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WPF: Grid with column/row margin/padding?
... benefit of reacting properly to changes in orientation, expand/collapses, etc.
<Grid>
<Grid.RowDefinitions>
<RowDefinition />
<RowDefinition />
</Grid.RowDefinitions>
<custom:MyRowObject Style="YourStyleHereOrGeneralSetter" Grid.Row="0" />
<c...
Restricting input to textbox: allowing only numbers and decimal point
...f the solutions restrict the usage of non-character keys like ctrl+c, Pos1 etc.
I suggest rather than checking every key press you check whether the result is valid in respect to your expectations.
var validNumber = new RegExp(/^\d*\.?\d*$/);
var lastValid = document.getElementById("test1").v...
What are best practices for REST nested resources?
...thin a method on ApiController. In Spring Secirity, SecurityContextHolder.getContext().getAuthentication().getPrincipal() will help you. In AWS NodeJS Lambda, that is cognito:username in headers object.
– Long Nguyen
Aug 16 '19 at 7:57
...
Calculating Distance between two Latitude and Longitude GeoCoordinates
...tic UnitOfLength Miles = new UnitOfLength(1);
private readonly double _fromMilesFactor;
private UnitOfLength(double fromMilesFactor)
{
_fromMilesFactor = fromMilesFactor;
}
public double ConvertFromMiles(double input)
{
return input*_fromMilesFactor;
}
...
Difference between malloc and calloc?
...e client process. This works same way memory mapped files, virtual memory, etc. work.. it uses paging.
Here is one optimization story about the topic:
http://blogs.fau.de/hager/2007/05/08/benchmarking-fun-with-calloc-and-zero-pages/
...
When should I use the HashSet type?
...d some items, the set won't remember which one was first, and which second etc.
Can't install Ruby under Lion with RVM – GCC issues
...extra parameter rvm install 1.9.3 --with-gcc=clang --with-readline-dir=$rvm_path/usr it installed successfully.
– leandro
Nov 27 '11 at 13:01
7
...
Can't find a “not equal” css attribute selector
...='') for 50 divs and other 50 divs have different foo value say foo=x or y etc then you need to write 50 selectors if we follow above solution
– Shoaib Chikate
Aug 13 '14 at 13:23
...
How to create custom easing function with Core Animation?
...teresting easing function than the few provided by Apple (EaseIn/EaseOut etc). For instance, a bounce or elastic function.
...
Moving average or running mean
...
UPD: more efficient solutions have been proposed by Alleo and jasaarim.
You can use np.convolve for that:
np.convolve(x, np.ones((N,))/N, mode='valid')
Explanation
The running mean is a case of the mathematical operation of convolution. For the running mean, you slide...