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Run command on the Ansible host
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for use with command/shell, what you want is the "_raw_params"
– mvr
Apr 5 '17 at 2:10
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Get the first item from an iterable that matches a condition
...rst( (1,2,3), condition=lambda x: x % 2 == 0)
2
>>> first(range(3, 100))
3
>>> first( () )
Traceback (most recent call last):
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StopIteration
"""
return next(x for x in iterable if condition(x))
Version with default argument
@zorf suggested...
How to generate a random number between a and b in Ruby?
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UPDATE: Ruby 1.9.3 Kernel#rand also accepts ranges
rand(a..b)
http://www.rubyinside.com/ruby-1-9-3-introduction-and-changes-5428.html
Converting to array may be too expensive, and it's unnecessary.
(a..b).to_a.sample
Or
[*a..b].sample
Array#sample
Stan...
How should one go about choosing a default TCP/IP port for a new service?
...rare) port conflicts? Perhaps it is safer to use a port in the registered range that is unassigned or assigned to an obscure app.
– Kevin Wong
Sep 25 '08 at 15:21
4
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Accessing items in an collections.OrderedDict by index
... from indexed import IndexedOrderedDict
In [3]: id=IndexedOrderedDict(zip(arange(1000),random.random(1000)))
In [4]: timeit id.keys()[56]
1000000 loops, best of 3: 969 ns per loop
In [8]: from collections import OrderedDict
In [9]: od=OrderedDict(zip(arange(1000),random.random(1000)))
In [10]: time...
Hide the cursor of an UITextField
...ition*) position
{
return CGRectZero;
}
- (NSArray *)selectionRectsForRange:(UITextRange *)range
{
return nil;
}
- (BOOL)canPerformAction:(SEL)action withSender:(id)sender
{
if (action == @selector(copy:) || action == @selector(selectAll:) || action == @selector(paste:))
{
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Array slices in C#
...e 3.0
Array slicing will be supported, along with the new types Index and Range being added.
Range Struct docs
Index Struct docs
Index i1 = 3; // number 3 from beginning
Index i2 = ^4; // number 4 from end
int[] a = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
Console.WriteLine($"{a[i1]}, {a[i2]}"); // "3...
Using TortoiseSVN how do I merge changes from the trunk to a branch and vice versa?
...two enable subversion 1.5's merge tracking.
TortoiseSVN's options merge a range or revisions maps to method 3 when your repository is 1.5+ or to method one when your repository is older.
When merging features over to a release/maintenance branch you should use the 'Merge a range of revisions' comm...
JSONDecodeError: Expecting value: line 1 column 1 (char 0)
....7/lib/python3.7/json/decoder.py", line 337, in decode
obj, end = self.raw_decode(s, idx=_w(s, 0).end())
File "/usr/local/Cellar/python/3.7.3/Frameworks/Python.framework/Versions/3.7/lib/python3.7/json/decoder.py", line 355, in raw_decode
raise JSONDecodeError("Expecting value", s, err.val...
Insert html in a handlebar template without escaping
...nce it's hard to notice. Why not just something simple but visible like {{ rawHtml expression }}.
– danneu
Jan 29 '17 at 14:03
1
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