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dig +nocmd $DOMAIN MX +noall +answer | awk '{print $5 " " $6}' | sort  -n | awk '{print substr($2,1,length($2)-1) " " $1 }'

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if (top != self) {
    //framed
} else {
    // stand-alone
}

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    /**
     * Calculate the age from birth date
     * @param 	birth	the birth date
     * @return			the age
     */
    public static int getAge(Calendar birth) {
		Calendar today = Calendar.getInstance();
		int age = today.get(Calendar.YEAR) - birth.get(GregorianCalendar.YEAR);
		if (
				today.get(Calendar.MONTH) < birth.get(GregorianCalendar.MONTH) ||

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CREATE VIEW V_UTIL_CONSTANTS AS
SELECT 1 AS ONE, 2 AS TWO, 3 AS THREE

SELECT ONE FROM V_UTIL_CONSTANTS

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date -d @1208941833 +"%Y-%m-%d %H:%M:%S"
# 2008-04-23 11:10:33


date +%s
# 1208941833

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function stringHash(s) {
	var hash = 0,
	i = 0,
	char;
	if (s.length === 0) {
		return hash;
	}
	for (i = 0; i < s.length; i++) {
		char = s.charCodeAt(i);
		hash = 31*hash+char;

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telnet server.com 25
telnet-ssl server.com 465

HELO server.com
MAIL FROM: <me@mine.com>
RCPT TO: <you@your.com>
RCPT TO: <he@your.com>
DATA
From: me@mine.com
To: you@your.com

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ping 1.1.1 -w 10 >/null

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   public static GregorianCalendar getDateFromCF(String cf) {
		GregorianCalendar date = new GregorianCalendar();
		int anno = Integer.parseInt("19" + cf.substring(6, 8));
		date.set(GregorianCalendar.YEAR, anno);

		int month = 0;
		switch (Character.toUpperCase(cf.charAt(8))) {
			case 'A':
				month = GregorianCalendar.JANUARY;
				break;

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# one line response
whois `host $DOMAIN | grep "has address" | head -n 1 | sed 's/.* address //'` | grep desc | head -n 1 | sed 's/.*:  *//'
# detail
whois `host $DOMAIN | grep "has address" | head -n 1 | sed 's/.* address //'` | grep desc |  sed 's/.*:  *//'
# full detail
whois `host $DOMAIN | grep "has address" | head -n 1 | sed 's/.* address //'`

#ps: check for mirrors:
host $DOMAIN | grep "has address"