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best way to preserve numpy arrays on disk
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From my experiences, hdf5 performances very slow reading and writing with chunk storage and compression enabled. For example, I've two 2-D arrays with shape (2500,000 * 2000) with chunk size (10,000 * 2000). A single write op...
Difference between python3 and python3m executables
...ion to get large pools of memory and then fulfills
smaller memory requests from these pools.
via What's New in Python 2.3
Finally, the two files may be hardlinked on some systems. While the two files have different inode numbers on my Ubuntu 13.04 system (thus are different files), a comp.lang.pyth...
Installing libv8 gem on OS X 10.9+
...ibv8 in your Gemfile (or) a bundle update should suffice. Hope this helps.
From the libv8 README
Bring your own V8
Because libv8 is the interface for the V8 engine used by therubyracer, you may need to use libv8, even if you have V8 installed already. If you wish to use your own V8 installation, rat...
Convert InputStream to BufferedReader
I'm trying to read a text file line by line using InputStream from the assets directory in Android.
3 Answers
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How can I apply a border only inside a table?
...}
view example ...
tested in FF 3.6 and Chromium 5.0, IE lacks support; from W3C:
Borders with the 'border-style' of 'hidden' take precedence over all other conflicting borders. Any border with this value suppresses all borders at this location.
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What exactly is Python multiprocessing Module's .join() Method Doing?
Learning about Python Multiprocessing (from a PMOTW article ) and would love some clarification on what exactly the join() method is doing.
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How to concatenate two strings in C++?
...char const *input, size_t length);
Explore std::string yourself starting from here:
Documentation of std::string
Hope that helps.
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When to add what indexes in a table in Rails
...x (:users, [:category_id, :state_id]), what happens? How is this different from adding the index for each key?
Then the index is a combined index of the two columns. That doesn't make any sense, unless you want all entries for one category_id AND one state_id (It should be category_id not categor...
What is the “owning side” in an ORM mapping?
...de necessary:
The idea of a owning side of a bidirectional relation comes from the fact that in relational databases there are no bidirectional relations like in the case of objects. In databases we only have unidirectional relations - foreign keys.
What is the reason for the name 'owning side'?
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Coredata Error “data: ”
I try to pull out data from CoreData with the following code
2 Answers
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