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How to convert a ruby hash object to JSON?
..., though).
So, take a look here:
car = {:make => "bmw", :year => "2003"}
# => {:make=>"bmw", :year=>"2003"}
car.to_json
# NoMethodError: undefined method `to_json' for {:make=>"bmw", :year=>"2003"}:Hash
# from (irb):11
# from /usr/bin/irb:12:in `<main>'
require 'json...
Docker: adding a file from a parent directory
...?
– Marcel Hernandez
Mar 25 '16 at 20:31
Not that I know of. You could push the image to the registry instead of using...
How to change highlighted occurrences color in Eclipse's sidebar?
...|
edited Apr 13 '18 at 14:09
Ben
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answered Feb 9 '10 at 18:03
...
What is “lifting” in Scala?
...ion.
scala> val pf: PartialFunction[Int, Boolean] = { case i if i > 0 => i % 2 == 0}
pf: PartialFunction[Int,Boolean] = <function1>
scala> pf.lift
res1: Int => Option[Boolean] = <function1>
scala> res1(-1)
res2: Option[Boolean] = None
scala> res1(1)
res3: Option[...
Homebrew install specific version of formula?
...ormula in homebrew? For example, postgresql-8.4.4 instead of the latest 9.0.
27 Answers
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How do I deserialize a JSON string into an NSDictionary? (For iOS 5+)
...
zekel
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answered Dec 22 '11 at 16:28
AbizernAbizern
...
Why would one declare a Java interface method as abstract?
... edited Oct 13 '12 at 15:24
j0k
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answered Mar 13 '09 at 5:14
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When does Java's Thread.sleep throw InterruptedException?
...try {
while (true) {
Task task = queue.take(10, TimeUnit.SECONDS);
task.execute();
}
}
catch (InterruptedException e) {
// Restore the interrupted status
Thread.currentThread().interrupt();
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ModelState.AddModelError - How can I add an error that isn't for a property?
... Scott BakerScott Baker
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25
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how to create a file name with the current date & time in python?
...rt time
timestr = time.strftime("%Y%m%d-%H%M%S")
print timestr
yields:
20120515-155045
so your filename could append or use this string.
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