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URLs: Dash vs. Underscore [closed]
...le Webmasters: youtube.com/watch?v=AQcSFsQyct8. Per that video (admittedly now 6 years old and possibly not representing the contemporary status quo), foo_bar is treated as a single word while foo-bar is treated as two words - precisely the opposite of what this answer speculates is the case.
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arrayfun can be significantly slower than an explicit loop in matlab. Why?
...n2 10.392475 seconds.
Soln3 0.239023 seconds.
Oli 0.010672 seconds.
Now, while the fully 'vectorized' solution is clearly the fastest, you can see that defining a function to be called for every x entry is a huge overhead. Just explicitly writing out the computation got us factor 5 speedup. I...
jQuery Validate - Enable validation for hidden fields
...ge should make the setup of forms with hidden elements
easier, these are now ignored by default (option “ignore” has
“:hidden” now as default). In theory, this could break an existing
setup. In the unlikely case that it actually does, you can fix it by
setting the ignore-option to ...
HTTP redirect: 301 (permanent) vs. 302 (temporary)
...not attempt to request the original location but use the new location from now on.
Status 302 means that the resource is temporarily located somewhere else, and the client/browser should continue requesting the original url.
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How can a web application send push notifications to iOS devices? [closed]
...ort push notifications.
UPDATE:
Mac OS X 10.9 & Safari 7 websites can now also send push notifications, but this still does not apply to iOS.
Read the Notification Programming Guide for Websites. Also check out WWDC 2013 Session 614.
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What is the use of ObservableCollection in .net?
...ed,
INotifyPropertyChanged
As such it is very useful when you want to know when the collection has changed. An event is triggered that will tell the user what entries have been added/removed or moved.
More importantly they are very useful when using databinding on a form.
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Connection pooling options with JDBC: DBCP vs C3P0
...a shelf, the Apache Commons folk have taken DBCP out of dormancy and it is now, once again, an actively developed project. Thus my original post may be out of date.
That being said, I haven't yet experienced this new upgraded library's performance, nor heard of it being de-facto in any recent app ...
Why use pointers? [closed]
I know this is a really basic question, but I've just started with some basic C++ programming after coding a few projects with high-level languages.
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Formatting “yesterday's” date in python
... for options, you can as well use Pendulum (pendulum.eustace.io): pendulum.now().subtract(days=-1).strftime('%m%d%y')
– AFD
May 15 '19 at 11:22
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How ListView's recycling mechanism works
...s advice I was able to change how I added Views to my GridView. Problem is now I have something that does not make sense. This is my getView from my BaseAdapter :
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