echo now

A key to start the cluster shell script, including HDFs HA + yarn related to all the programs, fbi00x is the host name for your reference: #!/bin/bash echo "-------------------------Step1----------------------------" echo "now,starting zookeeper.

If you need to install a large number of database servers, the graphical installation of database software is still slow and troublesome. Oracle11g provides Clone security If you need to install a large number of database servers, the graphical

Boat Class boat.php Copy CodeThe code is as follows: Class Boat { private static $instance =null; Private $skipper; Private $personNum = 0; Private $passengers =array (); Private Function __construct () { } public static function getinstance ()

In some cases, the server will not be able to open graphics, it is necessary to use the silent installation of this way, this script is my previous for the store silent installation oracle11g, the transformation of!!Attention:This script is written

Here are some of the time functions in PHP:(1) DateUsage: Date (format, [time]);If there is no time parameter, the current time is used. The format is a string in which the following characters have special meanings:U is replaced by the number of

A linux mysql full backup, Incremental backup and recovery script implementation program. If you need it, you can refer to it and make it a regular backup. A linux mysql full backup, Incremental backup and recovery script implementation program. If

When using the MySQL database, if you import data frequently. To export the entire database using MySQL Internal commands, it is often because a table fails, resulting in the entire Import and Export job failure. So I want to divide and conquer it.

Every time I install oracle11g pre-duplication of work makes me very annoying, so I wrote a pre-preparation script, after running this script, you can install Oracle Media directly!!Attention:This script is written under redhat6.4, the script red

Here are some of the time functions in PHP:(1) DateUsage: Date (format, [time]);If there is no time parameter, the current time is used. The format is a string, where the following characters have special meanings:U is replaced by the number of

The Observer pattern class graph. Observer Mode: graph-like observer mode? Php defines the observer call interface classtransfer {protected $ _ observersarray (); registers the object publicfunctionregis observer mode, observer mode class

Here are some of the time functions in PHP:(1) DateUsage: Date (format, [time]);If there is no time parameter, the current time is used. The format is a string in which the following characters have special meanings:U is replaced by the number of

Often, when people refer to the "Shell scripting language", they are bash,ksh,sh or other similar Linux/unix scripting languages emerging in their minds. Scripting languages are another way to communicate with a computer. Users can move the mouse

The code is as follows Copy Code #!/bin/bash# full && increment backup and recover# Description: Make sure that the/data/bak directory exists beforehand, and that you cannot find the position file if you have done at least one full

In php, there are many ways to convert a time date into a timestamp (converted to milliseconds). The simplest way is to use time () the result can be obtained in milliseconds, for example,. Other methods are required. The mktime () function is very

In PHP, mktime is converted to milliseconds. In php, there are many ways to convert a time date into a timestamp (converted to milliseconds). The simplest way is to use time () we can directly obtain millisecond. if it is like, there are many ways

[Shell] Write ping packets and arp monitoring and send text messages through shell, pingarp #! /Bin/bash NOW = "'date + % Y % m % d-% H: % M: % S '" Phonelasticsearch = 15134567893 IP = 10.100.8.78 GATEWAY = 10.100.30.1 # Text message content

'================================================ ======================================================== ' 'The. NET PetShop Blueprint Application WebSite Setup ' 'File: CreateWeb. vbs 'Date: November 10,200 1 ' 'Creates a new vdir for this

Mktime (hour, minute, second, month, day, year, is_dst) is the syntax of mktime. It is not difficult to write a timestamp code at a glance! The following code is a timestamp provided by most people on the Internet. At first glance, it can only be

Mktime (hour, minute, second, month, day, year, is_dst) is the syntax of mktime. It is not difficult to write a timestamp code at a glance! The following code is a timestamp provided by most people on the Internet. At first glance, it can only be

Mktime (HOUR,MINUTE,SECOND,MONTH,DAY,YEAR,IS_DST) This is mktime syntax, at a glance should not be difficult to write a timestamp code! The following code is the online most people give the time stamp reality, this one can only say that a look at