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According to the previous article we put the code to the remote host is through the copy or Git way, but if we consider the situation of many remote host, this way is more troublesome, that there is no easy way to do? Here you can actually pass the

Why is there a web frameworkWith the previous content, static, Dynamic Web server implementation, has mastered the client request to the server processing mechanism. In dynamic resource processing, the import module is applied according to the

This article collects in my notebook, because cannot find the original source. Omitted in this, as if who knows can contact me plus.The core is to use the MySQL system table and the "optimize table name " command, the MySQL data table for the space

Exception and log have to be processed when developing any software, as does Eclipse plug-in. Fortunately, the eclipse PVDF provides a mechanism to record and display exceptions and logs: Error Log view. As part of the eclipse SDK, the penetration

Introduction Scrapyd as a daemon, running the Scrapy Crawler service program, it supports the Http/json command mode to publish, delete, start, stop the crawler program. Scrapyd can manage multiple project, and each project can have multiple

#!/bin/shbackup_timestamp= ' Date +%y%m%d 'Hostname= ' HOSTNAME 'num=89################### Verification File system opt################Memuseopt= '/bin/df-kp| grep/opt | Awk-f ' {print $} ' | Awk-f '% ' {print '} 'If

Why does PHP always report an error when using json? $ Res = '{ "Status": "OK", // interface status, see http://www.heweather.com/documents/api "Basic": {// basic information "City": "Beijing", // city name "Cnty": "China", // country "Id":

Address: http://blog.csdn.net/njhwwgc/article/details/5719602   The procedure is as follows:1. Is Sendmail software installed using the RPM command?Suining :~ # Rpm-Qa | grep sendmailSendmail-devel-8.12.10-162.1Sendmail-8.12.10-162.1Suining :~ #If

Just a year later, I found that zabbix's mysql backup file was unusually large during routine checks on server backup data, considering that zabbix regularly sends alerts and SQL records stored during monitoring during routine monitoring of server

A deep understanding of the synchronous and asynchronous mechanisms in JavaScript programming and a deep understanding of javascript One of the advantages of JavaScript is how it handles asynchronous code. Asynchronous code will be put into an event

1. StartDownload Source: Https://github.com/sayar/NodeMVAExpress components: NPM install EXPRESS-G (global installation)2.ExpressRestOpen Directory 08_expressrestApp.jsvar express = require (' Express '); var app = Express ();Capturing the Get

This article mainly introduces a deep understanding of the synchronous and asynchronous mechanisms in JavaScript programming, not only AJAX has penetrated into every corner, Node. the popularity of js has also attracted special attention in

MySQL optimized debug command1, mysqld--verbose--helpThis command generates a list of all mysqld options and configurable variables2. By connecting to it and executing this command, you can see the value of the variable actually used:Mysql> show

Let's look at the interpretation of this argument by document: The index block size of the cached MyISAM table can be shared by all processes. When set Key_buffer_size, the operating system does not immediately assign the value of the

One of the advantages of JavaScript is how it handles asynchronous code. The asynchronous code is put into an event queue until all other code is executed, without blocking the thread. However, it may be difficult for beginners to write asynchronous

Resources:Http://blog.chinaunix.net/uid-405749-id-28215.htmlHttp://www.cnblogs.com/xiaoit/p/3990304.htmlHttp://www.jb51.net/article/25873.htmThe process of recovering a damaged table on an online operation:mysql> Check table tbl_referer05;+----------

The previous article has completed the installation of SQOOP2, this article describes sqoop2 to import data from Oracle HDFs has been imported from HDFs Oracle The use of Sqoop is mainly divided into the following parts Connect Server Search

7.4.5how does MySQL use index indexes to quickly find records with specific values. If no index exists, MySQL must read the entire table from the first row of records to retrieve records. The larger the table, the larger the resource consumption. If

Recently, the company needs to do the remote management of Hyper-V, extend the management of Hyper V on the basis of existing products, realize remote switch, open virtual machine remotely, other content can see the description of Hyper-V in MSDN

Copy directory code /** * [copydir Copy folder] * @param [type] $srcPath [source directory] * @param [type] $desPath [destination directory] * @return [type] [Description] */Public Function copydir ($srcPath =null, $desPath =null) {$srcPath =