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Setting default permissions for newly created files and sub-directories under a directory in Linux?
... with umask 002 or 007 or something of that nature" - that's a bit of a stretch.... How do you make Postfix, Dovecot, Clam and Spam Assassin all do this?
– jww
Apr 3 '14 at 0:18
2
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What is object serialization?
... // machine, a database, an in memory array, etc.
new FileOutputStream(new File("o.ser")));
// do the magic
oos.writeObject( instance );
// close the writing.
oos.close();
}
}
When we run this progr...
How to reference generic classes and methods in xml documentation
... For example you need to use Int32 instead of int, Single instead of float etc. (Putting this info here in case anyone else stumbles on this)
– AnorZaken
Mar 13 '15 at 22:17
a...
If REST applications are supposed to be stateless, how do you manage sessions?
...picture has its own URI and can be the target of future requests. You can fetch, modify, and delete this resource through HTTP.
Hope this helps differentiate what statelessness and various states mean.
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ManyRelatedManager object is not iterable
...
Try
matches = [val for val in Store.attribute_answers.all() if val in WishList.attribute_answers.all()]
Notice the parenthesis at the end of WishList.attribute_answers.all(). Adding the parenthesis invokes the all function to return an iterable.
If you include the parenthesi...
ggplot with 2 y axes on each side and different scales
...ossible, e.g. given the strict restrictions imposed by scientific journals etc., in order to bring across the message quickly. Hence, adding a second y axis is being done anyway, and ggplot should, in my opinion, help in doing so.
– Stingery
Feb 11 '16 at 15:33...
DESTDIR and PREFIX of make
...hat it's worth, in a cmake-based build you can emulate "case 4" (for stow, etc) by running cmake -DCMAKE_INSTALL_PREFIX=/foo/bar/baz -P cmake_install.cmake in the build directory.
– Ryan Pavlik
Sep 6 '12 at 17:12
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Various ways to remove local Git changes
...aster branch and make sure you are up to date.
git checkout master
git fetch [this may be necessary (depending on your git config) to receive updates on origin/master ]
git pull
# Merge the feature branch into the master branch.
git merge feature_branch
# Reset the master branch to origi...
How do I make python wait for a pressed key?
...al C/C++ Runtime Library (MSVCRT)):
import msvcrt as m
def wait():
m.getch()
This should wait for a key press.
Additional info:
in Python 3 raw_input() does not exist
In Python 2 input(prompt) is equivalent to eval(raw_input(prompt))
...
How do I make text bold in HTML?
...Recommended against in favor of <em>, <strong>, <h1..6>, etc., yes; deprecated, no.
– Noah Medling
Jul 4 '09 at 15:10
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