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Liquibase lock - reasons?
...unning
UPDATE DATABASECHANGELOGLOCK SET LOCKED=0, LOCKGRANTED=null, LOCKEDBY=null where ID=1;
against the database helps.
Or you can simply drop the DATABASECHANGELOGLOCK table, it will be recreated.
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Favorite Django Tips & Features?
Inspired by the question series 'Hidden features of ...', I am curious to hear about your favorite Django tips or lesser known but useful features you know of.
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Jackson Vs. Gson [closed]
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It seems that GSon don't support JAXB.
By using JAXB annotated class to create or process the JSON message, I can share the same class to create the Restful Web Service interface by using spring MVC.
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“The page you are requesting cannot be served because of the extension configuration.” error message
...VS or .NET framework.
Note - for Windows 8/10 users, see the other answer by JohnOpincar below. And also the comment/tip from Kevin Brydon.
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How to check for DLL dependency?
... not officially a Microsoft tool, but sanctioned, promoted, and advertised by Microsoft.
– IInspectable
May 2 '16 at 10:14
8
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Determine file creation date in Java
... am trying to create a list of the files in a directory that can be sorted by age, hence the need for the file creation date.
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How do I disable text selection with CSS or JavaScript? [duplicate]
...n-prefixed version, currently
supported by Chrome and Opera */
}
<p>
Selectable text.
</p>
<p class="noselect">
Unselectable text.
</p>
Note that it's a non-standard feature (i.e. not a part of any specification). It is n...
How can I remove a trailing newline?
...string'
Python's rstrip() method strips all kinds of trailing whitespace by default, not just one newline as Perl does with chomp.
>>> 'test string \n \r\n\n\r \n\n'.rstrip()
'test string'
To strip only newlines:
>>> 'test string \n \r\n\n\r \n\n'.rstrip('\n')
'test string \n...
C# pattern to prevent an event handler hooked twice [duplicate]
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This approach is confirmed in this answer by Jon Skeet to a similar question. (Although Jon also shows how to explicitly implement the event handler itself to prevent duplicates, rather than leaving the prevention of possible duplicates up to the subscriber.)
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What is the string length of a GUID?
...lumn in SQL that should contain N'guid' while guid is a generated GUID by .NET ( Guid.NewGuid ) - class System.Guid.
7 ...