How to check RAM size in Ubuntu using commands

Check RAM Size in Ubuntu

Sometime, we may need to know the System’s RAM size to check whether it meets a software’s requirements or to find available free RAM during application

To view the total available RAM type the following command


Output – (displays the total available RAM in KB)

total          used        free      shared  buff/cache   available
Mem:        1014488      183236      194352        5708      636900      787780
Swap:             0           0           0

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How to check ubuntu a 32 bit or 64 bit?


Sometime you may need to know whether you are running a 32 bit or 64 bit Operating System to choose which version of software to download.

There are prominent 2 ways to find out

uname -a

if it is a 32bit Ubuntu, the output looks similar to below. Highlighted i686 or i386 identifies OS is 32bit

Linux UbuntuBox 3.19.0-59-generic #66~14.04.1-Ubuntu SMP Fri May 13 17:27:10 UTC 2016 i686 i686 i386 GNU/Linux

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3 Useful Excel Tips For Dummies – How-To

All of us who use computer at a point of time come across a situation to use Excel due to its efficient way of handling data. Listed are few excel tips for beginners who starts working with excel.

For Newbies :

What is Excel?

Excel is an electronic spreadsheet program used for storing, organizing and manipulating data.

Tip 1 : Wrap the Text

Wrapping a text feature helps to make the content visible in a cell without increasing the width of the cell.

Step 1: Select the text to be wrapped.

excel word wrap

Step 2:  Click Wrap text button (as shown in the image)

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How to create a Jar file in command prompt

This article will tell you how to create a jar file using Java’s Jar command in command prompt. Basically jar file format is formed from ZIP file format. Jar files are mainly used for archiving, compression and decompression.

Note : Java should be installed in your system to execute Jar command and also correct java path should be set up before starting.

Using Jar command you can create,view,delete,update/modify,extract and execute the jar files.

1. Creating a Jar file


c – create JAR file
f – Output should go to file rather than stdout (terminal)
JAR_NAME – Name of the Jar file (can give any filename you want). Filename should be given .jar extension
INPUT_FILENAME(S) – One or more files to be included in the JAR file and each file will be separated by a space
DIRECTORY_NAME – If the “input files” are directory, then the contents of the directory (given in the DIRECTORY_NAME) are added to the jar recursively.

Note : c and f should be in any order but should not have any space in between them

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How to disable right click in Windows xp / Windows 7

If you do not want to give right click access to the users for some security reasons. Follow the below mentioned steps:

Step 1:
Goto “Start -> Run” and Type “gpedt.msc” (this will open Local Group Policy Editor)

Step 2:
In the left side of the editor, select
“User Configuration -> Administrative Templates -> Windows Components -> Windows Explorer”

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Remove Text Formatting from Gmail – Copy/Paste – Tips and Trick

When we copy a text from a web page or other source and paste them in a Gmail,the formating of the original text would be same.Some times it may be annoying we need it to be normal.In Gmail there is a simple way by just selecting the text’s and clicking the button ‘Tx'(as in image below) would format the texts to normal format.

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