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Analyze your slow mysql query with “Explain”

itdoctor March 16, 2012 Analyze your slow mysql query with “Explain”2012-03-16T16:27:06+00:00 Programming No Comment
When you think your mysql is slow , the first step is to analyze your sql query with “Exlain” command. This is an example explain select * from table1...
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child pid XXXX exit signal File size limit exceeded (25) on apache log

itdoctor March 16, 2012 child pid XXXX exit signal File size limit exceeded (25) on apache log2012-03-17T05:03:45+00:00 Linux No Comment
Today I found that Apache on my server was very slow and a lot of child pid xxxx exit signal File size limit exceeded (25) errors in error_log. It...
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How to search large files on linux

itdoctor March 16, 2012 How to search large files on linux2012-03-16T06:17:42+00:00 Linux No Comment
You can use this command to search for files larger than 20MB on your linux box , change the number to meet your needs find / -type f -size...
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Want to create a survey

itdoctor March 15, 2012 Want to create a survey2012-03-15T08:15:40+00:00 General No Comment
I just tried this today , it’s really good , you can start with a free plan. This plan allows you to have upto 10 questions per survey and...
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Measuring time to execute PHP script

itdoctor March 15, 2012 Measuring time to execute PHP script2015-10-28T02:16:04+00:00 Programming No Comment
If I’m ever wondering how long my PHP scripts take to execute, I add this code to the start of my pages: <?php function getTime() { $a = explode (' ',microtime()); return(double) $a + $a; } $Start = getTime();...
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Hello world!

itdoctor March 14, 2012 Hello world!2015-10-28T02:16:16+00:00 General No Comment
Welcome to WordPress. This is your first post. Edit or delete it, then start blogging!
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