Midnight Commander Cheat Sheet from Give Me Fish, LLC - Cross-platform C++, Scientific and Technical Programming. Cheat Sheet for the VI editor. CCoommmmoonnllyy UUsseedd vvii CCoommmmaannddss OOppeerraattoorrss OOppeerraannddss d delete hjkl cursor movement keys (left, down, up, right) p paste after/below cursor wbe next word, back word, end word y yank WBE same as above, but ignore punctuation i insert before cursor / search for string (use ?
Gnome / KDE Keyboard Shortcuts. Keyboard shortcuts. This is a list of keyboard shortcuts in Mozilla Firefox.
If you have enabled Emacs-style text editing shortcuts in GNOME, they will also work in Firefox. When an Emacs text editing shortcut conflicts with the default shortcuts (as occurs with Ctrl+K), the Emacs shortcut will take precedence if focus is inside a text box (which would include the location bar and search bar). In such cases you should use the alternate keyboard shortcut if one is listed below. Note: Keyboard shortcuts can be customized using the Menu Wizard extension. Some of these shortcuts require the currently selected tab to be "in focus. " You can also use keyboard shortcuts with developer tools in Firefox. Documentation. Keyboard Shortcuts for Microsoft Products.
RealPlayer on x86_64 (amd64) Debian Linux. There are a few tricks to getting RealPlayer to work right under x86_64 Linux.
Realplayer is a 32-bit application and needs a bit of coercing to run smoothly. First, get the installer from Real’s site. Download the normal installer, named something like RealPlayer11GOLD.bin, instead of the RPM version. To use the installer and RealPlayer, you’ll need to get 32-bit versions of some common libraries. $ sudo apt-get install ia32-libs ia32-libs-gtk Navigate to the directory where you saved the installer and run: $ chmod +x . The installation is self-explanatory.
Error after running RealPlayer from the menu entry This is because I installed as a normal user instead of root. . #! Name the script realplay and make it executable. Exec=realplay %U with: Exec=/home/avery/bin/realplay %U The GNOME menu doesn’t expand ~, so you need to enter the full path to the script. Principle of least privilege. Details The principle means giving a user account only those privileges which are essential to that user's work.
For example, a backup user does not need to install software: hence, the backup user has rights only to run backup and backup-related applications. Any other privileges, such as installing new software, are blocked. The principle applies also to a personal computer user who usually does work in a normal user account, and opens a privileged, password protected account (that is, a superuser) only when the situation absolutely demands it.
The principle of least privilege is widely recognized as an important design consideration in enhancing the protection of data and functionality from faults (fault tolerance) and malicious behavior (computer security). Benefits of the principle include: Better system stability. In practice, true least privilege is neither definable nor possible to enforce. History The original formulation is from Jerome Saltzer: Peter J. Notes Ten Essential Linux Admin Tools. Every good Linux System Administrator has a set of tools they reach for again-and-again. Here are ten must haves for your virtual utility belt. System Administrators (SAs) need a set of tools with which to manage their often unmanageable systems and environments*.
These ten essential Linux administration tools provide excellent support for the weary SA. Those listed aren’t your standard list of tools deemed essential by industry bystanders. These are tools that have proven track records and have stood the test of time in the data center. Webmin – Webmin is the ultimate web-based management platform for Linux and several other operating systems.
. * It’s unfortunate that no set of tools exist to manage the unmanageable users in our midst. Kenneth Hess is a Linux evangelist and freelance technical writer on a variety of open source topics including Linux, SQL, databases, and web services. Cool Things You Can Do with a USB Flash Drive > Run Applications Directly from Your Flash Drive.
Flash drives aren't just great for storing and transferring your files.
They can come in handy in many other ways, too. Eric Geier shows you five other cool things you can do with them. USB flash or thumb drives are a convenient way to store and transfer your files and documents. They're small, so you can slip them into your pocket or on your keychain. You can take them between home, work, school, and your friends. Storing your files, though, isn't the only thing they can do. Run Applications Directly from Your Flash Drive It's possible to install and run some traditional software programs on your USB flash drive.
To get around this limitation, you can use a portable application solution.