Ever encountered the cryptic message “Remote Host Key Has Changed” while connecting to a server using SSH (Secure Shell)? This seemingly technical error notification actually serves as a vital security safeguard. Each server in the SSH world has a one-of-a-kind…
In Linux, getting the SSH host key fingerprint is crucial for verifying the identity of an SSH server before establishing a connection. Here are the methods to retrieve the host fingerprint: Method 1: Using ssh-keygen Local Server To find the…
Utilizing XLOOKUP with multiple criteria in Excel allows for more flexible data searching compared to traditional lookup functions. This capability enhances data analysis by enabling searches based on several conditions. Method 1: Using Boolean Logic in XLOOKUP Combine multiple criteria…
When connecting to an SSH server, especially for the first time, users often encounter a security prompt. This prompt plays a crucial role in the SSH connection process, ensuring the security and authenticity of the server being connected to. Let’s…
The error message bash: TMOUT: readonly variable indicates that the TMOUT variable has been set as readonly, which prevents you from changing its value in your current session. This is usually done for security reasons, often in a global configuration…
Addressing SSH auto-logout issues often involves configuring two key settings: the TMOUT shell variable and the StopIdleSessionSec setting in /etc/systemd/logind.conf. Each plays a distinct role in session management and inactivity handling. Here is the error we usually get when…
The XLOOKUP function in Excel includes an argument for “match mode,” which is crucial for determining how the function matches the lookup value with values in the lookup array. XLOOKUP(lookup_value, lookup_array, return_array, [if_not_found], [match_mode],[search_mode]) This affects how the function searches…
Excel is one of the most popular spreadsheet software used by millions of people worldwide. It offers a wide range of functions and features that help people in data analysis, manipulation, and management. One of the powerful features of Excel…
In today’s digital age, it is becoming increasingly important to sign electronic documents using electronic signatures instead of traditional handwritten signatures on paper. One challenge that arises is how to convert a paper-based signature into a transparent electronic signature within…
As an Excel user, you have likely encountered the problem of having unwanted spaces within your cell contents. Whether it’s due to importing data from another source, copy-pasting, or simply typing too quickly, it’s important to know how to swiftly…
