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RVM: Uninstalling all gems of a gemset
I have global gems and various gemsets. I want to remove all gems of a gemset. Is there a way do to this, besides uninstalling the gemset?
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Can the :not() pseudo-class have multiple arguments?
I'm trying to select input elements of all type s except radio and checkbox .
5 Answers
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Master-master vs master-slave database architecture?
...t seems to offer everything, no single point of failure, everyone can work all the time. The trouble with this is that it is very hard to preserve absolute consistency. See the wikipedia article for more.
Wikipedia seems to have a nice summary of the advantages and disadvantages
Advantages
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How to fix “Attempted relative import in non-package” even with __init__.py
...ry to execute the above shell command, the fact that you need __init__.pys all the way down, and the __package__-modifying trickery (described below by BrenBarn) needed to allow these imports for executable scripts (e.g. when using a shebang and doing ./my_script.py at the Unix shell) would all be u...
Disable git EOL Conversions
...uld look like below (or this screen-shot):
# Handle line endings automatically for files detected as text
# and leave all files detected as binary untouched.
* text=auto
# Never modify line endings of our bash scripts
*.sh -crlf
#
# The above will handle all files NOT found below
#
# These files...
What exactly are iterator, iterable, and iteration?
...loop, or map, or a list comprehension, etc. in Python, the next method is called automatically to get each item from the iterator, thus going through the process of iteration.
A good place to start learning would be the iterators section of the tutorial and the iterator types section of the standar...
How to get number of entries in a Lua table?
...ual, any of 3, 5 and 9 are valid results for #t. According to the manual, calling # on non-sequences is undefined. That means that any result (-1, 3, 3.14, 5, 9) is valid.
– cubuspl42
May 12 '14 at 20:08
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Why does one hot encoding improve machine learning performance?
...e. The three possible values of w×x are 0, w and 2×w. Either these three all lead to the same decision (they're all < b or ≥b) or "UK" and "French" lead to the same decision, or "French" and "US" give the same decision. There's no possibility for the model to learn that "UK" and "US" should b...
git switch branch without discarding local changes
...arting from wherever you are
now. Now you can commit and the new stuff is all on develop.
You do have a develop. See if Git will let you switch without
doing anything:
$ git checkout develop
This will either succeed, or complain. If it succeeds, great! Just
commit. If not (error: Your local ...
How to define servlet filter order of execution using annotations in WAR
...ation. However, to minimize the web.xml usage, it's sufficient to annotate all filters with just a filterName so that you don't need the <filter> definition, but just a <filter-mapping> definition in the desired order.
For example,
@WebFilter(filterName="filter1")
public class Filter1 ...