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How do I parse a YAML file in Ruby?
...ssing something, but why try to parse the file? Why not just load the YAML and examine the object(s) that result?
If your sample YAML is in some.yml, then this:
require 'yaml'
thing = YAML.load_file('some.yml')
puts thing.inspect
gives me
{"javascripts"=>[{"fo_global"=>["lazyload-min", "...
Why should I use the keyword “final” on a method parameter in Java?
I can't understand where the final keyword is really handy when it is used on method parameters.
12 Answers
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X-Frame-Options Allow-From multiple domains
... is deprecated. From MDN:
This feature has been removed from the Web standards. Though some browsers may still support it, it is in the process of being dropped. Do not use it in old or new projects. Pages or Web apps using it may break at any time.
The modern alternative is the Content-Securi...
Where to learn about VS debugger 'magic names'
...ou probably noticed that the C# compiler generates types, methods, fields, and local variables, that deserve 'special' display by the debugger. For instance, local variables beginning with 'CS$' are not displayed to the user. There are other special naming conventions for closure types of anonymous ...
Which parts of Real World Haskell are now obsolete or considered bad practice?
...rsion 3.0.x.x. 6.10.1 already used 4.0.0.0, which introduced many changes. And that's just the jump from 6.8 to 6.10. The current version of GHC is 7.10. Monads have been changed. There's currently a discussion to remove return from Monad, so the Monad instance in Real World Haskell will really be o...
regex to match a single character that is anything but a space
...
The following should suffice:
[^ ]
If you want to expand that to anything but white-space (line breaks, tabs, spaces, hard spaces):
[^\s]
or
\S
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Suppress Scientific Notation in Numpy When Creating Array From Nested List
...otation when printing numpy ndarrays, wrangle text justification, rounding and print options:
What follows is an explanation for what is going on, scroll to bottom for code demos.
Passing parameter suppress=True to function set_printoptions works only for numbers that fit in the default 8 characte...
How to implement a tree data-structure in Java? [closed]
Is there any standard Java library class to represent a tree in Java?
24 Answers
24
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How to compare objects by multiple fields
...
You can implement a Comparator which compares two Person objects, and you can examine as many of the fields as you like. You can put in a variable in your comparator that tells it which field to compare to, although it would probably be simpler to just write multiple comparators.
...
How to linebreak an svg text within javascript?
...cur, you can break your text into multiple <tspan>s, each with x="0" and dy="1.4em" to simulate actual lines of text. For example:
<g transform="translate(123 456)"><!-- replace with your target upper left corner coordinates -->
<text x="0" y="0">
<tspan x="0" dy="1...