Display last few lines for a file in linux shell
To display the default last 10 lines for a file… To display a specified no of lines for a file…
Continue readingPremature end of script headers in perl script
‘Premature end of scrip headers’ error message refers to the script being stopped for whatever reason before it actually return
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Create new log file with log4j FileAppender when using Quartz Scheduler
Recently came across a problem whereby the quartz scheduler could not recreate a new log4j FileAppender log when the job
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crossing road
Taken @ phuket
Continue readingShutdown/restart windows in remote desktop
I noticed that some of the computer which I remote desktop to, could not be shutdown or restart. Instead of
Continue readingPrinting out active threads in java
Here’s the code snippets to display the number of running threads in your java program. It’s good to use it to track
Continue readingUsing single SQL query to retrieve counts of two subqueries
Recently received a question from someone asking for a single SQL statement to retrieve the counts for two subqueries (or
Continue readingMaking a Struts Radio selected
By default, struts’s html radio tag do not allow you to make a radio to be selected as they have
Continue readingArray sorting problem posted from hardwarezone
Saw this challenging question posted in the hardwarezone forum on sorting an array with one for loop without using array
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