Amazon.com goes live today in India as Junglee.com. Offered in the beta version, it offers different catagories of products to shop online including books, mobiles, laptops, gaming consoles etc. But the main difference in the business model is that Junglee uses the service of other sellers for the process. The customers are …
What are RSS Feeds? What is an RSS Reader? Have you ever felt like you should subscribe to a an interesting website so that you will not miss any posts of that website? What if there are a lot of websites or blogs of your interest and you want to …
Listing out a few service and tools to increase traffic to your blog or website. Google Analytics – Helps to get you an idea about daily traffic. Google Webmaster Tools – Helps Webmasters to check the fundamentals, submit site-map etc. Google Adwords – Submit Ads of your website to Google …
Sales bookings for Aakash, world’s cheapest tablet have soared to 14 lakh units within just two weeks after it was put up for sale online for Rs 2,500 a piece.Aakash has received about 1 lakh orders a day since online launch last month. In comparison, Apple sold about 10 lakh iPads …
We may need to read run time variables, during the execution of a unix script. It is done with the help of read command. A few examples as below: server501:# echo “Enter Name: ” Enter Name: server501:# read name Angelina server501:# echo $name Angelina Some other examples 1. server501:# #!/bin/sh server501:# …
Shell Scripting can be used for creating various scripts which help in complex mathematical calculations or for UNIX operations. A few examples are given below: 1. To Compute square of n: 1. First open a file. server501:# vi square.sh Then ESC i, to go to insert mode Paste the code. n=1 while [ ${n} …
A list prepared by MewLists based on YouTube Charts. 1. Justin Bieber – Baby ft. Ludacris 2. Lady Gaga – Bad Romance 3. Waka Waka (This Time for Africa) (The Official 2010 FIFA… 4. Eminem – Love The Way You Lie ft. Rihanna 5. Charlie bit my finger – again …
SED ( Stream editor) : A special editor for modifying files automatically. It has similarity with the “Find” and “Replace” command available in windows notepad/wordpad. sed command can be used to search and manipulate input text in many ways. Though mainly used for substitution, it can also do numerous other …
There are more than 200 UNIX level commands. The important ones are classified below: General Purpose Utilities passwd who whoami uname tty stty info Working With Directories mkdir rmdir ls File Handling Commands cat cp rm mv more wc cmp diff dos2unix tar gzip AND gunzip compress AND uncompress zip …
Awk actually stands for the names of its authors: “Aho, Weinberger, & Kernighan”. Used for pattern scanning / filtering Command syntax : awk <search pattern> { action } Example : Consider the file test.log with the below data server501:[DATA001] /home/oracle -> cat test.log ANJELINA IS A GOOD GIRL RAMU …
UNIX Architecture can be best understood if we know the components in UNIX. The important components of UNIX OS can be classified as below. 1. Kernel – small program written i n C which interacts with hardware 2.Shell (Command Interpretor) – One shell is generated for each user for running commands. Bourne shell(sh) is …
The new sector of Tablet PCs has emerged, and masses are showing great enthusiasm at these new size gadgets. A range of gadgets are now available in the market ranging from iPad 2 to the cheapest Aakash Tablets. iPad 2 without 3G costs around $499(Rs.25000) but the Aakash Tablet from …
Unlimited Indexes can be created per Oracle Table. But Total number of columns per table that can be indexed is 32 for B-Tree index and 30 for Bit Map index. You can create many indexes for a table as long as the combination of columns differs for each index. You …
pwd print working directory cd change directory mkdir make directory rmdir remove directory ls list contents of directory cat display contents of files cp copy one file to another rm remove files tput clear clear screen who …
The main divisions of UNIX components are: Kernel Shell Utilities External links: UNIX components
UNIX is the trademarked form of Unics (Uniplexed Information and Computing System). UNIX is an important Operating System developed in 1969 by AT &T. Dennis Ritchie and Ken Thompson were the brains behind this OS. Though the name UNIX is trademarked , UNIX is more like a family name now, …