Ruby-How to read a file

10/10/2014 11:40:00 AM | Posted by | | Edit Post
I am going to discuss about how to read a file in Ruby Initially we need a text file,   lets' start fname = ARGV.first  #assigns file name dynamically  text= open(fname) print text.read  #reads the file...
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PHP-MySQL-LINUX

2/05/2014 11:09:00 PM | Posted by | | Edit Post
Creating database and tables on terminal first access mysql on terminal type :mysql -u root -p password:xxxxx write query for creating database mysql>CREATE DATABASE reddy;  Query OK, 1 row affected (0.02 sec) under reddy database we r creating table ,so mysql> use reddy; Database changed reddy database selected,now create table mysql> create table bang(id int(22) AUTO_INCREMENT,name varchar(20) NOT NULL,Country...
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Drag and Drop in JavaScript

12/26/2013 07:10:00 PM | Posted by | | Edit Post
I explain about drag and drop in JavasScript, <!doctype html> <html> <head> <meta charset="utf-8"> <title>Untitled Document</title> <style> #target { margin-top:40px; margin-left:600px; width:200px; height:200px; border:1px solid #999; } </style> </head> <body> <div id="target" ondragover="allowDrop(event)" ondrop="drop(event)"></div> <img src="img/download.jpg"...
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PHP/MYSQL

12/24/2013 07:28:00 PM | Posted by | | Edit Post
Today I'm going to explain about how to connect to database using PHP and how to create databases etc First connect to localhost mysql_connect("localhost","username","password") or die(mysql_error()); second:create a database $query=mysql_query("CREATE DATABASE databasename"); if($query) { echo "database created"; } else { die(mysql_error()); } Now we can create table under database $query1=mysql_query("CREATE TABLE tablename(column_name...
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SQL

9/25/2013 08:47:00 PM | Posted by | | Edit Post
SQL stands for Structured Query Language ,it is used to communicate with database.According to ANSI it is the standard language for relational database  management systems.Some relational database management systems that used SQL  are MySQL ,ORACLE,Sybase etc.The standard SQL commands "SELECT","CREATE","UPDATE","DELETE" are  used by the most of the database systems . SQL can create stored procedures in...
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About Me hi this is chandrasekhar completed B.Tech in 2012.I like blogging

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