In this article, we will look at how to connect to a Microsoft SQL Server database from a Linux host (Ubuntu in this example) using an ODBC driver.
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In this article, we will look at how to completely disable system logging on Linux host (including /var/log, journald, and bash command history).
Some people find that they still get popup reminders for some events even after they have deleted some events from their Outlook calendar, or even after removing the entire calendar. The problem occurs with deleted and canceled meetings in the Outlook desktop client when you have mailboxes hosted on the Exchange Server or Microsoft 365.
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An error may occur when updating the apt deb package manager cache on Linux (Ubuntu or Debian distros):
$ apt-get updateW: There is no public key available for the following key IDs: 467B942D3A79BD29
W: GPG error: https://repo.mysql.com/apt/ubuntu focal InRelease: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 467B942D3A79BD29
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In some cases, when connecting to a Linux host via SSH, there can be a very long delay before a password prompt appears (from 30 seconds up to 2 minutes).
On most modern Linux distros, you can enable the local caching of DNS queries by using the built-in systemd-resolved service. In this article, we will take a look at how to speed up the resolution of DNS queries by using systemd-resolved local client caching on Debian and Ubuntu. This allows you to reduce DNS resolution delays if you have an unstable network connection, when DNSSEC is enabled, and on hosts that make a large number of DNS queries (for example, mail servers).
Modern versions of Ubuntu offer many different ways to configure network settings, and it’s easy to get confused. In this article, we will have a look at how to configure network settings in Ubuntu using Network Manager, Systemd Networkd, Netplan, and the static configuration file /etc/network/interfaces (legacy way).
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Before starting an in-place upgrade from Debian 11 to the new Debian 12 (Bookworm), we recommend backing up your operating system.
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Split Brain DNS allows you to configure the DNS server to return different responses depending on the request source address (IP subnet). In this post, we will look at how to configure Split DNS on Windows Server using DNS policies (supported on Windows Server 2016 and newer).
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Linux localesettings determine the current operating system regional settings used in the terminal and GUI (such as date and time format, currency symbols, available character sets, etc.). This article looks at how to check or set locale settings on Linux distros (Ubuntu, Debian, Mint).
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