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Counting the Number of keywords in a dictionary in python
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429
len(yourdict.keys())
or just
len(yourdict)
If you like to count unique words in the file, ...
Fitting empirical distribution to theoretical ones with Scipy (Python)?
...teger values ranging from 0 to 47, inclusive, e.g. [0,0,0,0,..,1,1,1,1,...,2,2,2,2,...,47,47,47,...] sampled from some continuous distribution. The values in the list are not necessarily in order, but order doesn't matter for this problem.
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Python list iterator behavior and next(iterator)
...nge(10)))
>>> for i in a:
... print(i)
... next(a)
...
0
1
2
3
4
5
6
7
8
9
So 0 is the output of print(i), 1 the return value from next(), echoed by the interactive interpreter, etc. There are just 5 iterations, each iteration resulting in 2 lines being written to the terminal.
If...
How can I use “:” as an AWK field separator?
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edited Aug 27 at 13:12
Peter Mortensen
26.5k2121 gold badges9292 silver badges122122 bronze badges
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Swift Beta performance: sorting arrays
...ksort_swift(inout a:CInt[], start:Int, end:Int) {
if (end - start < 2){
return
}
var p = a[start + (end - start)/2]
var l = start
var r = end - 1
while (l <= r){
if (a[l] < p){
l += 1
continue
}
if (a[r] > p)...
How to sort an array in descending order in Ruby
...0.times {
ary << {:bar => rand(1000)}
}
n = 500
Benchmark.bm(20) do |x|
x.report("sort") { n.times { ary.sort{ |a,b| b[:bar] <=> a[:bar] } } }
x.report("sort reverse") { n.times { ary.sort{ |a,b| a[:bar] <=> b[:bar] }.reverse } }
x.report("sort_by ...
How to bind a List to a ComboBox?
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As you are referring to a combobox, I'm assuming you don't want to use 2-way databinding (if so, look at using a BindingList)
public class Country
{
public string Name { get; set; }
public IList<City> Cities { get; set; }
public Country(string _name)
{
Cities = new...
Using git, how do I ignore a file in one branch but have it committed in another branch?
...m_public_viewing
Hope that helps!
http://cogniton-mind.tumblr.com/post/1423976659/howto-gitignore-for-different-branches
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C++11 range based loop: get item by value or reference to const
Reading some examples of range based loops they suggest two main ways 1, 2, 3, 4
4 Answers
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