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Understanding MongoDB BSON Document size limit
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First off, this actually is being raised in the next version to 8MB or 16MB ... but I think to put this into perspective, Eliot from 10gen (who developed MongoDB) puts it best:
EDIT: The size has been officially 'raised' to 16MB
So, on your blog example, 4MB is
actual...
Generating a UUID in Postgres for Insert statement?
...it.
For modern PostgreSQL versions (9.1 and newer) that's easy:
CREATE EXTENSION IF NOT EXISTS "uuid-ossp";
but for 9.0 and below you must instead run the SQL script to load the extension. See the documentation for contrib modules in 8.4.
For Pg 9.1 and newer instead read the current contrib d...
'size_t' vs 'container::size_type'
...underlying type could be used. So container::size_type is preferable for maximum generality.
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CSS: How to have position:absolute div inside a position:relative div not be cropped by an overflow:
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A trick that works is to position box #2 with position: absolute instead of position: relative. We usually put a position: relative on an outer box (here box #2) when we want an inner box (here box #3) with position: absolute to be positioned relative to the ou...
Combine --user with --prefix error with setup.py install
... new option --user . (The option is currently undocumented , however it exists for Python 2.6+; you can see the help by running python setup.py install --help .)
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iOS 7 TextKit - How to insert images inline with text?
I am trying to get the following effect using a UITextView:
5 Answers
5
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How is mime type of an uploaded file determined by browser?
...ecking the mime type of the uploaded file, to make sure it is application/x-zip-compressed or application/zip .
6 Answer...
Update Git submodule to latest commit on origin
... your submodules to each check out the commit already specified in the index of the superproject. If you want to update your submodules to the latest commit available from their remote, you will need to do this directly in the submodules.
So in summary:
# Get the submodule initially
git submodule ...
Timeout on a function call
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You may use the signal package if you are running on UNIX:
In [1]: import signal
# Register an handler for the timeout
In [2]: def handler(signum, frame):
...: print("Forever is over!")
...: raise Exception("end of time")
...:
# This function *may* run for an i...
The differences between .build, .create, and .create! and when should they be used?
...ias for .new. It works one way in Rails 3 and another way in Rails < 3.x
The most important part, however, is that these methods can be called through an association (has_many, etc.) to automatically link the two models.
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