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Insert text with single quotes in PostgreSQL
...$
Which can be nested any number of levels:
$token2$Inner string: $token1$escape ' with ''$token1$ is nested$token2$
Pay attention if the $ character should have special meaning in your client software. You may have to escape it in addition. This is not the case with standard PostgreSQL clients...
Rails where condition using NOT NIL
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516
The canonical way to do this with Rails 3:
Foo.includes(:bar).where("bars.id IS NOT NULL")
A...
How to read a single character from the user?
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195
Here's a link to a site that says how you can read a single character in Windows, Linux and OS...
How do you format the day of the month to say “11th”, “21st” or “23rd” (ordinal indicator)?
I know this will give me the day of the month as a number ( 11 , 21 , 23 ):
19 Answers
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List comprehension rebinds names even after scope of comprehension. Is this right?
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172
List comprehensions leak the loop control variable in Python 2 but not in Python 3. Here's Gu...
Find difference between timestamps in seconds in PostgreSQL
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edited May 20 '14 at 15:58
altermativ
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answ...
How to set the maximum memory usage for JVM?
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edited Feb 27 '14 at 15:23
Erik Kaplun
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Python strptime() and timezones?
...'t work with %Z, so the case is important. See the following example:
In [1]: from datetime import datetime
In [2]: start_time = datetime.strptime('2018-04-18-17-04-30-AEST','%Y-%m-%d-%H-%M-%S-%Z')
In [3]: print("TZ NAME: {tz}".format(tz=start_time.tzname()))
TZ NAME: None
In [4]: start_time = d...
PHP: Return all dates between two dates in an array [duplicate]
...k at the DatePeriod class:
$period = new DatePeriod(
new DateTime('2010-10-01'),
new DateInterval('P1D'),
new DateTime('2010-10-05')
);
Which should get you an array with DateTime objects.
To iterate
foreach ($period as $key => $value) {
//$value->format('Y-m-d') ...