Linux Top Command Examples

In this article, let us review 15 examples for Linux top command that will be helpful for both newbies and experts.

Grep Command Examples In Linux / UNIX

In this article let us review 15 practical examples of Linux grep command that will be very useful to both newbies and experts.

15 Effective Ping Command Examples

As you already know, ping command is used to find out whether the peer host/gateway is reachable.
If you are thinking ping is such a simple command and why do I need 15 examples, you should read the rest of the article.
Ping command provides lot more options than what you might already know.

15 Awesome Cron Job Examples

An experienced Linux sysadmin knows the importance of running the routine maintenance jobs in the background automatically.

Linux Cron utility is an effective way to schedule a routine background job at a specific time and/or day on an on-going basis.

                                                                                               
   

Linux Crontab Format

MIN HOUR DOM MON DOW CMD

Table: Crontab Fields and Allowed Ranges (Linux Crontab Syntax)

Field	Description	Allowed Value
MIN	Minute field	0 to 59
HOUR	Hour field	0 to 23
DOM	Day of Month	1-31
MON	Month field	1-12
DOW	Day Of Week	0-6
CMD	Command	Any command to be executed.

                                               

Linux Find Command Examples

Apart from the basic operation of looking for files under a directory structure, you can also perform several practical operations using find command that will make your command line journey easy.

In this article, let us review 15 practical examples of Linux find command that will be very useful to both newbies and experts.

Wget Download Guide With 15 Awesome Examples

wget utility is the best option to download files from internet. wget can pretty much handle all complex download situations including large file downloads, recursive downloads, non-interactive downloads, multiple file downloads etc.,

Linux Commands

History-:

                To clear the history use the following command.

[anji@mail ~]$ history –c

NGINX installation on Redhat & Centos

NGINX INSTALLATION

      Downlaod the nginx-.-.-.tar.gz file and copy in to /usr/local/src(optional) directory. Install the nginx using source code.

Step 1-: cd /usr/local/src

Step 2-: tar –zxvf nginx-.tar.gz

Step 3-: ./configure

Step 4-: make ; make install

How to install and configure Postfix on CentOS 5

This is step by step tutorial on how to install Postfix with MySQL support for Virtual domains.

Reference Links:

http://www.howtoforge.com/virtual-us...ysql-centos4.5

Steps

Installation

After a fresh CentOS 5.4 server install using the text mode install, setup the correct time using the ntpd daemon, disable firewall and SELinux, and make sure the hostname and IP address (static) are correct before proceeding.

How to install subversion on Linux and make it working.

To install svn in linux and make it fully working , I found it really tough and it has taken my lots of time.While installing this you will miss a small thing and you got stuck.But this is not at all tough like open source it’s really very easy.

HowTo: Configure WordPress To Use A Content Delivery Network (CDN)

Research shows that if your web pages take longer than 5 seconds to load, you lose 50% of your viewers and sales. You can speed up your wordpress blog by using a CDN to display content to users faster and more efficiently.

How does Origin Pull work

Origin Pull is the method of transferring data to the CDN automatically from a webserver as opposed to manually uploading the content. This method of uploading data to the CDN can be used for HTTP, on demand Flash and on demand Windows Media content. Once the initial configuration is completed, the content will become available to the CDN by simply requesting the CDN URL associated with that content.