Tcpdump is a robust, open-source network packet analyzer that operates directly from the command line interface. It’s designed to intercept and display TCP/IP and other packets being transmitted or received over a network attached to the computer on which it…
Optimizing the PostgreSQL database server’s performance heavily relies on adept memory management. The server’s behavior is governed by settings in the postgres.conf file. While default parameter values are provided, customizing these to align with specific workloads and operational environments can…
To open a port with Python, you typically create a server socket that listens on a specific port for incoming connections. Here’s a simple example of a server that listens on a specific port: In this example, the server is…
You can utilize systemd-logind configurations or set up a custom script to terminate idle sessions. Here are the two methods. We have verified on RHEL Linux. Using systemd-logind (For Systems with systemd) Using a Custom Script (For Systems without systemd…
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The error message “SSL: SSLV3_ALERT_CERTIFICATE_EXPIRED” indicates that the server you’re trying to connect to has an expired SSL certificate. This can cause issues when accessing websites, using APIs, or connecting to any secure service that relies on SSL/TLS for encryption.…
Formatting in Excel is an important aspect that helps make your data more visually appealing and easier to understand. In addition, formatting can also help improve the readability of your Excel tables. One easy way to apply formatting in Excel…
LEFT function – extract a specified number of characters from the left side of a text string The LEFT function in Excel is used to extract a specified number of characters from the left side of a text string. It’s…
To find dates that are greater than today’s date in Excel, you can use the IF function combined with a logical comparison. Assuming your dates are in column A starting from A1, you can use the following formula in cell…
In Excel, you can handle comparisons between text values using various methods and functions. Here are some approaches: Each method serves different purposes in comparing text values, allowing you to perform various text-based operations and comparisons within Excel. FAQ What…
