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npm failed to install time with make not found error
... This solved the issue because the program 'make' es missing and the build-essential package installs it along with several other build tools like g++ which is needed to compile node if you want to go that route. This should be marked as the answer, at least for the OS which is not me...
HashSet vs. List performance
...be better off using a List<T>.
I did a test for this on my machine, and, well, it has to be very very small to get an advantage from List<T>. For a list of short strings, the advantage went away after size 5, for objects after size 20.
1 item LIST strs time: 617ms
1 item HASHSET strs t...
How Do I Choose Between a Hash Table and a Trie (Prefix Tree)?
...ow about accesing data from one structure vs the other? I'm thinking cache and location
– Horia Toma
Apr 14 '14 at 22:38
9
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Find the Smallest Integer Not in a List
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If the datastructure can be mutated in place and supports random access then you can do it in O(N) time and O(1) additional space. Just go through the array sequentially and for every index write the value at the index to the index specified by value, recursively placin...
Best way to make Django's login_required the default
...und
matching URL patterns. To use, add the class to MIDDLEWARE_CLASSES and
define LOGIN_REQUIRED_URLS and LOGIN_REQUIRED_URLS_EXCEPTIONS in your
settings.py. For example:
------
LOGIN_REQUIRED_URLS = (
r'/topsecret/(.*)$',
)
LOGIN_REQUIRED_URLS_EXCEPTIONS = (
...
Why do we need boxing and unboxing in C#?
Why do we need boxing and unboxing in C#?
11 Answers
11
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How to “fadeOut” & “remove” a div in jQuery?
...ing it not work. :)
EDIT: As pointed out below, inline javascript is evil and you should probably take this out of the onclick and move it to jQuery's click() event handler. That is how the cool kids are doing it nowadays.
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In Python, how do I determine if an object is iterable?
... in our code as well for this purpose, but I've lately started to get more and more annoyed by objects which only have __getitem__ being considered iterable. There are valid reasons to have __getitem__ in a non-iterable object and with them the above code doesn't work well. As a real life example we...
Quicksort: Choosing the pivot
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Choosing a random pivot minimizes the chance that you will encounter worst-case O(n2) performance (always choosing first or last would cause worst-case performance for nearly-sorted or nearly-reverse-sorted data). Choosing the middle el...
Finding local IP addresses using Python's stdlib
... addresses (i.e. 192.168.x.x or 10.0.x.x) in Python platform independently and using only the standard library?
45 Answers
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