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How do I prevent a parent's onclick event from firing when a child anchor is clicked?
...er catches it.
There are two solutions to this is to check to see who actually originated the event. jQuery passes an eventargs object along with the event:
$("#clickable").click(function(e) {
var senderElement = e.target;
// Check if sender is the <div> element e.g.
// if($(e.ta...
How to leave/exit/deactivate a Python virtualenv
...
Usually, activating a virtualenv gives you a shell function named:
$ deactivate
which puts things back to normal.
I have just looked specifically again at the code for virtualenvwrapper, and, yes, it too supports deactivate ...
How to prove that a problem is NP complete?
...
As far as I remember, there is a theorem called the Cook-Levin theorem which states that SAT is NP-complete. That proof is quite a bit more complicated than what I outlined above and I don't think I can explain it in my own words.
– Laila Agaev
...
Android Drawing Separator/Divider Line in Layout?
... of other items like TextView. Is there a good widget for this. I don't really want to use an image as it would be hard to match the other components to it. And I want it to be relatively positioned as well. Thanks
...
Expert R users, what's in your .Rprofile? [closed]
... Yes, the local({ ... }) as shown in help(Startup) is what I usually do these days in Rprofile.site. Haven't needed the X11 hack in a while :)
– Dirk Eddelbuettel
Aug 27 '15 at 11:02
...
Spring MVC: How to perform validation?
...out that: I saw it validates a class. Does the class have to be filled manually with the values from the user input, and then passed to the validator?
...
What represents a double in sql server?
...appear to be 100% compatible in their binary representation of both very small and very large numbers -- see https://dotnetfiddle.net/wLX5Ox for my test).
To make things more confusing, a "float" in C# is only 32-bit, so it would be more equivalent in SQL to the real/float(24) type in MSSQL than fl...
How to kill a process running on particular port in Linux?
...TIME_WAIT state after the parent process is killed. The OS will then eventually completely close the port after about 60 seconds. It means that you can't reuse the port for at least 60 seconds (unless you give the reuse option to the socket).
– Mark Lakata
Sep ...
How can I fill out a Python string with spaces?
...idth=16,
)
Which results in (you guessed it):
'Hi '
And for all these, you can use python 3.6 f-strings:
message = 'Hi'
fill = ' '
align = '<'
width = 16
f'{message:{fill}{align}{width}}'
And of course the result:
'Hi '
...
mysql update column with value from another table
...answer if you need to change tableB.value according to tableA.value dynamically you can do for example:
UPDATE tableB
INNER JOIN tableA ON tableB.name = tableA.name
SET tableB.value = IF(tableA.value > 0, tableA.value, tableB.value)
WHERE tableA.name = 'Joe'
...