Batch renaming files in Linux requires writing or using a shell script. If you don't have the time to write or find a shell script to batch rename your files, simply install and use the gprename utility. It is a graphical utility which is suitable for most batch renaming tasks.
To install on Ubuntu
$ sudo apt-get install gprename
To use, simply type gprename in the terminal or Ubuntu Dashboard.
(adsbygoogle = window.adsbygoogle || []).push({});
If wget gives you the following message even though your browsers are able to access the Internet, it could be due to a problem with your /etc/resolv.conf
Resolving [some address]... failed: Temporary failure in name resolution
The solution is to edit /etc/resolv.conf and add IP addresses. On Debian systems, the file is /etc/nsswitch.conf
Emboss can access various biological databases automatically. However, this need to be configured. First of all type:
$ showdb
If you get line nothing in the list of databases, this document is for you. First we locate the emboss.default.template file.
$ locate emboss.default.template
Then cd to that directory and create copy.
An executive summary is a miniature version of a report, proposal, or portfolio. It is usually one page or shorter. It contain enough information for readers to be acquainted with the document without actually reading the entire document. Generally it contains:
Sphinx Search Sphinx is a free standalone full-text search engine. It is fast, efficient, and easily integrates with SQL databases and programming major programming languages. It is ideal for use with MySQL, PostgreSQL, PHP, Python, Perl and Ruby. Although Sphinx works well with Java but Lucene is better option for Java.
Following is a summary of features (copied from http://www.sphinxsearch.com)
Converting strings to dates in PHP requires the use of two functions. strtotime function converts the string to an epoch timestamp. date function converts the timestamp to the desirable date format.
<?php
$string = "Nov 11, 2011";
$timestamp = strtotime($string);
$date = date("Y-m-d", $timestamp);
print $timestamp . "<br>" . $date;
?>
output
When dealing with large datasets you would often need to fill in values. Excel provides several easy ways to fill cells. There are two primary methods for filling cells.
1. Drag the fill handle
2. Use Edit > Fill from the menu
SimpleXML is a SAX XML parser. It represents an XML document as a hierarchical set of objects and properties where each element is an object and each attribute is an object property.
Access an XML element using SimpleXML
<?xml version='1.0'?>
<hotels>
<hotel stars="5">
<name>President Wilson</name>
<city>Geneva</city>
<country>Switzerland</country>
</hotel>
</hotels>
Save this file as hotel.xml
The following code lists all tables in a MySQL database:
mysql_connect("localhost","user","pass") or die(mysql_error());
mysql_select_db("database") or die(mysql_error());
$rs = mysql_query("show tables") or die(mysql_error());
while($row = mysql_fetch_array( $result )) {
print '<br>' . $row[0];
}
PHP provides four functions which enable you to insert code from other files.