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How to destroy an object?
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You're looking for unset().
But take into account that you can't explicitly destroy an object.
It will stay there, however if you unset the object and your script pushes PHP to the memory limits the objects not needed will be garbage collected....
what does -webkit-transform: translate3d(0,0,0); exactly do? Apply to body?
...be done by calculating each of the div and its options using a complicated set of validation. However, if you use a 3D function, each of the 2D elements you have are considered as 3D elements and we can perform a matrix transformation on these elements on the fly. However, most of the the elements a...
CSS technique for a horizontal line with words in the middle
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This is roughly how I'd do it: the line is created by setting a border-bottom on the containing h2 then giving the h2 a smaller line-height. The text is then put in a nested span with a non-transparent background.
h2 {
width: 100%;
text-align: center;
border-b...
Shrink a YouTube video to responsive width
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Also, to keep the video centered don't forget to use offset. For example: col-sm-8 col-sm-offset-2
– Nicolas
Mar 12 '18 at 20:37
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How do I create a custom iOS view class and instantiate multiple copies of it (in IB)?
...in IB simply drag out a UIView drop it on your view controller's view, and set it's class to your timer's class name.
Remember to #import your timer class in your view controller.
Edit: for IB design (for code instantiation see revision history)
I'm not very familiar at all with storyboard, but...
MySQL Error 1215: Cannot add foreign key constraint
...o search for the answer here, but everything I've found has said to either set the db engine to Innodb or to make sure the keys I'm trying to use as a foreign key are primary keys in their own tables. I have done both of these things, if I'm not mistaken. Any other help you guys could offer?
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Why does DEBUG=False setting make my django Static Files Access fail?
... app using Django as my workhorse. All has been well so far - specified db settings, configured static directories, urls, views etc. But trouble started sneaking in the moment I wanted to render my own beautiful and custom 404.html and 500.html pages.
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Queries vs. Filters
... Yep, that's exactly right. Any time you need to restrict the entire set of documents by some metric, that's usually a case that a filter is appropriate. So maybe by age, length, size, etc etc
– Zach
Jan 30 '13 at 20:44
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How can I use redis with Django?
.../redis-py
Redis is designed to be a RAM cache. It supports basic GET and SET of keys plus the storing of collections such as dictionaries. You can cache RDBMS queries by storing their output in Redis. The goal would be to speed up your Django site. Don't start using Redis or any other cache until ...
How to change UIPickerView height
...ht of UIPickerView? Some applications seem to have shorter PickerViews but setting a smaller frame doesn't seem to work and the frame is locked in Interface Builder.
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