Unix Quick Guide

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Steps 3 and 4 below may be performed at the same time or even step 4 before step 3. Otherwise perform the steps in the order described. Note that some of the steps provide information used in subsequent steps. All software packages are distributed as compressed files that you download from the StarQuest Ventures Web site. Request to download StarSQL for the platform of interest i. The registration key will be used in step 3 to obtain a temporary license valid for 15 days and the download links will be used in steps below.

The database connectivity information collected in this section will be provided to the Client-Platform Administrator for use in step 5d. Download StarAdmin using the download link from step 2 and execute setup. After the installation is complete, click Finish.

If the packages are created and bound successfully, the summary output will look similar to the following:. If any errors are reported, review the suggested resolutions in the Binding StarSQL Packages Using StarAdmin technical document, correct the problem and execute the bind operation again. As the setup script runs you must respond to various prompts, answering y Yes to proceed with the installation. Following is an example of the script, prompts, and responses when the StarSQL bit installation script is run on Linux.

Usage count increased to 1.

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StarSQL 6. If the installation script reports that a suitable version of the unixODBC driver manager is already installed, proceed to step 5c. Otherwise, set environment variables to use the newly installed copy of unixODBC. To successfully complete this section, you will need the following StarLicense server information from the System Administrator, obtained in step 3.

To successfully complete this section, you will need all of the database connectivity information from the Database Administrator, obtained in step 4. The following example shows only the required data source parameters and was created using the sample Summary output from StarAdmin obtained in step 4. StarSQL sample odbc. Connection 1 Driver Name: libswodbc. As you use the StarSQL software, refer to the product documentation for more information. The information in technical documents comes without any warranty or applicability for a specific purpose.

The author s or distributor s will not accept responsibility for any damage incurred directly or indirectly through use of the information contained in these documents.

Shell variables

The instructions may need to be modified to be appropriate for the hardware and software that has been installed and configured within a particular organization. The information in technical documents should be considered only as an example and may include information from various sources, including IBM, Microsoft, and other organizations.

The estimated time to complete all tasks is approximately 1 hour and 15 minutes. System Administrator is someone with authority to install the StarLicense network license service on a platform that is accessible to the computer to be used in conjunction with StarSQL. This user typically must be a root user on a UNIX platform. Database Administrator is someone with user credentials suitable for creating collections and binding packages on the database host. This person must also have a set of DB2 user credentials to test the database connectivity.

Summary of tasks Steps 3 and 4 below may be performed at the same time or even step 4 before step 3.

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Unix Command Summary

System Administrator: Download StarLicense using the download link from step 2 and install the software. Using the registration key in the download confirmation e-mail step 2 , license the evaluation software and provide client license configuration information to be used in step 5c. Database Administrator: Download StarAdmin using the download link from step 2 and bind packages to the database.

Can be used to copy a directory with files in it using cp —r. Moves or renames a file to a specified location. Similar to cp except that it deletes the source file or directory, no option needed. Deletes file s or directory trees. There is no undoing! Can be used to delete all files and subdirectories with rm —rf. Examples: rm mytxtfile.

Displays your current disk and print quota usage. The —w option allows you to see work directory quotas as well. See description under Remote Access. Copies files or directories from one user account to another. Modifies the permissions of files or directories. Permissions are rules about how and which users can access the files or directories.

What is computing with Unix?

The three switches covered here are: r -read access, w -write access, x —execute access. Creates a symbolic link to a file or directory. Symbolic links are analagous to windows shortcuts, and are simply pointers. You can create one in your home directory to avoid having to cd into another directory you use frequently. It's just like above, except you won't get the very data saving confirmation messages if you're deleting many files. The man Linux tool is shorthand for "manual.

In order to access these online manuals,. Note: Not all utilities and applications have "man" pages. There are many types of files that are commonly used in Linux systems that may never be seen by an individual that is only familiar with Windows. The "apropos" utility is a helpful tool for finding the proper utility or application that opens a particular file type. Note that apropos may not be aware of all filetypes. The top utility displays a list of the top ten default number programs running ordered by how much cpu or computing power the programs are using.

A user can stop programs that they started from this screen by pressing 'k' then entering the Process ID first column number and pressing enter. In order to quit top simply press 'q'.

Unix / Linux Cheat Sheet

The ps utility is another way to display a list of programs running on the system. Just typing ps will display a list of programs that have been started from the particular terminal window that the user is in. In order to see a more useful list of all programs running on the system,.

Use this Linux utility in conjunction with ps in order to end a running program on the system by the Process ID first column in ps 's output.


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If you leave out the -P Examples: lpr -Pdcllas1 print myfile. It has the ability to print out text or PostScript documents. To print a document using mpage , simply replace [file name] with the file you wish to print and the [ ] with the number of pages you wish to put on one page i. It can be invoked by typing acroread from the command line. Once acrobat is running, the file to be viewed can be chosen by clicking File and Open.

Scroll up and down the list to find the desired file, and click on that file to open it. GhostView is a program to view and navigate through PostScript and PDF documents on an X display, by providing a user interface for the ghostscript interpreter. GhostView can be started by typing gv at the command line.

Print Queues are used to print your job after it has been spooled to the printer.


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Secure Shell is a program to log into another computer over a network, to execute commands in a remote machine, and to move files from one machine to another. It provides strong authentication and secure communications over insecure channels. Examples: ssh remsun on the ews network using your current username ssh janedoe [at] remsun.

The sftp utility is the secure version of ftp and works almost identically. Ftp is a file tranfer protocol that allows you to upload and download files to a computer running an sftp server all EWS machines do as part of ssh access. For more information about ftp commands and transfering files, see this concise command reference or others.

This is rarely useful within the EWS environment, since your home directory is mounted on all workstations.

Beginner's Guide to the Bash Terminal

However, it may be useful to copy to another machine on or off campus that runs an ssh server. Where [local path] is the location where you wish to save the copied file the location. Similarly, to copy one from your workstation to a remote workstation Usage: scp [local file name] [remote workstation name] : [path]. Examples: scp. These remote access methods are unsupported. These methods do not use encryption and therefore are not part of EWS's commitment to using secure communication. When mozilla firefox exits abnormally such as when mozilla firefox exits unexpectedly due to a programming bug, a lock file can sometimes be left behind causes the mozilla firefox profile that was used to become unusable.

Run this command to remove any lock or. The getskel utility reloads the default shell and X windows configuration to your account. Use this in case changes have been made to your configuration files that are causing problems. This utility is an easy way to ensure that permissions on your web space files are correct.

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