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Fastest way to copy file in node.js
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I used this method and all I got was a blank file on write. any ideas why? fs.createReadStream('./init/xxx.json').pipe(fs.createWriteStream('xxx.json'));
– Timmerz
Aug 20 '14 at 15:23
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Why do we need a pure virtual destructor in C++?
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Probably the real reason that pure virtual destructors are allowed is that to prohibit them would mean adding another rule to the language and there's no need for this rule since no ill-effects can come from allowing a pure virtual destructor.
Nope, plain old virtual is enough.
If...
Eclipse IDE for Java - Full Dark Theme
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Didn't really work for me, the background is off black and the majority of code is black so pretty unreadable :(
– serenskye
Mar 24 '14 at 9:45
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Array include any value from another array?
....include?(food) }
=> true
Benchmark script:
require "benchmark"
N = 1_000_000
puts "ruby version: #{RUBY_VERSION}"
CHEESES = %w(chedder stilton brie mozzarella feta haloumi).freeze
FOODS = %w(pizza feta foods bread biscuits yoghurt bacon).freeze
Benchmark.bm(15) do |b|
b.report("&, emp...
When would I use Task.Yield()?
... a lot but have never been using Task.Yield() and to be honest even with all the explanations I do not understand why I would need this method.
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Java: int array initializes with nonzero elements
...here it is not. Such a behavior occurs first in JDK 7u4 and also occurs in all later updates (I use 64-bit implementation). The following code throws exception:
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How to ignore certain files in Git
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How to ignore new files
Globally
Add the path(s) to your file(s) which you would like to ignore to your .gitignore file (and commit them). These file entries will also apply to others checking out the repository.
Locally
Add the path(s) to your file(...
How can I use getSystemService in a non-activity class (LocationManager)?
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You can go for this :
getActivity().getSystemService(Context.CONNECTIVITY_SERVICE);
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What's the best way to validate an XML file against an XSD file?
... JDK 6 uses SAX parser with a StreamSource. A JAXP implementation could legally use a DOM parser in this case, but there is no reason to. If you use a DOM parser explicitly for validation, you will definitely instantiate a DOM tree.
– McDowell
Jul 21 '12 at 14:...
Why does `a == b or c or d` always evaluate to True?
...r is more literal minded.
if name == "Kevin" or "Jon" or "Inbar":
is logically equivalent to:
if (name == "Kevin") or ("Jon") or ("Inbar"):
Which, for user Bob, is equivalent to:
if (False) or ("Jon") or ("Inbar"):
The or operator chooses the first argument with a positive truth value:
if ("Jon")...