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What does {0} mean when initializing an object?
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What's happening here is called aggregate initialization. Here is the (abbreviated) definitio...
Why does csvwriter.writerow() put a comma after each character?
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Gradle store on local file system
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Gradle caches artifacts in USER_HOME/.gradle folder. The compiled scripts are usually in the .g...
How to print a list of symbols exported from a dynamic library
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man 1 nm
https://web.archive.org/web/20160316222941/https://developer.apple.com/library/mac/doc...
Rails 3: “field-with-errors” wrapper changes the page appearance. How to avoid this?
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You should override ActionView::Base.field_error_proc. It's currently defined as this within Ac...
Getting the encoding of a Postgres database
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answered Jun 23 '11 at 12:45
Bohemian♦Bohemian
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What is the difference between an annotated and unannotated tag?
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What are dictionary view objects?
...ictionary. Here is an excerpt from the official documentation for Python 3:
>>> dishes = {'eggs': 2, 'sausage': 1, 'bacon': 1, 'spam': 500}
>>> keys = dishes.keys()
>>> values = dishes.values()
>>> # view objects are dynamic and reflect dict changes
>>&g...
MongoDB: How to update multiple documents with a single command?
... was added recently, so is only available in the development releases (1.1.3). From the shell you do a multi update by passing true as the fourth argument to update(), where the the third argument is the upsert argument:
db.test.update({foo: "bar"}, {$set: {test: "success!"}}, false, true);
For v...