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How do you split a list into evenly sized chunks?
...unks you want:
def chunks(lst, n):
"""Yield successive n-sized chunks from lst."""
for i in range(0, len(lst), n):
yield lst[i:i + n]
import pprint
pprint.pprint(list(chunks(range(10, 75), 10)))
[[10, 11, 12, 13, 14, 15, 16, 17, 18, 19],
[20, 21, 22, 23, 24, 25, 26, 27, 28, 29]...
What is the difference between bottom-up and top-down?
...pically, you would perform a recursive call (or some iterative equivalent) from the root, and either hope you will get close to the optimal evaluation order, or obtain a proof that you will help you arrive at the optimal evaluation order. You would ensure that the recursive call never recomputes a s...
How can I suppress all output from a command using Bash?
...sn't any option for this program to be quiet. How can I prevent the script from displaying anything?
7 Answers
...
How do I remove the old history from a git repository?
...
Quoted from the linked wiki page on grafts. "As of Git 1.6.5, the more flexible git replace has been added, which allows you to replace any object with any other object, and tracks the associations via refs which can be pushed and p...
The case against checked exceptions
...spect Goslings motivation for not putting operator overrides in Java comes from a similar argument - they confuse the programmer because they are often abused.
But in the end, I find it a bogus argument of Hejlsberg's and possibly a post-hoc one created to explain the lack rather than a well though...
How do I make and use a Queue in Objective-C?
...ay (QueueAdditions)
// Queues are first-in-first-out, so we remove objects from the head
- (id) dequeue {
// if ([self count] == 0) return nil; // to avoid raising exception (Quinn)
id headObject = [self objectAtIndex:0];
if (headObject != nil) {
[[headObject retain] autorelease]...
What is the difference between quiet NaN and signaling NaN?
I have read about floating-point and I understand that NaN could result from operations. But I can't understand what these are concepts exactly. What is the difference between them?
...
Why does calling a method in my derived class call the base class method?
...tion. You cannot create instances of abstract classes, but you can inherit from them and create instances of your inherited classes and access them using the base class definition. In your example this would look like:
public abstract class Person
{
public abstract void ShowInfo();
}
public cl...
How do you run multiple programs in parallel from a bash script?
...
Another option is to use nohup to prevent the program from being killed when the shell hangs up.
– Philipp
Jul 24 '10 at 13:31
...
SVN how to resolve new tree conflicts when file is added on two branches
...der version (2009) of the "Tree Conflict" design document:
XFAIL conflict from merge of add over versioned file
This test does a merge which brings a file addition without history onto an
existing versioned file.
This should be a tree conflict on the file of the 'local obstruction, incoming add upo...