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Spark java.lang.OutOfMemoryError: Java heap space
...rk (and are leaving a little for other processes), then use 6g rather than 4g, spark.executor.memory=6g. Make sure you're using as much memory as possible by checking the UI (it will say how much mem you're using)
Try using more partitions, you should have 2 - 4 per CPU. IME increasing the number o...
List files with certain extensions with ls and grep
I just want to get the files from the current dir and only output .mp4 .mp3 .exe files nothing else.
So I thought I could just do this:
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How to use background thread in swift?
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edited Jun 26 '17 at 11:46
answered Jul 31 '14 at 23:15
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Python Git Module experiences? [closed]
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edited Jan 31 '13 at 14:13
answered Dec 20 '11 at 15:49
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How to hide 'Back' button on navigation bar on iPhone?
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How can I use “” in javadoc without formatting?
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edited May 4 '12 at 20:19
Hernán Eche
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opengl: glFlush() vs. glFinish()
...ious OpenGL commands must complete in finite time (OpenGL 2.1 specs, page 245). If you draw directly to the front buffer, this shall ensure that the OpenGL drivers starts drawing without too much delay. You could think of a complex scene that appears object after object on the screen, when you call ...
Android: remove notification from notification bar
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This is quite simple. You have to call cancel or cancelAll on your NotificationManager. The para...
How can I delete multiple lines in vi?
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answered Apr 10 '13 at 7:40
nperson325681nperson325681
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Difference between Covariance & Contra-variance
...mal ⇒ Animal
Banana ⇒ Banana
Banana ⇒ Fruit
Fruit ⇒ Fruit
In C# 4, which supports covariant assignment compatibility of certain interfaces, there is an assignment compatibility relationship between pairs of types in the second set:
IE<Tiger> ⇒ IE<Tiger>
IE<Tiger> ...