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How to get year, month, day, hours, minutes, seconds and milliseconds of the current moment in Java?
...p: That's indeed nicer. I've however never used it, so I couldn't enter it from top of head, the above is just for demo purposes. Regardless, I would rather grab SimpleDateFormat or DateTimeFormatter for that particular task :)
– BalusC
Apr 16 '10 at 16:00
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What does set -e mean in a bash script?
...is preinst file that the script executes before that package is unpacked from its Debian archive (.deb) file.
7 Answers
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What's the difference between django OneToOneField and ForeignKey?
...s OneToOneField(Engine)
Car2 model uses ForeignKey(Engine2, unique=True)
From within python manage.py shell execute the following:
OneToOneField Example
>>> from testapp.models import Car, Engine
>>> c = Car.objects.get(name='Audi')
>>> e = Engine.objects.get(name='Die...
How do I delete all untracked files from my working directory in Mercurial?
Is it possible to delete all untracked files from my working directory? Let's say I added a bunch of files to my working directory, didn't add them via 'hg add' and now want to get rid of those new files entirely?
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Longest line in a file
...an specifying a file as an option. In my case, I'll be using output piped from a database query.
– Andrew Prock
Oct 31 '09 at 23:31
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Why do we use volatile keyword? [duplicate]
...f some_int, so it may be tempted to optimize the while loop by changing it from while(some_int == 100) to something which is equivalent to while(true) so that the execution could be fast (since the condition in while loop appears to be true always). (if the compiler doesn't optimize it, then it has ...
Set cURL to use local virtual hosts
...e host name and 127.0.0.1 is the target IP address.
(If you're using curl from a library and not on the command line, make sure you don't put http:// in the Host header.)
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Python loop that also accesses previous and next values
...lement, and end iterating at the last-but-one element. So index should run from 1 ... (l-1), not 0 ... l as you have here, and no need for the special-cased if-clauses. Btw, there is a parameter enumerate(..., start=1) but not for end. So we don't realy want to use enumerate().
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java.net.ConnectException: localhost/127.0.0.1:8080 - Connection refused
I am using xampp apache server to serve resources to the application from my machine. But i am getting the above error.
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Generator Expressions vs. List Comprehension
... example, itertools.count(n) is an infinite sequence of integers, starting from n, so (2 ** item for item in itertools.count(n)) would be an infinite sequence of the powers of 2 starting at 2 ** n.
– Kevin
Jun 1 '15 at 1:48
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