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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
•
A summary of Node package commands
Short cut commands
npm install...
Andrew Fletcher
•
Updating NPM packages using npm update and I'm seeing the following response
npm...
Andrew Fletcher
•
Goal: Restrict content access through username and password entry on an Nginx...
Andrew Fletcher
•
Goal: Restrict content access through username and password entry.
1: Apache...
Andrew Fletcher
•
ERROR Error: Uncaught (in promise): TypeError: undefined is not an object (evaluating 'ce.imageURL')
Tools
Platform / package
Version
Xcode
13.2.1
Typescript / Angular
6
Cordova
Capacitor
The code where the error was being generated
if (!this.imageCollection) {
return baseUrl + req;
}
let image = this.imageCollection.find(obj => obj.fishID === fishId);
if (image.imageURL) {
return image.imageURL;
} else {
return baseUrl +...
Andrew Fletcher
•
This code is from Drupal 9 back-end for a React front-end via REST API.
Working...
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
•
Currently I'm working through an app that has been abandoned by the developers....
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....