blank view controllers holding their place in the storyboard but with the correct view ...
Control the size of points in an R scatterplot?
...illed symbol (which is probably what you want).
Aside from that, even the base graphics system in R allows a user fine-grained control over symbol size, color, and shape. E.g.,
dfx = data.frame(ev1=1:10, ev2=sample(10:99, 10), ev3=10:1)
with(dfx, symbols(x=ev1, y=ev2, circles=ev3, inches=1/3,
...
How to get current location in Android [duplicate]
...at you have added the permission on the Manifest,
For using only network based location use this one
<uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION"/>
For GPS based location, this one
<uses-permission android:name="android.permission.ACCESS_FINE_LOCATION"/>...
How can I read inputs as numbers?
...er: "))
y = int(input("Enter a number: "))
You can accept numbers of any base and convert them directly to base-10 with the int function, like this
>>> data = int(input("Enter a number: "), 8)
Enter a number: 777
>>> data
511
>>> data = int(input("Enter a number: "), 16...
Efficient method to generate UUID String in JAVA (UUID.randomUUID().toString() without the dashes)
...d static String generateUniqueId() {
UUID uuid = generator.generateRandomBasedUUID(secureRandom);
return uuid.toString().replaceAll("-", "").toUpperCase();
}
You could download the library from: https://github.com/cowtowncoder/java-uuid-generator
...
Scanning Java annotations at runtime [closed]
...entProvider
API
A component provider that scans the classpath from a base package. It then applies exclude and include filters to the resulting classes to find candidates.
ClassPathScanningCandidateComponentProvider scanner =
new ClassPathScanningCandidateComponentProvider(<DO_YOU_WANT_T...
How to simulate Server.Transfer in ASP.NET MVC?
...
How about a TransferResult class? (based on Stans answer)
/// <summary>
/// Transfers execution to the supplied url.
/// </summary>
public class TransferResult : ActionResult
{
public string Url { get; private set; }
public TransferResult...
What type of hash does WordPress use?
...e stored and represented in different ways, for example as a hex string, a Base64 string, or raw data in a file. You commonly see MD5 values represented in hex, however WordPress uses Base64 instead. Your hex value would be sZRqySSS0jR8YjW00mERhA== in Base64, which uses 25% less characters than hex ...
cscope or ctags why choose one over the other? [closed]
...es where a function is called as well.
So as far as jumping around a code base is concerned, ctags will only ever lead you towards the place where the function is implemented, whereas cscope can show you where a function is called too.
Why would you choose one over the other? Well, I use both. cta...