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What's an Aggregate Root?
...ps coming up. When searching both the web and Stack Overflow for help with what an aggregate root is, I keep finding discussions about them and dead links to pages that are supposed to contain base definitions.
...
I want to remove double quotes from a String
...x explained:
": literal, matches any literal "
(: begin capturing group. Whatever is between the parentheses (()) will be captured, and can be used in the replacement value.
[^"]+: Character class, matches all chars, except " 1 or more times
(?="): zero-width (as in not captured) positive lookahea...
android fragment- How to save states of views in a fragment when another fragment is pushed on top o
...edInstanceState.getString(PERSISTENT_VARIABLE_BUNDLE_KEY); is always null. What's the problem?
– fragon
Mar 7 '15 at 12:44
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How can I enable the Windows Server Task Scheduler History recording?
...s post about using the Event Viewer.
Then it hit me. I suddenly realized what all 8 had in common that the other 5 did not. They all had an ampersand (&) character in the event name. I created them by exporting the first task I created, "Sync E to N", renaming the exported file name, editing...
What is a “callback” in C and how are they implemented?
...callback:
int event_cb_register(event_cb_t cb, void *userdata);
This is what code would look like that registers a callback:
static void my_event_cb(const struct event *evt, void *data)
{
/* do stuff and things with the event */
}
...
event_cb_register(my_event_cb, &my_custom_data);
...
What’s the best RESTful method to return total number of items in an object?
...ually gives us a way to both request a certain range of items and indicate what range of the total result the response items relate to. This header also gives a great way to show the total count. And it is a true standard that mostly maps one-to-one to paging. It is also used in the wild.
Envelope
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SVN checkout ignore folder
... most folder and then selectively update, from then on updates only effect what you have checked out. Ie.
svn co -N foo
cd foo
svn up -N bar
svn up
The -N flag makes the operation non-recursive. The above will not check out anything else at the foo level, eg. say there is a folder lala, the final...
Intellij IDEA Java classes not auto compiling on save
...is is slow. This is too slow. There is much room for improvement! I am not what it does in the background, but it takes Intellij about 3-4 seconds to compile one small change in one single class. Even the "Compile 'StartController.java'" meaning one class only takes 3-4 seconds. Eclipse does this in...
What version of Visual Studio is Python on my computer compiled with?
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Hi. python 3.7 uses MSC v.1912 64 bit (AMD64). what version is this?? can you please update!
– Khalil Al Hooti
Nov 18 '18 at 0:27
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Creating a singleton in Python
...ogger with Logger(), Python first asks the metaclass of Logger, Singleton, what to do, allowing instance creation to be pre-empted. This process is the same as Python asking a class what to do by calling __getattr__ when you reference one of it's attributes by doing myclass.attribute.
A metaclass es...