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Should CSS always preceed Javascript?
...ll have a performance penalty on 15% of users globally; YMMV based on your site's specific audience. (And remember that number is shrinking.)
On mobile browsers, it's a little harder to get definitive numbers simply due to how heterogeneous the mobile browser and OS landscape is. Since speculativ...
Elegant setup of Python logging in Django
... the logger created above.
If my app is going to be potentially used in a site which doesn't configure logging in settings.py, I define a NullHandler somewhere as follows:
#someutils.py
class NullHandler(logging.Handler):
def emit(self, record):
pass
null_handler = NullHandler()
an...
MySQL error 2006: mysql server has gone away
...y be easier to check if the connection and re-establish it if needed.
See PHP:mysqli_ping for info on that.
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'0000-00-00 00:00:00' can not be represented as java.sql.Timestamp error
...er languages.
So, if I "just change the database", thousands of lines of PHP code will break.
Java programmers need to accept the MySQL zero-date and they need to put a zero date back into the database, when other languages rely on this "feature".
A programmer connecting to MySQL needs to handle...
How do I use CREATE OR REPLACE?
...
Does not work with Tables, only functions etc.
Here is a site with some examples.
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jQuery, simple polling example
...
function poll(){
$("ajax.php", function(data){
//do stuff
});
}
setInterval(function(){ poll(); }, 5000);
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Shortcut to exit scale mode in VirtualBox [closed]
...rked like a charm for me.
Source: https://forums.virtualbox.org/viewtopic.php?f=8&t=47821
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Replace transparency in PNG images with white background
...do not forget to do backup. More info here: imagemagick.org/script/mogrify.php
– tro
Jun 22 '17 at 17:28
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Good NumericUpDown equivalent in WPF? [closed]
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Recommendation requests for off-site resources or tools are off-topic on Stack Overflow. If you answer them, you specifically reinforce the belief that Stack Overflow is a good place to answer those questions. It is not. Please don't answer these questions ...
Smooth scroll to div id jQuery
...
You need to animate the html, body
DEMO http://jsfiddle.net/kevinPHPkevin/8tLdq/1/
$("#button").click(function() {
$('html, body').animate({
scrollTop: $("#myDiv").offset().top
}, 2000);
});
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