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PostgreSQL - max number of parameters in “IN” clause?
...n on test (cost=0.00..1.30 rows=30 width=208)
-> Hash (cost=0.03..0.03 rows=2 width=4)
-> Values Scan on "*VALUES*" (cost=0.00..0.03 rows=2 width=4)
We can see that postgres build temp table and join with it
...
How to add leading zeros for for-loop in shell? [duplicate]
...
Use the following syntax:
$ for i in {01..05}; do echo "$i"; done
01
02
03
04
05
Disclaimer: Leading zeros only work in >=bash-4.
If you want to use printf, nothing prevents you from putting its result in a variable for further use:
$ foo=$(printf "%02d" 5)
$ echo "${foo}"
05
...
Why should text files end with a newline?
...
Source: https://pubs.opengroup.org/onlinepubs/9699919799/basedefs/V1_chap03.html#tag_03_206
An incomplete line as:
A sequence of one or more non- <newline> characters at the end of the file.
Source: https://pubs.opengroup.org/onlinepubs/9699919799/basedefs/V1_chap03.html#tag_03_195
A...
Generating a drop down list of timezones with PHP
...abs(intval($offset % 3600 / 60));
return 'GMT' . ($offset ? sprintf('%+03d:%02d', $hours, $minutes) : '');
}
function format_timezone_name($name) {
$name = str_replace('/', ', ', $name);
$name = str_replace('_', ' ', $name);
$name = str_replace('St ', 'St. ', $name);
return $nam...
Best way to compare dates in Android
....
– Simon Dorociak
May 27 '12 at 15:03
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Waiting until two async blocks are executed before starting another block
... could produce output like this:
2012-08-11 16:10:18.049 Dispatch[11858:1e03] Block1
2012-08-11 16:10:18.052 Dispatch[11858:1d03] Block2
2012-08-11 16:10:23.051 Dispatch[11858:1e03] Block1 End
2012-08-11 16:10:26.053 Dispatch[11858:1d03] Block2 End
2012-08-11 16:10:26.054 Dispatch[11858:1d03] Block...
Formatting a float to 2 decimal places
...nding.
– RenniePet
Nov 12 '17 at 15:03
add a comment
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The remote end hung up unexpectedly while git cloning
...e
< HTTP/1.1 200 OK
< Server: GitHub.com
< Date: Thu, 10 Oct 2013 03:28:14 GMT
< Content-Type: application/x-git-upload-pack-advertisement
< Transfer-Encoding: chunked
< Expires: Fri, 01 Jan 1980 00:00:00 GMT
< Pragma: no-cache
< Cache-Control: no-cache, max-age=0, must-reva...
How to print a string in fixed width?
... the number before s indicates the fixed width.
Some sample output:
2017-03-14 14:43:42,581 | this-app | INFO | running main
2017-03-14 14:43:42,581 | this-app.aux | DEBUG | 5 is an int!
2017-03-14 14:43:42,581 | this-app.aux | INFO | hello
2017-03-14 1...
How to allow remote connection to mysql
...t 10060 error
– Leo
Feb 8 '13 at 19:03
7
Hmm, you don't need to add it. Like my answer said, you...
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