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How to take the first N items from a generator or list in Python? [duplicate]
...r the largest N items, assuming that your sequence is sorted in descending order. (Your LINQ example seems to assume this as well.)
If you want the largest, and it isn't sorted, the most obvious solution is to sort it first:
l = list(sequence)
l.sort(reverse=True)
top5 = l[:5]
For a more perform...
How to paste over without overwriting register
...ill reselect and re-yank any text that is pasted in visual mode.
Edit: in order this to work with "xp you can do:
xnoremap p pgv"@=v:register.'y'<cr>
v:register expands to the last register name used in a normal mode command.
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How to create REST URLs without verbs?
...ting to change the state of a resource. It is no different that making an order "completed", or some other request "submitted". There are numerous ways to model these kinds of state change but one that I find that often works is to create collection resources for resources of the same state and th...
How to reload a clojure file in REPL
...efined in a Clojure file without having to restart the REPL. Right now, in order to use the updated file I have to:
8 Answe...
Explain Morris inorder tree traversal without using stacks or recursion
Can someone please help me understand the following Morris inorder tree traversal algorithm without using stacks or recursion ? I was trying to understand how it works, but its just escaping me.
...
How to make rpm auto install dependencies
... need to do is,
$ sudo rpm -i *.rpm
rpm seems to figure out the correct order to install these and installs the RPMs.
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What Makes a Good Unit Test? [closed]
...blem.
Tests should not rely on each other - Isolated. No assumptions about order of test execution. Ensure 'clean slate' before each test by using setup/teardown appropriately
Professional: In the long run you'll have as much test code as production (if not more), therefore follow the same standard...
Parse JSON String into a Particular Object Prototype in JavaScript
...stest. I guess issue with FF is that first test is slower than last, just order of execution matters. In chrome everything runs with almost same speed. I mean property access and nvocation of methods. Creatin is faster with new, but that's not so important. see: jsperf.com/prototype-change-test-88...
How to make Entity Framework Data Context Readonly
...nly querying capabilities of DbContext. Let's say you have an entity named Order, then you would use ReadOnlyDataContext instance in a way like below.
readOnlyDataContext.Set<Order>().Where(q=> q.Status==OrderStatus.Delivered).ToArray();
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How to avoid having class data shared among instances?
... "list" as a "class level property" and not "instance level property". In order to have properties scoped at the instance level, you need to initialize them through referencing with the "self" parameter in the __init__ method (or elsewhere depending on the situation).
You don't strictly have to in...