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What is a race condition?
When writing multithreaded applications, one of the most common problems experienced is race conditions.
18 Answers
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Validating parameters to a Bash script
...ep -E -q '^[0-9]+$' || die "Numeric argument required, $1 provided"
while read dir
do
[ -d "$dir" ] || die "Directory $dir does not exist"
rm -rf "$dir"
done <<EOF
~/myfolder1/$1/anotherfolder
~/myfolder2/$1/yetanotherfolder
~/myfolder3/$1/thisisafolder
EOF
edit: I missed the par...
MongoDB vs. Cassandra [closed]
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Lots of reads in every query, fewer regular writes
Both databases perform well on reads where the hot data set fits in memory. Both also emphasize join-less data models (and encourage denormalization instead), and both provide inde...
What is aria-label and how should I use it?
A few hours ago I read about the aria-label attribute, which:
6 Answers
6
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REST URI convention - Singular or plural name of resource while creating it
...someone just put a one word answer and have it accepted so I don't have to read this all (again).
– Ben George
Sep 27 '16 at 4:58
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show 9 m...
python NameError: global name '__file__' is not defined
...(os.path.dirname(os.path.realpath('__file__')))
Source:
http://cx-freeze.readthedocs.org/en/latest/faq.html
Your old line (initial question):
def read(*rnames):
return open(os.path.join(os.path.dirname(__file__), *rnames)).read()
Substitute your line of code with the following snippet.
def fi...
.NET data structures: ArrayList, List, HashTable, Dictionary, SortedList, SortedDictionary — Speed,
...oncurrentDictionary added in .Net 4.0 provides a generic dictionary with Thread Safety
– Harindaka
Dec 21 '12 at 16:34
2
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Singleton pattern in nodejs - is it needed?
... real name of JavaScript if you didn't know)
When migrating to ECMAScript read the following for now: https://nodejs.org/api/esm.html#esm_writing_dual_packages_while_avoiding_or_minimizing_hazards
share
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What is an .inc and why use it?
...ured to parse.inc files as php. It doesn't actually need to be as they are read only from other php files in require/include. Is is safe? As Paulpro indicates you don't want the inquisitive end user reading code so you do want to configure the files to not be retrievable by the end user with somethi...
How to set cookie in node js using express framework?
...le.log('cookie created successfully');
} else {
// yes, cookie was already present
console.log('cookie exists', cookie);
}
next(); // <-- important!
});
// let static middleware do its job
app.use(express.static(__dirname + '/public'));
Also, middleware needs to either end a re...