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Example for sync.WaitGroup correct?
... on the parameter. So, to ensure that the counter never drops below and avoid panics, you need the Add() to be guaranteed to come before the Done().
In Go, such guarantees are given by the memory model.
The memory model states that all statements in a single goroutine appear to be executed in the ...
how to get the current working directory's absolute path from irb
...ommand is called from.
But Dir.pwd returns the working directory (results identical to executing pwd in your terminal)
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Do I set properties to nil in dealloc when using ARC?
...hat it shouldn't touch in dealloc (e.g. if your class, or a subclass, overrides the setter). Similarly it may trigger KVO notifications. Releasing the ivar instead avoids these undesired behaviors.
In ARC, the system automatically releases any ivars for you, so if that's all you're doing you don't ...
Scala: What is the difference between Traversable and Iterable traits in Scala collections?
...; break }
}
result
}
}
In contrast, the Iterable subtract overrides this implementation and calls find on the Iterator, which simply stops iterating once the element is found:
trait Iterable {
override /*TraversableLike*/ def find(p: A => Boolean): Option[A] =
iterator.find(p)
...
Why use strong named assemblies?
... strongly named assembly to fail by modifying it, but it loaded without incident.
– Jens
Mar 1 '10 at 7:13
19
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Resuming git-svn clone
...e is confirmed by several sources:
Git svn and Gnome blog entry
(Incidentally, if during the initial clone step your connection dies or you need to stop it then to resume the clone you just have to run the above command to resume downloading the history).
Hacker News
There seems to be...
PHP memory profiling
...
If it helps anyone... when using php-fpm, pid might not change between different request. With default profiler_output_name, this leads xdebug to overwrite previous data. Change this value using something else from xdebug.org/docs/all_settings#trace_output_name
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Android: how to draw a border to a LinearLayout
...
Do you really need to do that programmatically?
Just considering the title: You could use a ShapeDrawable as android:background…
For example, let's define res/drawable/my_custom_background.xml as:
<shape xmlns:android="http://schemas.android.com/apk/res/android"
andro...
SVG fill color transparency / alpha?
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MDN provides a good overview of the this and other related attributes in their SVG Tutorial, developer.mozilla.org/en-US/docs/Web/SVG/Tutorial/…
– t-mart
Feb 15 '14 at 22:30
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Control the size of points in an R scatterplot?
... to be too small, but pch=19 to be too fat. Is there something in the middle or some way to scale the dots down somehow?
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