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What are the lesser known but useful data structures?
...nown. A very cool use of tries is described in "TRASH - A dynamic LC-trie and hash data structure", which combines a trie with a hash function.
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edited Oct 5 '10 at 15:3...
can you host a private repository for your organization to use with npm?
...gistry?
Yes!
The easiest way is to replicate the couch database, and use the same (or similar) design doc to implement the APIs.
If you set up continuous replication from the official CouchDB, and then set your internal CouchDB as the registry config, then you'll be able to read any p...
What's the difference between lists and tuples?
...cture, lists have order.
Using this distinction makes code more explicit and understandable.
One example would be pairs of page and line number to reference locations in a book, e.g.:
my_location = (42, 11) # page number, line number
You can then use this as a key in a dictionary to store not...
Update a record without first querying?
Lets say I query the database and load a list of items. Then I open one of the items in a detail view form, and instead of re-querying the item out of the database, I create an instance of the item from the datasource in the list.
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How to remove all click event handlers using jQuery?
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Since jQuery 1.7, you should use on and off instead of bind and unbind
– Ralph Jansen
Jul 27 '12 at 15:08
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How to recursively download a folder via FTP on Linux [closed]
I'm trying to ftp a folder using the command line ftp client, but so far I've only been able to use 'get' to get individual files.
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Can I obtain method parameter name using Java reflection?
... etc.
use a combination of the above - the former for non-primitive types, and the latter for primitive types.
don't show argument names at all - just the types.
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Python: json.loads returns items prefixing with 'u'
I'll be receiving a JSON encoded string form Obj-C, and I am decoding a dummy string (for now) like the code below. My output comes out with character 'u' prefixing each item:
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Swift compiler error: “non-modular header inside framework module”
Now I would like to migrate my ObjC framework to Swift and I got the following error:
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Is Java “pass-by-reference” or “pass-by-value”?
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Java is always pass-by-value.
Unfortunately, we never handle an object at all, instead juggling object-handles called references (which are passed by value of course). The chosen terminology and semantics easily confuse many beginners.
It goes like this:
public static void main(...