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Unable to hide welcome screen in Emacs
... is the newer version. I don't know in which version that changed.
http://www.gnu.org/software/emacs/manual/html_node/emacs/Initial-Options.html
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Entity Attribute Value Database vs. strict Relational Model Ecommerce
... (EAV) and Joomla (regular relational structure):
https://forum.virtuemart.net/index.php?topic=58686.0
It seems, that Magento's EAV performance is a real showstopper.
That's why I'm leaning towards a normalized structure. To overcome the lack of flexibility I'm thinking about adding some separate ...
How to kill a child process after a given timeout in Bash?
...y installed otherwise use sudo apt-get install coreutils)
timeout 10 ping www.goooooogle.com
If you don't want to download something, do what timeout does internally:
( cmdpid=$BASHPID; (sleep 10; kill $cmdpid) & exec ping www.goooooogle.com )
In case that you want to do a timeout for long...
What is a non-capturing group in regular expressions?
...names and then reversing their order (thanks to named groups)... regexhero.net/tester/?id=16892996-64d4-4f10-860a-24f28dad7e30
– Steve Wortham
Aug 19 '10 at 15:43
2
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Format number to 2 decimal places
...ed to 0.16
TRUNCATE(0.164, 2)
-- will be evaluated to 0.16
docs: http://www.w3resource.com/mysql/mathematical-functions/mysql-truncate-function.php
With rounding:
ROUND(0.166, 2)
-- will be evaluated to 0.17
ROUND(0.164, 2)
-- will be evaluated to 0.16
docs: http://www.w3resource.com/mysql/m...
Bash script error [: !=: unary operator expected
... precise original values. And you're missing some quotes, which shellcheck.net will catch (with the warnings linked to a wiki page that describes why those quotes were important).
– Charles Duffy
Jan 14 '19 at 14:56
...
What is the difference between URI, URL and URN? [duplicate]
...mples in the RFC3986:
URL: ftp://ftp.is.co.za/rfc/rfc1808.txt
URL: http://www.ietf.org/rfc/rfc2396.txt
URL: ldap://[2001:db8::7]/c=GB?objectClass?one
URL: mailto:John.Doe@example.com
URL: news:comp.infosystems.www.servers.unix
URL: telnet://192.0.2.16:80/
URN (not URL): urn:oasis:names:specificatio...
What's the “Content-Length” field in HTTP header?
...ripts. In this case, the
Content-Type: header is usually
application/x-www-form-urlencoded,
and the Content-Length: header gives
the length of the URL-encoded form
data (here's a note on URL-encoding).
The CGI script receives the message
body through STDIN, and decodes it.
Here's a...
How to access route, post, get etc. parameters in Zend Framework 2
...All the above methods will work fine if your content-type is "application/-www-form-urlencoded".
But if your content-type is "application/json" then you will have to do the following:
$params = json_decode(file_get_contents('php://input'), true);
print_r($params);
Reason : See #7 in https://www.to...
Datatables: Cannot read property 'mData' of undefined
...out which table is related. For my case it is the default rendering of Asp.Net table, which is not standardized when the table is empty. Thanks for the tip!
– Hoàng Long
Jul 8 '16 at 9:35
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