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How to get the IP address of the docker host from inside a docker container
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24 Answers
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SQLite - UPSERT *not* INSERT or REPLACE
...PSERT support in SQLite! UPSERT syntax was added to SQLite with version 3.24.0!
UPSERT is a special syntax addition to INSERT that causes the INSERT to behave as an UPDATE or a no-op if the INSERT would violate a uniqueness constraint. UPSERT is not standard SQL. UPSERT in SQLite follows the syntax...
Bash set +x without it being printed
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147
I had the same problem, and I was able to find a solution that doesn't use a subshell:
set -x
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Check for internet connection availability in Swift
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answered Sep 10 '14 at 20:22
IsuruIsuru
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endsWith in JavaScript
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UPDATE (Nov 24th, 2015):
This answer is originally posted in the year 2010 (SIX years back.) so please take note of these insightful comments:
Shauna - Update for Googlers - Looks like ECMA6 adds this function. The MDN article also sho...
Select random row from a sqlite table
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Adriaan StanderAdriaan Stander
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Argparse optional positional arguments?
... techtonik
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answered Dec 18 '10 at 21:15
Vinay SajipVinay Sajip
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Time complexity of Sieve of Eratosthenes algorithm
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4 Answers
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Disable sorting for a particular column in jQuery DataTables
...taTables?
– Dan Nissenbaum
Feb 13 '14 at 6:49
1
-1 is the index counting from the end of the tabl...
How can I generate random alphanumeric strings?
...ring(int length)
{
const string chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
return new string(Enumerable.Repeat(chars, length)
.Select(s => s[random.Next(s.Length)]).ToArray());
}
(Note: The use of the Random class makes this unsuitable for anything security related, such as c...