142857 is an Interesting Number
A couple of days ago a colleague sent me this interesting number, 142857, via email. I performed a Google search on the number and I was surprised to see so many returns - 190,000. It even has its own...
View ArticleTroubleshooting Domain Issues with My SysAd Blog - Again
Late last night (KST), I was reviewing my free MyBlogLog stats and noticed 8 visitors had stopped by the blog. Usually, by that time, mysysad would have had several hundred visits. I surfed over to the...
View ArticleNo Space Left on Device!
About two weeks ago, my colleague and I had an issue with the /var partition on a seldom used Sun Blade 2500 workstation. Frankly speaking, I thought a simple fsck would suffice while in single user...
View Articleftpconfig - Setup Anonymous FTP
To setup an anonymous FTP account, you might consider using the ftpconfig script. It seems to be a lot easier to setup an anon FTP account with Solaris 10 than it was for Solaris 8. The anon users log...
View ArticleIssues With an Orphaned .attribute^ File
We had intriguing problem related to a Unix-based directory. This directory was mapped to Windows via Citrix.On the Windows side, the initial thought was that the folder was simply "hidden" via the...
View ArticleImport and Enable the NFS Service
Last week we had a little issue with mounting directories from a new Solaris 10 server. It was noted the nfs service was not running on it. We had to import and then enable the service. After that, we...
View ArticleMicrosoft Security Advisory --- F1 Key on Web
A friend of mine from Japan emailed me this interesting article and thought I would share it.Microsoft has issued a security advisory warning users NOT to press the F1 key when prompted by a website....
View Article$HOME/.TTauthority not writable, auth entry not added
After being absent from the work site for an extended period, I had a little problem with the dt session. I was being blocked a dt session (automatically logged me out--tried 3x). I observed...
View ArticleRetrieve Information on LDAP User
Here are a couple easy methods to get information from ldap for a particular user. Friend and I were talking about it yesterday because we had a typo in someone's login directory string (missing a...
View ArticleRun the Windows Explorer GUI
Here are a few easy ways to invoke the Windows Explorer GUI, which displays certain parts of the directory/folder tree depending on given syntax. I also threw in a few other miscellaneous items.1....
View ArticleUse Redirect Symbol to Zero File
I have mentioned this topic in an earlier post - zero'ing logfiles with cat /dev/null > logfile. But there is another easy way to zero a logfile in Bourne or Korn shell. It probably works in Bash...
View ArticleThe Khan Academy is Teaching the Online World
Here is a great learning site to help brush up on your algebra, geometry, trigonometry, and calculus skills. You can also find courses for economics, finance, history and science. This growing site is...
View ArticleThe Importance of Library Level Integration in Open Source Environment
By Jonathan FlackOpen Systems Engineer, Likewise SoftwareAs an Open Systems Engineer at Likewise Software I routinely encounter unique customer problems. Most of these problems require a clever...
View ArticleLog an FTP Session with a Filter
A couple colleagues and I were looking for an effective way to tersely log the activities of an FTP effort. All we wanted was the file name and throughput rate. If you are Ftping hundreds or thousands...
View ArticleHTML Symbol Entities issue on Blogger
I have received a few requests on how to deal with the HTML Symbol Entities issue on Blogger. There really isn't a problem because you can just click the box below for your post and your character(s)...
View ArticleSun StorageTek 6140 Cache
We have a Sun StorageTek 6140 Array attached to a couple NAS heads. We share out its file systems from the NAS. But it seemed the NAS was creating bottlenecks and hanging NFS. As usual, it turned out...
View ArticleRestore MySQL Database via Command Line
This is mostly a note to myself. It is not really a tip. Restoring a mysql database from the command line.[root@server]# ls -latotal 326940drwx------ 3 user1 usergrp 4096 Oct 29 12:10 .drwxr-xr-x 3...
View ArticleHow to Exclude a Directory for TAR
I am doing a few aesthetic upgrades, so naturally I want to backup some of my website files. However, I do not want everything, i.e. transient files such images. I tarred up the website's primary...
View ArticlemagicJack's "No Audio Found" Error Message
I had an issue with my magicJack phone. I could hear it ring and it had a dialtone but I could not dial out or receive calls. As a useful working indicator, I should see magicJack's stock symbol (CALL)...
View ArticleRemove Delta Search features from Mozilla Firefox
I usually use Chrome to surf the Internet but it does not work well (button issue) with one of the Internet radio stations I wanted to listen to. The station (181.fm) worked well with Firefox though....
View ArticleRemove old Ubuntu kernel versions from /boot
I was starting to run out of room in /boot. Had about 10MB of space left. I have been dabbling with Ubuntu for a couple months and I am still learning a lot of its nuances. Seems to be a stable OS and...
View ArticleInstall mpstat and ptree programs
Installed the mpstat and ptree programs.# mpstat 2The program 'mpstat' is currently not installed. You can install it by typing:apt-get install sysstat# apt-get install sysstat# ptreeThe program...
View ArticleFind Version of Currently Running Ubuntu
Here is the syntax to determine which OS version of Ubuntu you are currently running on.lsb_release -aHere is the syntax to determine which Ubuntu kernel version you are currently running on.uname...
View ArticleXV for Ubuntu
I just finished installing XV for Ubuntu. At first, I thought it would just be another package to install--i.e. apt-get install xv--It wasn't. The XV version (xv-3.10a) was a little old but it worked...
View ArticleMake sure you typed the name correctly, and then try again error message
Sometimes the Windows uninstall program leaves orphan files after a removal event. Here were the error messages and some background...
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