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git replacing LF with CRLF
...ows)
– autocrlf = true if you have unix-style lf in one of your files (= RARELY),
– autocrlf = input if you have win-style crlf in one of your files (= almost ALWAYS),
– autocrlf = false – NEVER!
What does this warning mean
The warning "LF will be replaced by CRLF"...
How to set environment variable for everyone under my linux system?
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As well as /etc/profile which others have mentioned, some Linux systems now use a directory /etc/profile.d/; any .sh files in there will be sourced by /etc/profile. It's slightly neater to keep your custom environment stuff in these files than ...
Why can templates only be implemented in the header file?
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Caveat: It is not necessary to put the implementation in the header file, see the alternative solution at the end of this answer.
Anyway, the reason your code is failing is that, when instantiating a template, the compiler creates a new class with the given template argument. For example:
t...
Testing Abstract Classes
...eed to test.
What you can do is create a fake stub class on the unit test file, have it extend the abstract class and implement only what's required with no functionality at all, of course, and test that.
Cheers.
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SQL order string as number
...the result is 0 */
'123miles' | 123
'$123' | 0 /* the left side of the string does not start with a number */
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Delete a key from a MongoDB document using Mongoose
...s. So you can do the action in question by this:
User.collection.update({_id: user._id}, {$unset: {field: 1 }});
Since version 2.0 you can do:
User.update({_id: user._id}, {$unset: {field: 1 }}, callback);
And since version 2.4, if you have an instance of a model already you can do:
doc.field...
How to spread django unit tests over multiple files?
...ango 1.6, so there is no longer a need to create a package. Just name your files test*.py.
From Django 1.7 documentation
When you run your tests, the default behavior of the test utility is
to find all the test cases (that is, subclasses of unittest.TestCase)
in any file whose name begins w...
What are the differences between the different saving methods in Hibernate?
...OrUpdate
Calls either save or update depending on some checks. E.g. if no identifier exists, save is called. Otherwise update is called.
save
Persists an entity. Will assign an identifier if one doesn't exist. If one does, it's essentially doing an update. Returns the generated ID of the entit...
SQL Server Restore Error - Access is Denied
... 2012.
It turns out all I had to do was tick the box marked 'Relocate all files to folder' on the 'Files' section:
(Click to see image full size)
This of course assumes you have the correct version of SQL Server installed.
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How to exclude a directory in find . command
I'm trying to run a find command for all JavaScript files, but how do I exclude a specific directory?
38 Answers
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