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What is the native keyword in Java for?
...ynamically loaded library (here written in C) with arbitrary assembly code from Java
and get results back into Java
This could be used to:
write faster code on a critical section with better CPU assembly instructions (not CPU portable)
make direct system calls (not OS portable)
with the tradeo...
Can I query MongoDB ObjectId by date?
...do: Change ObjectId(hexSeconds + "0000000000000000"); to db.ObjectID.createFromHexString(hexSeconds + "0000000000000000");
– Anders Östman
Dec 3 '13 at 9:08
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Is the Javascript date object always one day off?
...
Creating it as just UTC from a string would be what I'd like to do, hence why I asked "How do you "specify the correct timezone"?" regarding where you stated "you just never specified the correct time zone.". If I do new Date('2012-01-01 GMT') it s...
When to use LinkedList over ArrayList in Java?
.... Javadoc says "operations that index into the list will traverse the list from the beginning or the end, whichever is closer", so those methods are O(n) (n/4 steps) on average, though O(1) for index = 0.
ArrayList<E>, on the other hand, allow fast random read access, so you can grab any elem...
How do I undo 'git add' before commit?
...do git add before commit with
git reset <file>
which will remove it from the current index (the "about to be committed" list) without changing anything else.
You can use
git reset
without any file name to unstage all due changes. This can come in handy when there are too many files to be lis...
How to print to stderr in Python?
...
I found this to be the only one short + flexible + portable + readable:
from __future__ import print_function
import sys
def eprint(*args, **kwargs):
print(*args, file=sys.stderr, **kwargs)
The function eprint can be used in the same way as the standard print function:
>>> print(...
Using javadoc for Python documentation [closed]
... And you should certainly look at Sphinx, a tool to generate documentation from reStructuredText (used for eg. the Python documentation itself). Sphinx includes the possibility to extract documentation from the docstrings in your code (see sphinx.ext.autodoc), and recognizes reST field lists followi...
Closure in Java 7 [closed]
...included. -ed) Can anyone please provide me with some reliable references from where I can learn stuff about closures?
7 A...
“Parse Error : There is a problem parsing the package” while installing Android application
... Hi, I am facing a similar problem. I am downloading the application from a web link. It sits on the mobile SDCard perfectly. But when I am trying to install it is showing this error. I didn't sign my application, basically I am a newbie to Android app development. Help of any sort is apprecia...
What does the @ symbol represent in objective-c?
...jects more efficient. (They become part of the method signature available from the runtime, which DO can look at to determine how to best serialize a transaction.) There are also the attributes within @property declarations, copy, retain, assign, readonly, readwrite, nonatomic, getter, and setter;...