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What are the best practices to follow when declaring an array in Javascript?
... Counter-disclaimer: it has however been exceedingly helpful and useful to enhance the Array constructor over the years.
– Erik Reppen
May 23 '13 at 0:23
add a comment
...
How can I sharpen an image in OpenCV?
... edge
and high frequency. For sharpening an image these transitions can be
enhanced further.
One way is to convolve a self made filter kernel with the image.
import cv2
import numpy as np
image = cv2.imread('images/input.jpg')
kernel = np.array([[-1,-1,-1],
...
What are named pipes?
.... Data transmissions can also take advantage of TCP/IP Sockets performance enhancement mechanisms such as windowing, delayed acknowledgements, and so on. This can be very helpful in a slow network. Depending on the type of applications, such performance differences can be significant.
TCP/IP Socket...
What is the maximum length of a Push Notification alert text?
...
The limit of the enhanced format notifications is documented here.
It explicitly states:
The payload must not exceed 256 bytes and must not be null-terminated.
ascandroli claims above that they were able to send messages with 1400 char...
How to find where a method is defined at runtime?
...the case for separating method definitions into
# modules, especially when enhancing built-in classes.
module Perpetrator
def crime
end
end
class Fixnum
include Perpetrator
end
p 2.method(:crime) # The "2" here is an instance of Fixnum.
#<Method: Fixnum(Perpetrator)#crime>
If you're ...
Image Greyscale with CSS & re-color on mouse-over?
...rowser support (current versions) and just use CSS. This is a progressive enhancement approach which just falls back to color versions on older browsers:
img {
filter: url(filters.svg#grayscale);
/* Firefox 3.5+ */
filter: gray;
/* IE6-9 */
-webkit-filter: grayscale(1);
/* Google Chrom...
How to use GROUP BY to concatenate strings in SQL Server?
...ight years later... Microsoft SQL Server vNext Database Engine has finally enhanced Transact-SQL to directly support grouped string concatenation. The Community Technical Preview version 1.0 added the STRING_AGG function and CTP 1.1 added the WITHIN GROUP clause for the STRING_AGG function.
Referen...
how to reference a YAML “setting” from elsewhere in the same YAML file?
...th multiple files, you will probably do best to evaluate a standalone YAML-enhancement library, such as one listed here. github.com/dreftymac/dynamic.yaml/blob/master/…
– dreftymac
Aug 24 '16 at 23:16
...
Operator overloading in Java
...kes the code less readable when used badly. When used well, it can greatly enhance readability IMO. Look at code which uses BigInteger in Java, then look at similar code using BigInteger in C# using operators. I don't see how delegates break OOP principles - you need to be much more precise than tha...
.NET - How can you split a “caps” delimited string into an array?
...
Can this be enhanced to handle abbreviations for example by adding a space before the last uppercase in a series of uppercase letters e.g BOEForecast => BOE Forecast
– Nepaluz
Jul 19 '19 at 11:38...