Home / Command Line Interface (CLI)

Command Line Interface (CLI)

A command-line interface or command language interpreter (CLI), also known as command-line user interface, console user interface, and character user interface (CUI), is a means of interacting with a computer program where the user (or client) issues commands to the program in the form of successive lines of text (command lines).

PuTTY alternatives

mRemoteNG - blackMORE Ops

PuTTY is the most popular SSH client for Windows based systems. In fact it’s so popular that people actually install it in Linux (apt-get install putty)I. PuTTY is easy to use and you can save a lot of preferences. However, is PuTTY is best? To be honest, I think not. …

Read More »

Fixing W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://dl.hhvm.com trusty InRelease: The following signatures couldn’t be verified because the public key is not available: NO_PUBKEY B4112585D386EB94

An error occurred during the signature verification - NO_PUBKEY B4112585D386EB94 - blackMOREOps 2

I was trying to update one of my server that has some HHVM repositories and received this error “W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://dl.hhvm.com trusty InRelease: The following signatures couldn’t be verified …

Read More »

Fixing W: GPG error: http://download.opensuse.org Release: The following signatures were invalid: KEYEXPIRED 1501595774 error

Fixing W GPG error http download.opensuse.org Release The following signatures were invalid KEYEXPIRED 1501595774 error - blackMORE Ops - 1

I was trying to update one of my server that has some Opensuse repositories and received this error “W: GPG error: http://download.opensuse.org Release: The following signatures were invalid: KEYEXPIRED 1501595774” root@someserver:~# apt-get update . . . ---SNIP---- Ign http://download.opensuse.org Translation-en Fetched 481 B in 4s (97 B/s) Reading package lists... …

Read More »