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Stream vs Views vs Iterators
What are the differences among Streams, Views (SeqView), and Iterators in scala? This is my understanding:
1 Answer
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Python logging not outputting anything
...evel, the root logger's level is still warning.
That means that it will ignore any logging with a level that is lower than warning, including debug loggings.
This is explained in the tutorial:
import logging
logging.warning('Watch out!') # will print a message to the console
logging.info('I told y...
Arrays, heap and stack and value types
...ay. As they are value types, I'd guess they'd have to be boxed, as I can, for example, pass myIntegers to other parts of the program and it'd clutter up the stack if they were left on it all the time. Or am I wrong? I'd guess they'd just be boxed and would live on the heap for as long the array exis...
PHP Function Comments
...tion: I've seen that some PHP functions are commented at the top, using a format that is unknown to me:
4 Answers
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What REALLY happens when you don't free after malloc?
This has been something that has bothered me for ages now.
17 Answers
17
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What is the better API to Reading Excel sheets in java - JXL or Apache POI [closed]
... 2 APIs is simpler to read/write/edit excel sheets ?
Do these APIs not support CSV extensions ?
4 Answers
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How to pass command line arguments to a rake task
...to be inside arrays:
namespace :thing do
desc "it does a thing"
task :work, [:option, :foo, :bar] do |task, args|
puts "work", args
end
task :another, [:option, :foo, :bar] do |task, args|
puts "another #{args}"
Rake::Task["thing:work"].invoke(args[:option], args[:foo], args[:...
Referring to the null object in Python
...n, the 'null' object is the singleton None.
The best way to check things for "Noneness" is to use the identity operator, is:
if foo is None:
...
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How to “re-run with -deprecation for details” in sbt?
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@retronym: in Global instead of in ThisBuild also works equally well with subprojects—but why is the latter preferred? or is it even?
– Erik Kaplun
Feb 4 '14 at 1:16
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C#: Abstract classes need to implement interfaces?
...f an abstract class, you simply define those members with the abstract keyword:
interface IFoo
{
void Bar();
}
abstract class Foo : IFoo
{
public abstract void Bar();
}
Or to put it another way: you don't have to "implement" it (which would be a terrible limitation on abstract classes); ...