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Regex for string not ending with given suffix
... a one character. However, if we want to exclude whole string, e.g. "abc", then:
.*[^a][^b][^c]$
won't do. It won't accept ac, for example.
There is an easy solution for this problem though. We can simply say:
.{,2}$|.*[^a][^b][^c]$
or more generalized version:
.{,n-1}$|.*[^firstchar][^secondc...
Storing money in a decimal column - what precision and scale?
...gers or fixed-decimal types, and if you choose to use a fixed-decimal type then make sure you understand exactly what that type does under the hood (ie, does it internally use an integer or floating point type).
When you do need to do calculations or conversions:
Convert values to floating point
...
How is mime type of an uploaded file determined by browser?
...t is, we first check a hard-coded list (that cannot be
// overridden), and then if not found there, we defer to the system registry.
// Finally, we scan a secondary hard-coded list to catch types that we can
// deduce but that we also want to allow the OS to override.
The hard-coded lists come a bi...
How do I remove msysgit's right click menu options?
...he setup and uncheck the option, or uninstall and reinstall and uncheck it then.
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Difference between jQuery `click`, `bind`, `live`, `delegate`, `trigger` and `on` functions (with an
...e when this code was run to attach the handler (e.g. the selector found it then) won't get the handler.
.live() and .delegate() are similarly related, .delegate() actually uses .live() internally, they both listen for events to bubble. This works for new and old elements, they bubble events the sa...
What are Aggregates and PODs and how/why are they special?
...n aggregates, read only the first part. If you are interested only in PODs then you must first read the definition, implications, and examples of aggregates and then you may jump to PODs but I would still recommend reading the first part in its entirety. The notion of aggregates is essential for def...
Pan & Zoom Image
...ipToBounds property set to True. The RenderTransformOrigin on the image is then set to 0.5,0.5 so the image will start zooming on the center of the image. The RenderTransform is also set to a TransformGroup containing a ScaleTransform and a TranslateTransform.
I then handled the MouseWheel event on...
SortedList, SortedDictionary and Dictionary
...
If your Collectionneeds to be sorted then you can forget about Hashtable and Dictionary: if you populate your Collection in one shot -> go for SortedList, but if you anticipate you will often need to .Add and .Remove items -> go for SortedDictionary.
...
Rotating a point about another point (2D)
...
First subtract the pivot point (cx,cy), then rotate it, then add the point again.
Untested:
POINT rotate_point(float cx,float cy,float angle,POINT p)
{
float s = sin(angle);
float c = cos(angle);
// translate point back to origin:
p.x -= cx;
p.y -= cy;...
HTML5 Local storage vs. Session storage
...first, it will be available in http but if you create sessionStore in http then will not be available in http
– Shahdat
Aug 26 '16 at 23:51
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