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Why does multiprocessing use only a single core after I import numpy?
...affinity on import. As far as I can tell, this problem seems to be specifically caused by them linking against multithreaded OpenBLAS libraries.
A workaround is to reset the task affinity using
os.system("taskset -p 0xff %d" % os.getpid())
With this line pasted in after the module imports, my ex...
Is there any difference between GROUP BY and DISTINCT
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MusiGenesis' response is functionally the correct one with regard to your question as stated; the SQL Server is smart enough to realize that if you are using "Group By" and not using any aggregate functions, then what you actually mean is "Distinct" - and th...
How to use phpexcel to read data and insert into database?
...el_Cell::columnIndexFromString($sheet->getHighestColumn()); I am not infallible `
– Mark Baker
Jun 16 '13 at 21:48
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Node.js client for a socket.io server
...ocket.io server running and a matching webpage with a socket.io.js client. All works fine.
5 Answers
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NameError: global name 'xrange' is not defined in Python 3
...nchanged, and any
# range(...) replaced with list(range(...))
or replace all uses of xrange(...) with range(...) in the codebase and then use a different shim to make the Python 3 syntax compatible with Python 2:
try:
# Python 2 forward compatibility
range = xrange
except NameError:
p...
Android ViewPager with bottom dots
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No need for that much code.
You can do all this stuff without coding so much by using only viewpager with tablayout.
Your main Layout:
<RelativeLayout
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res...
Hibernate lazy-load application design
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As we all known, hibernate tries to be as non-invasive and as transparent as possible
I would say the initial assumption is wrong. Transaparent persistence is a myth, since application always should take care of entity lifecycle ...
Sharing src/test classes between modules in a multi-module maven project
...iques suggested in the comments, I would ensure your Data project contains all the test code that you wish to share and configure the POM to produce a test JAR:
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-jar-plugin</artifactId>
<ver...
Comparing strings with == which are declared final in Java
...nal and initialized with a compile-time constant expression (§15.28), is called a constant variable.
Also from JLS §15.28 - Constant Expression:
Compile-time constant expressions of type String are always "interned" so as to share unique instances, using the method String#intern().
This ...
Idiomatic way to convert an InputStream to a String in Scala
...uch the same thing. Not sure why you want to get lines and then glue them all back together, though. If you can assume the stream's nonblocking, you could just use .available, read the whole thing into a byte array, and create a string from that directly.
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