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Andrew Fletcher
•
When managing a server or developing applications, particularly on an Ubuntu system running Nginx, it's often necessary to verify the existence of files. This is crucial for tasks like deploying new versions, checking configuration files, or ensuring that required assets are in place. In this article, we'll explore how to use command-line queries to check if a file exists, highlighting various options and methods you can use.
Basic File Check with test Command
The test command is a simple...
Andrew Fletcher
•
To review the content of files being generated in the /tmp directory on an...
Andrew Fletcher
•
A growing list of commands I've used and what they do in no specific order
sudo...
Andrew Fletcher
•
When Solr is displaying results on the site, first step is to log in the server...
Andrew Fletcher
•
To resolve the CVE-2022-48624 vulnerability on Ubuntu using Nginx, it's crucial...
Andrew Fletcher
•
In many terminal text editors, you use find command as reference in Terminal commands - find. How about find and replace. This action depends on the specific text editor you're using in the terminal. Here are a few common terminal text editors and how you can find and replace strings within them:
Vim
To find: Press / followed by the search term and then Enter.
/To replace: You can use the substitute command. For example, to replace "old" with "new" globally in the file, you can...
Andrew Fletcher
•
In an environment that is running
Ubuntu 20.02
Nginx
Solr
The default...
Andrew Fletcher
•
You can perform the following steps:
Check Apache Modules
Apache Struts 2 is...
Andrew Fletcher
•
To use OpenAI to summarise text from a PDF using Python 3.11.6, you'll first...
Andrew Fletcher
•
I'm receiving an issue with a previous release on Google...
Andrew Fletcher
•
The "keystore password was incorrect" error in keytool indicates that the password you provided when trying to access or modify a keystore is incorrect. To resolve this issue, you can follow these steps:
Verify the Correct Password
Double-check that you are entering the correct password for the keystore. Passwords are case-sensitive, so make sure that the case of the characters in the password matches the one you used when creating or modifying the keystore.
Try the Default...
Andrew Fletcher
•
How to generate a new private key and submit it to Google Play for signing your...
Andrew Fletcher
•
Permission error
Traceback (most recent call last):
File...
Andrew Fletcher
•
To set an environment variable on Ubuntu, can be achieved via a few options....
Andrew Fletcher
•
Whilst installing Python 3.11.6 and running the command 'sudo make altinstall',...