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OSGi: What are the differences between Apache Felix and Apache Karaf?
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210
The 'lightweight OSGi container' label is contrasting Karaf with more feature rich OSGi contain...
How to show popup message like in Stack Overflow
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154
EDIT: The code below shows how to replicate the bars that show at the top of the screen when y...
Set variable in jinja
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edited Aug 29 '13 at 19:39
answered Nov 15 '10 at 5:18
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How can I check if a key is pressed during the click event with jQuery?
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174
You can easily detect the shift, alt and control keys from the event properties;
$("button")....
In Vim, I'd like to go back a word. The opposite of `w`
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edited Mar 17 '19 at 5:41
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How do I resize an image using PIL and maintain its aspect ratio?
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19 Answers
19
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What is the good python3 equivalent for auto tuple unpacking in lambda?
...bda x,y: (x*x + y*y))(*p))
update Python 3.8
As of now, Python 3.8 alpha1 is available, and PEP 572- assignment expressions are implemented.
So, if one uses a trick to execute multiple expressions inside a lambda - I usually do that by creating a tuple and just returning the last component of it...
When to use “new” and when not to, in C++? [duplicate]
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141
You should use new when you wish an object to remain in existence until you delete it. If you ...
How to use git with gnome-keyring integration
Git 1.8.0 supports integration with gnome-keyring.
8 Answers
8
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How to convert a ruby hash object to JSON?
...thod `to_json' for {:make=>"bmw", :year=>"2003"}:Hash
# from (irb):11
# from /usr/bin/irb:12:in `<main>'
require 'json'
# => true
car.to_json
# => "{"make":"bmw","year":"2003"}"
As you can see, requiring json has magically brought method to_json to our Hash.
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