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What is The difference between ListBox and ListView
...ty. This property allows you to specify a predefined way of displaying the items. The only predefined view in the BCL (Base Class Library) is GridView, but you can easily create your own.
Another difference is the default selection mode: it's Single for a ListBox, but Extended for a ListView
...
Big O of JavaScript arrays
Arrays in JavaScript are very easy to modify by adding and removing items. It somewhat masks the fact that most languages arrays are fixed-size, and require complex operations to resize. It seems that JavaScript makes it easy to write poorly performing array code. This leads to the question:
...
Doctrine and composite unique keys
...n to several lines to make it more readable especially if you have several items to mention (index in the example below).
use Doctrine\ORM\Mapping as ORM;
/**
* VideoSettings
*
* @ORM\Cache(usage="NONSTRICT_READ_WRITE")
* @ORM\Entity(repositoryClass="AppBundle\Repository\VideoSettingsRepositor...
Extract a substring from a string in Ruby using a regular expression
...lt;([^>]*)>/).last.first
scan creates an array which, for each <item> in String1 contains the text between the < and the > in a one-element array (because when used with a regex containing capturing groups, scan creates an array containing the captures for each match). last gives...
Do you continue development in a branch or in the trunk? [closed]
...'re developing a software product that has periodic releases. What are the best practices with regard to branching and merging? Slicing off periodic release branches to the public (or whomever your customer is) and then continuing development on the trunk, or considering the trunk the stable version...
Save classifier to disk in scikit-learn
...if type(self).__module__.startswith('sklearn.'):
return dict(state.items(), _sklearn_version=__version__)
else:
return state
The recommended method to save your model to disc is to use the pickle module:
from sklearn import datasets
from sklearn.svm import SVC
iris = datasets....
Programming with white text on black background?
... and the surrounding lighting should be small, so a white background works best with the well lit room most people use computers in most of the time. If you are programming in the darkness a black background would give less contrast, but then it's more a question of why you don't have proper lightin...
How to create multiple levels of indentation in Javadoc?
...
Your code results in a list with empty items. Though it's properly nested in HTML, the rendered result is ugly.
– naXa
Apr 27 '18 at 12:41
...
WAMP/XAMPP is responding very slow over localhost
...ed to High Performance. You can do this in Control Panel\All Control Panel Items\Power Options
Disable IPv6
The credits of this particular task go to Jef where he pointed this out in his blog post. From the Windows 8 desktop, press the Windows Key and the R key at the same time
Type regedit i...
Mod of negative number is melting my brain
...ng: (A) it should return 2 and (B) it does return 2; try running the code. Item (A): to find mod(-10, 6) by hand, you either add or subtract 6 repetitively until the answer is in the range [0, 6). This notation means "inclusive on the left, and exclusive on the right". In our case, we add 6 twice, g...