Files created in windows when moved to linux will have ^M character at the end of lines when you open the files in Vi editor.
To remove the strange characters open the file in Vi editor and type
:%s/.$//
Archive for the ‘Linux Server’ Category
Jan
10
2013
How to remove ^M characters at the end of lines in Vi from files in Linux?
Last updated: February 6th, 2013
Dec
06
2012
How to determine the file system type in Linux?
Last updated: February 6th, 2013Linux supports many file system types like Ext2, Ext3, Ext4, NFS, FAT16, FAT32, NTFS etc. To find out what type of file systems are mounted in your system, issue the command
$ df -T
Output from the command
Filesystem Type 1K-blocks Used Available Use% Mounted on /dev/sda1 ext4 94088076 9090252 80218356 11% / udev devtmpfs 1023536 4 1023532 1% /dev
Nov
12
2012
How to install and setup Fail2ban on CentOS?
Last updated: November 12th, 2012Fail2ban is a software used to ban IP’s which shows strange behavior. It can be configured to reject IP’s for a certain amount of time.
To install Fail2ban we need to download the application from the source. Login as the root user and go to /opt
$ cd /opt
$ wget http://downloads.sourceforge.net/project/fail2ban/fail2ban-stable/fail2ban-0.8.4/fail2ban-0.8.4.tar.bz2?use_mirror=transact
Next unzip the downloaded file
$ tar -xf fail2ban-0.8.4.tar.bz2
$ cd fail2ban-0.8.4
(more…)
Oct
02
2012
How to setup Rails on WAMP server using HTTP Proxy module?
Last updated: October 3rd, 2012To setup Rails on windows after Ruby and Rails setup,
i) Edit hosts file in windows environment and set the server name in the hosts file to
127.0.0.1 myrails
In this example, i have used “myrails” as the server name for the project.
ii) Edit httpd configuration setting on WAMP to make sure proxy and proxy_http module is turned on (check if it those lines are not commented out)
LoadModule proxy_module modules/mod_proxy.so
LoadModule proxy_http_module modules/mod_proxy_http.so
(more…)
Oct
01
2012
How to install Ruby, Rails and MySQL on Ubuntu Server?
Last updated: October 1st, 2012For this tutorial we will be using Ruby 1.9.3 and Rails 3.2.1
First thing update
$ sudo apt-get update
Next, we are going to install git, RVM which is essential for the build
$sudo apt-get install build-essential git-core curl
RVM stands for Ruby Version Manager that is used for installing and managing multiple versions of Ruby at one point of time.
(more…)
Sep
25
2012
How to check Python version number in Linux/Unix environment?
Last updated: September 25th, 2012To check the Python version number in Linux, simply type
$ python -V
You will get an output
Python 2.4.3
Aug
15
2012
How to configure Zend Framework on an Apache server in a PLESK environment?
Last updated: August 15th, 2012First, download the Zend framework and unzip the file contents to a location. At the time of the writing ZendFramework-1.11.12 was in use and we have used that version in this example. Key content of the download is the /library folder which has Zend libraries in it.
Then, go to the “conf” folder that was created when the site was created.
Inside the conf folder, create a new file and name it vhost.conf
Add the below contents to vhost.conf and save it. (more…)
Jun
15
2012
How to Send Emails from your local WAMP XAMPP server in windows?
Last updated: June 23rd, 2012… a question that raises in the mind of programmers developing applications in their local development environments.
This can be achieved by making the following modifications.
Step (i) Install the WAMP / XAMPP server in your windows machine. After this install you will be able to access sites created on the localhost with URL http://localhost
Step (ii) Download and extract the send mail application for Windows from http://glob.com.au/sendmail/. Remember the path where you have extracted sendmail. For e.g. c:\wamp\sendmail
Step (iii) Edit sendmail.ini within c:\wamp\sendmail. This ini file has enough documentation explaining how the configuration changes should happen on the file.
(more…)
Jun
05
2010
Beginner: Why there are many Linux Distributions?
Last updated: July 31st, 2010There are different variants of Linux in the market like RedHat, Debian, CentOS, Ubuntu, Mandrake, Suse and a Linux beginner often ponder why they call Linux distributions by various names. The kernel or the heart of all the distributions is Linux and in bringing it to different market usage different community or vendors have adopted the kernel to serve that purpose.
(more…)
May
16
2010
Asterisk for Beginner: IAX Server configuration settings
Last updated: May 17th, 2010In the first article on Asterisk, we have seen the Asterisk installation steps and on the environment setup. In this article, we have give the configuration settings for two files iax.conf and extensions.conf which will be used to direct/receive calls from/to iax2 soft clients
(more…)
- How to fix Hibernate MySql connection timeout issue (solved)?
- PEAR setup in WAMP in simple steps
- How to install PHPSECLIB on a WAMP environment with PEAR setup?
- How to remove ^M characters at the end of lines in Vi from files in Linux?
- How to determine the file system type in Linux?
- How to find the port used by mysql?
- How to setup Apache Tomcat, Java on CentOS?
- How to install java 6 on CentOS 5 and remove other JDK, JRE version?
- How to check, remove JRE, JDK, OPENJDK installation?
- How to install and setup Fail2ban on CentOS?
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