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Difference between Control Template and DataTemplate in WPF
...tch" Fill="#FFFFFFFF" Stretch="Fill" Stroke="#FF000000"
Data="M2.5,2.5 L7.5,7.5"/>
<Path HorizontalAlignment="Stretch"
Margin="1.7,2.0,1,1"
VerticalAlignment="Stretch" Stretch="Fill" Stroke="#FF000000"
Data="M3,7.5 L7.5,7.5 L7.5,3.5"/&g...
Method call if not null in C#
...mes slower when using the the "default delegate" pattern. (On my dual core 2.5GHz laptop that means 279ms : 785ms for raising 50 million not-subscribed events.). For application hot spots, that might be an issue to consider.
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What's quicker and better to determine if an array key exists in PHP?
...exists() does.
A very informal test shows array_key_exists() to be about 2.5 times slower than isset()
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Rotate axis text in python matplotlib
...fig.add_subplot(111)
ax.bar( [0,1,2], [1,3,5] )
ax.set_xticks( [ 0.5, 1.5, 2.5 ] )
ax.set_xticklabels( ['tom','dick','harry'], rotation=45 ) ;
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How to generate a random string in Ruby
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Since Ruby 2.5, it's really easy with SecureRandom.alphanumeric:
len = 8
SecureRandom.alphanumeric(len)
=> "larHSsgL"
It generates random strings containing A-Z, a-z and 0-9 and therefore should be applicable in most use-cases. An...
How should I escape strings in JSON?
...y be escaped using the \uXXXX syntax, at the waste of several bytes. See §2.5 of the RFC.
– Thanatos
Jan 8 '14 at 22:11
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How can I parse a time string containing milliseconds in it with python?
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This applies to Python 2.5 and earlier. Python 2.6 supports strptime '%f'
– smci
Nov 16 '17 at 19:58
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javascript: Clear all timeouts?
...@marcioAlmada Strange, but cool to see you return to comment on this again 2.5yrs later :)
– Michael Berkowski
Jun 11 '14 at 0:58
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Use cases for the 'setdefault' dict method
The addition of collections.defaultdict in Python 2.5 greatly reduced the need for dict 's setdefault method. This question is for our collective education:
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How to scroll HTML page to given anchor?
...ctor']") won't go through the same optimizations as quickly. I suppose my 2.5 year old comment is a little strange sounding. The "optimization" is avoiding the a[name='selector'] search if it finds the id, not optimizing searching for the id.
– gnarf
Jan 23 '...