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In order to troubleshoot the problem, the monitoring of the database is essential, in this introduction of MySQL in the common monitoring indicators.Brief introductionMySQL has a number of branch versions, common with MySQL, Percona, MariaDB, each

ImportJava.text.DateFormat;Importjava.text.ParseException;ImportJava.text.SimpleDateFormat;Importjava.util.Date;/*** Time is apart *@authorben*@version1.0* @date 2009-10-21 16:38:51*/ Public classDatedistance {/*** Two time difference between days *@

PHP implementation of DateDiff and DateAdd time function code sharing, Datediffdateadd Extended time functions in PHP DateDiff and DateAdd function DateDiff ($part, $begin, $end) {$diff = Strtotime ($end)-Strtotime ($begin), switch ($part) {case "Y"

ACE_ OS: strcasecmp case-sensitive comparisonACE_ OS: strncasecmp n-character case comparisonACE: execname (prog1); execute the prog1 ProgramACE_ OS _String: strdup string deep copyACE_ OS: uname (& uname); get operating system

This article mainly introduces the code sharing of the DateDiff and DateAdd time functions implemented by php. DateDiff is used to calculate the two time intervals, and DateAdd is used to add the two time periods, for more information about how to

This article mainly introduces the code sharing of the DateDiff and DateAdd time functions implemented by php. DateDiff is used to calculate the two time intervals, and DateAdd is used to add the two time periods, for more information about how to

Extend the time functions in PHP DateDiff and DateAdd function DateDiff ($part, $begin, $end) {$diff = Strtotime ($end)-Strtotime ($begin); switch ($part) {case "Y": $retval = Bcdiv ($diff, (60 * 60 * 24 * 365)); Break Case "M": $retval =

MySQL benchmark test (ii)--Method Purpose:The method is not as high as the higher the better. And should be good at subtraction. To Jane is a kind of wisdom, the first thing to do is to collect MySQL state data. Collected, regardless of the time

NSDate // Obtain the current dateNSDate * date = [NSDate date];NSLog (@ "date: % @", date ); // Obtain the date (24*60*60) before 24 hours. dateWithTimeIntervalSinceNow:NSDate * yesterday = [NSDate dateWithTimeIntervalSinceNow:-(24*60*60)];NSLog (@ "

function Array_diff ($array _1, $array _2) { $diff = Array (); foreach ($array _1 as $k = + $v 1) { $flag = false; foreach ($array _2 as $v 2) { if ($flag = ($v 1 = = = $v 2)) { Break } } if (! $flag) { $diff [$k] = $v 1; } } return