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How to find where gem files are installed
...n12.4.0]
- INSTALLATION DIRECTORY: /Users/ttm/.rbenv/versions/2.0.0-p247/lib/ruby/gems/2.0.0
- RUBY EXECUTABLE: /Users/ttm/.rbenv/versions/2.0.0-p247/bin/ruby
- EXECUTABLE DIRECTORY: /Users/ttm/.rbenv/versions/2.0.0-p247/bin
- SPEC CACHE DIRECTORY: /Users/ttm/.gem/specs
- RUBYGEMS PLATFORM...
Eclipse “Error: Could not find or load main class”
...se relative pathing:
In your .classpath
change
<classpathentry kind="lib" path="C:/Users/Chris/Downloads/last.fm-bindings-0.1.1.jar" sourcepath=""/><classpathentry kind="lib" path="C:/Users/Chris/Downloads/last.fm-bindings-0.1.1.jar" sourcepath=""/>
to
<classpathentry kind="lib...
ImportError in importing from sklearn: cannot import name check_build
...klearn import preprocessing, metrics, cross_validation
File "D:\Python27\lib\site-packages\sklearn\__init__.py", line 31, in <module>
from . import __check_build
ImportError: cannot import name __check_build
>>> ================================ RESTART ==========================...
关于php的socket初探 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...数的人眼里，php是专为web而生，做wep app是一流的快速好用，并极易简单和容易上手，做起web所需的各项功能可能是分分钟搞定，然后做socket了？可能就觉得不屑一顾了，好像是不务正业，用了自己的短板去做不擅长的事情。其...
How to style the option of an html “select” element?
...HTML/browser. It cannot be styled via CSS.
There are replacement plug-ins/libraries that look like a <select> but are actually composed of regular HTML elements that CAN be styled.
share
|
im...
Broken references in Virtualenvs
.../name_of_broken_venv
Now delete these files:
rm -rf .Python bin/python* lib/python2.7/* include/python2.7
Then to rebuild your venv, run:
virtualenv .
workon name_of_broken_venv
pip freeze
You should now see a list of your installed packages again.
...
Impossible to Install PG gem on my mac with Mavericks
...ctory, just remember the path you chose, because you'll need it shortly.
/Library/PostgreSQL/9.3
If you now try and install the latest pg gem (0.17.0) you'll need to pass a couple of options on the command line. This is what I used:
ARCHFLAGS="-arch x86_64" gem install pg -- --with-pg-config=/Li...
Relationship between SciPy and NumPy
... both versions are coming from numpy. One is a ufunc, the other is a numpy.lib function. Why scipy is preferring the library function over the ufunc, I don't know off the top of my head.
EDIT: In fact, I can answer the log10 question. Looking in the scipy __init__ method I see this:
# Import num...
How to sign an android apk file
...an be found in %ANDROID_HOME%/sdk/build-tools/24.0.3/ (the .jar is in the /lib subfolder). Use it like this
apksigner sign --ks my.keystore my-app.apk --ks-key-alias alias_name
and can be verified with
apksigner verify my-app.apk
The official documentation can be found here.
...
node.js require all files in a folder?
...example of this: There's an index.js in the root directory that requires ./lib/mongodb, a directory; ./lib/mongodb/index.js' makes everything else in that directory available.
– Trevor Burnham
Apr 26 '11 at 5:18
...