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Double Negation in C++
I just came onto a project with a pretty huge code base.
14 Answers
14
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'and' (boolean) vs '&' (bitwise) - Why difference in behavior with lists vs numpy arrays?
...umPy arrays (of length > 1) have no truth value as this prevents vector-based logic confusion.
Example 4 is simply a vectorized bit and operation.
Bottom Line
If you are not dealing with arrays and are not performing math manipulations of integers, you probably want and.
If you have vectors o...
How do I capture the output of a script if it is being ran by the task scheduler?
...string output of internal Windows environment variables and slices them up based on character position. Because of this, the exact values supplied in the examples below may not be correct for the region of Windows you use. Also, with some regional settings, some components of the date or time may ...
The quest for the Excel custom function tooltip
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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Proper way to handle multiple forms on one page in Django
...e is my simplified example of two forms AForm and BForm using TemplateView based on the answers by @adam-nelson and @daniel-sokolowski and comment by @zeraien (https://stackoverflow.com/a/17303480/2680349):
# views.py
def _get_form(request, formcls, prefix):
data = request.POST if prefix in req...
JavaScript: clone a function
...h assertion errors are included in the gist's comment.
Plus my two cents (based on the author's suggestion):
clone0 cent (faster but uglier):
Function.prototype.clone = function() {
var newfun;
eval('newfun=' + this.toString());
for (var key in this)
newfun[key] = this[key];
return ne...
Bidirectional 1 to 1 Dictionary in C#
...ection<KeyValuePair<TKey, TValue>> (this one and below are the base interfaces of the ones above)
ICollection
IReadOnlyCollection<KeyValuePair<TKey, TValue>>
IEnumerable<KeyValuePair<TKey, TValue>>
IEnumerable
Serialization using SerializableAttribute.
Debug view...
使用虚拟现实和App Inventor进行实验 · App Inventor 2 中文网
..., white, white, white);
You can find some more textures for your demo here.
As it was mentioned in the start of the section, JMini3d is using resource folder for textures rendering, so textures are now hard-coded.
GvrActivity has several lifecycle callbacks, and one of ...
How can I determine if a JavaScript variable is defined in a page? [duplicate]
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Brian Webster
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answered Sep 26 '08 at 10:44
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How do I get the real .height() of a overflow: hidden or overflow: scroll div?
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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