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What does Expression.Quote() do that Expression.Constant() can’t already do?
...ld be used explicitly if you're going to use it. You're suggesting that in order to be parsimonious about not adding one extra factory method and node type amongst the several dozen already there, that we add a bizarre corner case to constants, so that constants are sometimes logically constants, an...
Can I add jars to maven 2 build classpath without installing them?
...itory, while automatically resolving all metadata (groupId, artifactId and etc.) from names of files. The script also prints out the dependencies xml for you to copy-paste in your pom.
Include the dependencies in your target package
When you'll have your in-project repository created you'll have sol...
static files with express.js
... set false or to supply a new index pass a string or an array in preferred order.
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Creating an empty list in Python
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Highly active question. Earn 10 reputation in order to answer this question. The reputation requirement helps protect this question from spam and non-answer activity.
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What is the difference between lock and Mutex?
...re are several other "minor" differences, like how abandonment is handled, etc.
The same can be said about ReaderWriterLock and ReaderWriterLockSlim in 3.5, Semaphore and the new SemaphoreSlim in .NET 4.0 etc.
It is true that the latter xxSlim classes cannot be used as a system-wide sync primitives...
grep a tab in UNIX
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@AntonioCS as noted above by SamKrieg, in order to have the Shell let you type any character, just type CTRL-v first. See also askubuntu.com/questions/53071/…
– Denis Arnaud
Aug 1 '12 at 13:55
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Removing nan values from an array
... If you're using numpy both my answer and that by @lazy1 are almost an order of magnitude faster than the list comprehension - lazy1's solution is slightly faster (though technically will also not return any infinity values).
– jmetz
Jul 24 '12 at 13:54
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Does PHP have threading?
...ccur, when the copies have been made the locks are released, in a sensible order.
This means:
When a write occurs, not only are a read and write lock held, but an
additional access lock. The table itself is locked down, there is no
possible way another context can lock, read, write or affect it....
Extracting specific columns in numpy array
...00288],
[0.76385882, 0.11002419]])
The columns need not to be in order:
>>> m[:,[2, 1, 3]]
matrix([[0.69774588, 0.65999332, 0.007355 ],
[0.43158254, 0.67463754, 0.95367876],
[0.12153138, 0.86431513, 0.73006437],
[0.08400288, 0.66139215, 0.56769924],
...
Redis command to get all available keys?
...case KEYS command was not retrieving results because my database was 1. In order to select the db you want, use SELECT.
The db is identified by an integer.
SELECT 1
KEYS *
I post this info because none of the previous answers was solving my issue.
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