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Why Website Speed is so Important for your websites

Why Website Speed And Page Load Times Are So Important ?  This question may be asked by millions of web site owners and bloggers. Those who have established there business on SEO is more concerned about website speed or page speed. This all happened because Google is now going to determine your page rank based [...]

Go Daddy Enabled mod_pagespeed for Linux-based 4GH accounts

Here comes a first initiative by a web Hosting Giant Go Daddy , enabled mod_pagespeed for Linux-based 4GH accounts. This will enable websites much faster and reduce bandwidth usage. The Google aims to makes the web faster by introducing mod_pagespeed couple of months back. As part of our Make The Web Faster initiative, Google announced [...]

How to Synchronise your BlackBerry Calendar and Address Book with Google Account

You can Synchronise your BlackBerry Calendar and Address Book with Google Account .This is a free utility from Google. You have to install this tool on your BlackBerry Device . First, you’ll need to download and install Google Sync, complete the following steps: Point your BlackBerry browser to: http://m.google.com/sync Once the page is open, you’ll [...]

Probe failed: Illegal envelope To: address (invalid domain name)

When i try to send mails to multiple people i am getting the bounced mail with the following error. Received: by 10.216.7.15 with SMTP id 15cs62276weo; Mon, 24 Jan 2011 00:03:44 -0800 (PST) Received: by 10.143.7.17 with SMTP id k17mr3321146wfi.200.1295856222238; Mon, 24 Jan 2011 00:03:42 -0800 (PST) Received: by 10.143.7.17 with SMTP id k17mr4818534wfi.200; Mon, [...]

Apache Click v2.3.0 Release Candidate 1 now available

Apache Click is a modern JEE web application framework, providing a natural rich client style programming model. Apache Click is designed to be very easy to learn and use, with developers getting up and running within a day. Apache Click 2.3.0 Release Candidate 1  is available for download. v2.3.0 contains important new features including Ajax support, Page [...]

Google Changes algorithm to tackle content copying

In a Blog Matt Cutts reveled that Google changed its algorithm to tackle content copying. They have done this for reducing the spam on the net. Thousands of blogs and websites are based on rss feeds which get data from other sites. Now this Algorithm change will enable Google to show search results based on original site which published the actual content. This also will [...]

How does the Solr slave replicate?

The master is totally unaware of the slaves. The slave continuously keeps polling the master (depending on the ‘pollInterval’ parameter) to check the current index version the master. If the slave finds out that the master has a newer version of the index it initiates a  The steps are as follows, Slave issues a filelist [...]

Privileged EXEC Mode – Cisco Command-Line Interface

Because many of the privileged commands configure operating parameters, privileged access should be password-protected to prevent unauthorized use. The privileged command set includes those commands contained in user EXEC mode, as well as the configure privileged EXEC command through which you access the remaining command modes. If your system administrator has set a password, you [...]

Cache Router – caching system for Drupal

CacheRouter is a caching system for Drupal allowing you to assign individual cache tables to specific cache technology. CacheRouter has an option to utilize the page_fast_cache part of Drupal in order to reduce the amount of resources needed for serving pages to anonymous users. Cache Router supports the following technologies natively: APC Database eAccelerator File [...]

How to Display Interface States in Cisco Router

To view information about a particular interface, use the show interface command. The show interface command provides the following list of important information: Interface State (e.g. UP, DOWN, LOOPED) Protocol addresses Bandwidth Reliability and Load Encapsulation type Packet Rates Error Rates Signaling Status (i.e. DCD,DSR,DTR,RTS,CTS) The following is an example of a “show interface serial0″ [...]

How to Display Software Version on the Cisco router

The show version command provides a lot of information in addition to the version of software that is running on the router. The following information can be collected with the show version command: Software Version – IOS software version (stored in flash) Bootstrap Version – Bootstrap version (stored in Boot ROM) System up-time – Time [...]

How to Save Configuration in Cisco IOS

A Cisco IOS router stores configurations in two locations – RAM and NVRAM. The running configuration is stored in RAM and is used by the router during operation. Any configuration changes to the router are made to the running-configuration and take effect immediately after the command is entered. The startup-configuration is saved in NVRAM and [...]

backup interface – Cisco IOS Command Reference

To configure an interface as a secondary or dial backup, use the backup interface command in interface configuration mode. To disable the interface from serving as a backup, use the no form of this command. Cisco 7200 Series and Cisco 7500 Series Routers Only backup interface slot/port-adapter/port no backup interface slot/port-adapter/port Other Cisco Routers backup interface type number no backup interface [...]

backup delay – Cisco IOS Command Reference

To define how much time should elapse before a secondary line status changes after a primary line status has changed, use the backup delay command in interface configuration mode. To return to the default so that as soon as the primary fails, the secondary is immediately brought up without delay, use the no form of this command. [...]

autoselect – Cisco IOS Command Reference

To configure a line to start an Appletalk Remote Access (ARA), PPP, or Serial Line Internet Protocol (SLIP) session, use the autoselect command in line configuration mode. To disable this function on a line, use the no form of this command. autoselect {arap | ppp | slip | during-login | timeout seconds} no autoselect [timeout] Syntax Description arap ARA session. ppp PPP [...]