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Codebales holds an ever growing number of solutions to problems that we have experienced in our day to day code writing
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Andrew Fletcher
•
In Vim, following is an outline of the vi(m) functions you can utilise whilst in command mode - yes they are case sensitive
action
outcome
a
change to insert mode (after cursor)
A
change to insert mode (at end of line)
dd
delete one line
G
go to end of the file
1G
go to top of the file
i
change to insert mode (before cursor)
J
merge next line with this one
p
paste deleted or yanked text after cursor
P
paste deleted or yanked text before cursor
r
replace one...
Andrew Fletcher
•
ERROR Error: Uncaught (in promise): TypeError: undefined is not an object...
Andrew Fletcher
•
Working through an app project I inherited using Ionic, Angular and ngx-leaflet...
Andrew Fletcher
•
The issue
Text through the app is being rendered as
<p>Depletion...
Andrew Fletcher
•
Wanting to create a new repository on GitHub, add in a few of the available...
Andrew Fletcher
•
Core Data - customising our data model
When you are using Core Data, and let's say that you have a requirement to have an attribute where the options available should be a defined list. Such as "Not Started", "Pending", "In Development" and "Completed". How do you create this as an option in Core Data?
Thinking out loud, the practical solution would be to use an enum. But how do you use a enum in this instance? As you might have noticed, unfortunately, it...
Andrew Fletcher
•
Regular expressions (regex) are extremely useful in extracting information from...
Andrew Fletcher
•
Whilst updating nodejs and npm on a Centos 6 or 7 server running Apache, I...
Andrew Fletcher
•
Images
For some time, when looking for images online for your app or site I have...
Andrew Fletcher
•
The purple warning notification of annoyance recently came my way! I...
Andrew Fletcher
•
I'm currently working on a project that requires login, register, forget password functionality in SwiftUI. As I'm developing the code, I came across a great resource for validating an email address with Regex:
http://emailregex.com/
In the end, I leveraged the worked produced on https://stackoverflow.com/questions/25471114/how-to-validate-an-e-mail-address-in-swift
The code used:
extension String {
var isValidEmail: Bool {
let name =...
Andrew Fletcher
•
iOS localization on the fly
If you have added languages to your app......
Andrew Fletcher
•
Recently I had an error with a domain smtp server not recognising port 587....
Andrew Fletcher
•
Adding an image via RESTUI can be done in a snap... once you know how! I...
Andrew Fletcher
•
Updating Realm and RealmSwift from 5.5.x to 10.0.0 brought in the following...