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libpthread.so.0: error adding symbols: DSO missing from command line
...nd line after the object files being compiled:
gcc -Wstrict-prototypes -Wall -Wno-sign-compare -Wpointer-arith -Wdeclaration-after-statement -Wformat-security -Wswitch-enum -Wunused-parameter -Wstrict-aliasing -Wbad-function-cast -Wcast-align -Wstrict-prototypes -Wold-style-definition -Wmissing-pr...
Where are the recorded macros stored in Notepad++?
... https://superuser.com/questions/332481/how-can-i-add-a-macro-in-notepad. Tested with Notepad v6.8.3 on Windows7.)
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Python, remove all non-alphabet chars from string
... Hmm, I can quite track it down, but what about the pattern to remove all non-alphanumerics excluding spaces?
– KDecker
Mar 20 '14 at 0:45
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How does type Dynamic work and how to use it?
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Scalas type Dynamic allows you to call methods on objects that don't exist or in other words it is a replica of "method missing" in dynamic languages.
It is correct, scala.Dynamic doesn't have any members, it is just a marker interface - the co...
64-bit version of Boost for 64-bit windows
... Boost supports VS2017 compiler from a certain version above. I used the latest version (1.65.1).
I used this scripts for building boost for x64 and x86 platforms, lib and dll, debug and release for VS2017, VS2015 and VS2013:
md stage\VS2017\x64
md stage\VS2015\x64
md stage\VS2013\x64
b2 --st...
Cannot resolve the collation conflict between “SQL_Latin1_General_CP1_CI_AS” and “Latin1_General_CI_
...lations are needed and used when ordering and comparing strings. It's generally a good idea to have a single, unique collation used throughout your database - don't use different collations within a single table or database - you're only asking for trouble....
Once you've settled for one single col...
Python executable not finding libpython shared library
I am installing Python 2.7 on CentOS 5. I built and installed Python as follows
9 Answers
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How do I add indices to MySQL tables?
... into using the index by index hint sytax, but if you do, be sure run some tests to determine whether it actually improves performance to use the index as you hint it.
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What is the difference between HAVING and WHERE in SQL?
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This is more useful than it sounds. For example, consider this query to test whether the name column is unique for all values in T:
SELECT 1 AS result
FROM T
HAVING COUNT( DISTINCT name ) = COUNT( name );
There are only two possible results: if the HAVING clause is true then the result with ...
Better way to shuffle two numpy arrays in unison
...t the current behavior is perhaps unlikely to change, and a very simple doctest does make confirming correct behavior very easy...
– Josh Bleecher Snyder
Jan 5 '11 at 17:49
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