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Change the image source on rollover using jQuery
... This doesnt work if the src is an absolute url with a . in it (like www.example.com)
– Kieran Andrews
Feb 22 '11 at 23:32
8
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phpinfo() - is there an easy way for seeing it?
...
Use the command line.
touch /var/www/project1/html/phpinfo.php && echo '<?php phpinfo(); ?>' >> /var/www/project1/html/phpinfo.php && firefox --url localhost/project1/phpinfo.php
Something like that? Idk!
...
How do I delete an exported environment variable?
... all the above, I assume that the variable name is 'x'.
credits:
https://www.cyberciti.biz/faq/unix-linux-difference-between-set-and-setenv-c-shell-variable/
https://www.oreilly.com/library/view/solaristm-7-reference/0130200484/0130200484_ch18lev1sec24.html
...
MySQL pagination without double-querying?
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This post from the MySQL performance blog explains this further:
http://www.mysqlperformanceblog.com/2007/08/28/to-sql_calc_found_rows-or-not-to-sql_calc_found_rows/
For more information on optimising pagination, check this post and this post.
...
changing source on html5 video tag
...ce = document.createElement('source');
source.setAttribute('src', 'http://www.tools4movies.com/trailers/1012/Kill%20Bill%20Vol.3.mp4');
video.appendChild(source);
video.play();
setTimeout(function() {
video.pause();
source.setAttribute('src', 'http://www.tools4movies.com/trailers/1012/...
How do I change Bootstrap 3 column order on mobile layout?
...
main
</div>
</div>
Bootstrap 4(alpha 6): http://www.codeply.com/go/bBMOsvtJhD
Bootstrap 4.1: https://www.codeply.com/go/e0v77yGtcr
Original 3.x Answer
For the original question based on Bootstrap 3, the solution was to use push-pull for the larger widths, and then the ...
Catch Ctrl-C in C
...
Check here:
http://www.csl.mtu.edu/cs4411.ck/www/NOTES/signal/install.html
Note: Obviously, this is a simple example explaining just how to set up a CtrlC handler, but as always there are rules that need to be obeyed in order not to break som...
How do you access command line arguments in Swift?
...ence. I made a Swift port of the GNU example in C one can find at:
http://www.gnu.org/software/libc/manual/html_node/Example-of-Getopt.html
with a full description. It's tested and fully functional. It doesn't require Foundation either.
var aFlag = 0
var bFlag = 0
var cValue = String()
let ...
Should URL be case sensitive?
...erefore should be normalized to lowercase. For example, the URI HTTP://www.EXAMPLE.com/ is equivalent to http://www.example.com/. The other generic syntax components are assumed to be case-sensitive unless specifically defined otherwise by the scheme."
– Daniel W....
What is the best regular expression to check if a string is a valid URL?
... (actually IRI, internationalized) pattern to comply with RFC 3987 (http://www.faqs.org/rfcs/rfc3987.html). These are in PCRE syntax.
For absolute IRIs (internationalized):
/^[a-z](?:[-a-z0-9\+\.])*:(?:\/\/(?:(?:%[0-9a-f][0-9a-f]|[-a-z0-9\._~\x{A0}-\x{D7FF}\x{F900}-\x{FDCF}\x{FDF0}-\x{FFEF}\x{1000...