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log4j logging hierarchy order
...ownvoted for your poor terminology: going down, "visibility" works, item. Didn't you wish to explain how logger configuration affects the actual logging (passing log events)? Please consider another update. BTW: the table in the official documentation (at the end of the section) differs in treating ...
XML Validation with XSD in Visual Studio IDE
...s, that is a great detailed explanation, but mine still isn't working. I didn't know you could get to the schemas list from properties like that.
– Jim McKeeth
Jul 1 '10 at 20:49
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Heroku Postgres - terminate hung query (idle in transaction)
...s a general Postgres answer, and not specific to heroku
(The simple-stupid answer to this question may be ... just restart postgresql. Assuming that's not desirable or not an option ...)
Find the PID by running this sql:
SELECT pid , query, * from pg_stat_activity
WHERE state != 'idle' ORDER...
Java regex capturing groups indexes
..., apart from grouping, will also record the text matched by the pattern inside the capturing group (pattern). Using your example, (.*):, .* matches ABC and : matches :, and since .* is inside capturing group (.*), the text ABC is recorded for the capturing group 1.
Group number
The whole pattern i...
Struct constructor: “fields must be fully assigned before control is returned to the caller.”
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Tried this. didn't work for me - but I am using auto properties
– Roger Willcocks
Nov 26 '12 at 23:49
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How do I set a ViewModel on a window in XAML using DataContext property?
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In addition to the solution that other people provided (which are good, and correct), there is a way to specify the ViewModel in XAML, yet still separate the specific ViewModel from the View. Separating them is useful for when you want to write isolated test cases.
In App....
How to get a reversed list view on a list in Java?
...e a reversed list view on a list (in a similar way than List#sublist provides a sublist view on a list). Is there some function which provides this functionality?
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How do I pull files from remote without overwriting local files?
...ell, yes, and no...
I understand that you want your local copies to "override" what's in the remote, but, oh, man, if someone has modified the files in the remote repo in some different way, and you just ignore their changes and try to "force" your own changes without even looking at possible confl...
What is the theoretical maximum number of open TCP connections that a modern Linux box can have
...port
< client > < server >
Inside the TCP stack, these four fields are used as a compound key to match up packets to connections (e.g. file descriptors).
If a client has many connections to the same port on the same destination, then three of those fields...
Can a JSON value contain a multiline string
... \n and \r you require.
The JSONLint tool confirms that your JSON is invalid.
Update: And if you want to write newlines inside your JSON syntax without actually including newlines in the data, then you're even doubly out of luck. While JSON is intended to be human-friendly to a degree, it is sti...