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Andrew Fletcher
•
How to count the number of files in a directory. At some point you'll have a directory or directories that you need to know the number of files in them. On Linux, the list command (ls) is piped with the wc -l command.
ls | wc -lThis command works great if all the files are located in one directory. What about if you have multiple directories. Then you will need to use the find command piped with the wc command
find <directory> -type f | wc -lThis command only...
Andrew Fletcher
•
I've recently upgraded the server Ubuntu 20.04 updating the PHP version from 7.4...
Andrew Fletcher
•
Setting up the admin password.
Process:
1. Edit jetty.xml
To begin you...
Andrew Fletcher
•
Recently I have been investigating one of my Linux server's speed using the...
Andrew Fletcher
•
In this article I'll walk through the steps I went through to install Solr on...
Andrew Fletcher
•
Looking to install Solr on your server? Not sure if it worth the effort? Well, Apache Solr is the open-source, popular, super fast open source enterprise search platform from the Apache Lucene project. Written in Java, Solr is highly scalable, providing fault-tolerant distributed search and indexing.
Let's walk through the steps I went through to install Solr on Centos 7.
Step 1: Java
Check if Java is installed on your server:
java -versionNot there - then JAVA is the...
Andrew Fletcher
•
I had generated a backup of key directories on the server - see Create a...
Andrew Fletcher
•
Currently, I have a situation where I have two repositories. The first is...
Andrew Fletcher
•
Creating a bash script
Bash scripts are files containing code that tell your...
Andrew Fletcher
•
Accessing a remote server using PEM key, and I had the following...
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
•
How do you generate a .pem file from an existing .ppk key?
Is putty on your...
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....