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Andrew Fletcher
•
Regular expressions (regex) are extremely useful in extracting information from any text by searching for one or more matches of a specific search pattern.
The basic anchors - ^ and $
expression
action
^The
matches any string that starts with The
end$
matches a string that ends with end
^The end$
exact string match (starts and ends with The end)
pragmatic
matches any string that has the text pragmatic in it
The basic quantifiers — * + ? and...
Andrew Fletcher
•
Whilst updating nodejs and npm on a Centos 6 or 7 server running Apache, I...
Andrew Fletcher
•
Recently I had an error with a domain smtp server not recognising port 587....
Andrew Fletcher
•
How to apply a gradient tint over a background image?
Set the background...
Andrew Fletcher
•
Working on formatting the date in Xcode, and you come across the situation where...
Andrew Fletcher
•
Adding a floating decimal point for n number of places is quite easy to achieve. The key to understand is the receive an outcome of a fraction the numbers need to be Double. So Int numbers will result in a whole number product. By way of example:
80 / 3 = 26
We know that this result is incorrect. To get the correct outcome the equation needs to be as follows:
80.0 / 3.0 = 26.666666666666667
If you have a whole number - add Double to the whole number. So...
Andrew Fletcher
•
During the process of building the app, there are warnings about the code....
Andrew Fletcher
•
https://github.com/kylebrowning/waterwheel.swift
After a short amount searching...
Andrew Fletcher
•
If you have this error, the core issue is the dyld issue.
dyld
dyld is a...