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What is the definition of “interface” in object oriented programming
...y typed nature of some OO languages, as it is the case with Java or C#. In Python on the other hand, another mechanism is used:
import random
# Dependencies
class KnownNumber(object):
def generate(self):
return 5
class SecretNumber(object):
def generate(self):
return rand...
How do I provide a username and password when running “git clone git@remote.git”?
... you can also type 'space' at the beginning of the line so that linux won't store the command in history
– Nicolas Zozol
Feb 17 '16 at 8:36
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How to link Docker services across hosts?
...the robustness of the solution. Docker is actually only a sort of DSL upon Linux Containers and both solutions in these articles simply bypass some Docker automatic settings and fall back directly to Linux Containers.
So you can use the solutions safely and wait to be able to do it in a simpler way...
Extracting specific columns in numpy array
...
I think the solution here is not working with an update of the python version anymore, one way to do it with a new python function for it is:
extracted_data = data[['Column Name1','Column Name2']].to_numpy()
which gives you the desired outcome.
The documentation you can find here: ht...
What is tail recursion?
...he running_total is updated.
Note: The original answer used examples from Python. These have been changed to JavaScript, since Python interpreters don't support tail call optimization. However, while tail call optimization is part of the ECMAScript 2015 spec, most JavaScript interpreters don't supp...
Differences between Emacs and Vim
...Vim has a lot of weird levels to its programmability, with the addition of Python and Ruby bindings (and more, I forget), Vim is also programmable in most ways you'd care for.
I use Vim, and I'm fairly happy with it.
share
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Convert a timedelta to days, hours and minutes
...s) dates in a log file are monotonous. See How can I subtract a day from a python date? that may have to deal with similar issues.
– jfs
May 9 '15 at 10:34
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Mod in Java produces negative numbers [duplicate]
When I calculate int i = -1 % 2 I get -1 in Java. In Python, I get 1 as the result of -1 % 2 .
What do I have to do to get the same behavior in Java with the modulo function?
...
How do I get logs/details of ansible-playbook module executions?
....167] => (item=htop,vim-tiny,curl,git,unzip,update-motd,ssh-askpass,gcc,python-dev,libxml2,libxml2-dev,libxslt-dev,python-lxml,python-pip)
stdout:
Reading package lists...
Building dependency tree...
Reading state information...
libxslt1-dev is already the newest version.
0 upgraded, 0 newly ins...
Android SharedPreference security
...c application runs with to access them. So, they are private in so much as Linux file permissions restrict access to them, the same as on any Linux/Unix system.
Anyone with root level access to the device will be able to see them, as root has access to everything on the filesystem. Also, any applic...