Installing and Using SSH on Unix/Linux
SSH client can be downloaded from www.openssh.com. To install, do the following: To use, type the following:
for loop in bash
For loops in bash a similar to commonly used languages such as Perl and C. bash loops do not use curly brackets for body demarcation. Example 1 Loop start from…
Linux: Copy all files with exception
Sometime we need to copy entire directory with the except of a few files or a specific directory. This could easily be accomplished with a regular expression as follows: Note:…
Installing and using phpDocumentor on Ubuntu
phpDocumentor is a tool which creates complete documentation like Javadocs for PHP code. Installing phpDocumentor Install libraries. Restart Apache. Install PEAR. PEAR is a repository of php extensions: Tell PEAR…
Installing VirtualBox
A virtual machine is a a software that allows users to install multiple operating systems within an operating system. For example, if you are running Mac OS, you can install…
Linux symbolic links
A symbolic link is a link which points to another file. In Microsoft windows, this is referred to as a shortcut and in Macintosh, an alias. To create a symbolic…
apache2: Could not reliably determine the server’s fully qualified domain name, using 127.0.0.1 for ServerName
Problemapache2: Could not reliably determine the server’s fully qualified domain name, using 127.0.1.1 for ServerName SolutionThis is not an error, only a warning. To fix this in Ubuntu 14.04 LTS…
bash: How to escape single quotes single quotes
In bash, you can use the backslash character (“\”) to escape any character. However, if a single quote is inside single quotes, it cannot be escaped with a backslash character.…
How to setup virtual lamp stack on Microsoft Windows
Oracle’s VirtualBox is a very solid and stable virtual machine but it isn’t the simplest to work with. So I abandoned it a week after I started working with. Recently,…
ksh: History and re-running commands
To view a listing of commands you entered in ksh, type To re-run the last command To re-run command by its number To re-run command by the starting text of…