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Category: Tips and Tricks

After installing CentOS 6.2 i386 minimal ISO as a VMware virtual machine, immediate attempts to perform a yum update failed. The virtual machine network is bridged to the host computer. Pings to the router were successful, however, after some Internet searches, a solution that remediated this situation was found....
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It is annoying when the laptop battery becomes less and less useful, where it doesn't hold the charge it once held. It is even more annoying to try to navigate between all the different sellers using mAh to describe the battery replacement for something that is likely expressed as mWh on your original OEM battery or as determined by the free application BatteryCare. The conversion is simple....
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Java has recently put out a patch that certifies ColdFusion 9 to run with Java JDK 1.7.0_15 or newer. After applying the patch, upgrading to Java JDK 1.7.0_21, and manually copying a DLL, this ColdFusion 9.0.1 installation finally runs with Java JDK 7....
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When decompressing a compressed tar file, generally, the approach is to change directory to the root and execute the tar command from there with a full path to the compressed tar. There is an easier method that will remove a line or two of code from each script. Down to a single command line....
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linux-penguin

This has more applications than with just the chkconfig command. However, I found this script to be useful and wanted to add it to my database of useful scripts....
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linux-penguin

Suppose you wanted to determine the length of time it took to complete the execution of a bash script. Rather than sitting in front of the computer and estimating the time elapsed by watching the script execute with a stopwatch, it can be done with a few lines of code....
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linux-penguin

From the man pages, chkconfig is defined to provide a simple command-line tool for maintaing the /etc/rc[0-6].d directory hierarchy by relieving system administrators of the task of directly manipulating the numerous symbolic links in those directories....
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ColdFusion has numerous hot fixes and security bulletins published and available for download. However, navigating through the Adobe website to obtain all necessary patches can be a daunting experience. Once you have the patches, then there is the application of each patch. Through the ColdFusion Adminstrator, select the patch, apply the patch (if it doesn't fail), stop and start services, delete the patch from the update folder and continue the process until all the patches are in place. Pending on the patch, there may be more to that, such as backing up selected data directories. Then, there is Unofficial Updater 2....
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