Why is Ubuntu NOT checking whether an app is already installed?
34314
Why are there 2 packages for some applications (e.g. Chromium) in Ubuntu Software?
38313
Checking if Ubuntu package contains desired update
11873
How to check an OS update is complete?
74573
How can I tell what date Ubuntu was installed?
115579
Check if a services is installed using C
113500
How can I find out which package installed a particular executable?
109902
Will I lose the already installed applications if I upgrade from ubuntu 18.04 to 20.04
54696
Using apt-get how to check have installed latest version ?
14088
How can I enumerate/list all installed applications in Windows XP?
132218
Ubuntu SDK: How can I see error logs for my ubuntu touch app?
55386
Installed Package information, specifically Status
141443
Check if application is installed in registry
105208
How can I check if a PPA has packages for another Ubuntu version?
87526
How can I list all applications installed in my system?
6958
How can I check if a program exists from a Bash script?
49229
Detect from browser if a specific application is installed in Android
71887
How does Google test and check Android apps uploaded to Play Store?