Tuesday, 27 November 2012

Math Dictionary

Math Dictionary provides you a free list of mathematical terms and their definitions from A to Z. This free maths glossary explains the math words with accurate definitions, pictures, diagrams and examples in a simple way.

Date and Day Calculation Online

Online Math Date calculator, age calculator, Monthly Calendar, Calculate day of the year, find leap year, days between dated, find new date after adding days to it, age calculation.

To calculate follow the link.

Click here

Math Magic/Tricks

Trick 1: Number below 10
Step1: Think of a number below 10.
Step2: Double the number you have thought.
Step3: Add 6 with the getting result.
Step4: Half the answer, that is divide it by 2.
Step5: Take away the number you have thought from the answer, that is, subtract the answer from the number you have thought.

Answer: 3

Trick 2: Any Number
Step1: Think of any number.
Step2: Subtract the number you have thought with 1.
Step3: Multiply the result with 3.
Step4: Add 12 with the result.
Step5: Divide the answer by 3.
Step6: Add 5 with the answer.
Step7: Take away the number you have thought from the answer, that is, subtract the answer from the number you have thought.

Answer: 8

Trick 3: Any Number
Step1: Think of any number.
Step2: Multiply the number you have thought with 3.
Step3: Add 45 with the result.
Step4: Double the result.
Step5: Divide the answer by 6.
Step6: Take away the number you have thought from the answer, that is, subtract the answer from the number you have thought.

Answer: 15

Trick 4: Same 3 Digit Number
Step1: Think of any 3 digit number, but each of the digits must be the same as. Ex: 333, 666.
Step2: Add up the digits.
Step3: Divide the 3 digit number with the digits added up.

Answer: 37

Trick 5: 2 Single Digit Numbers
Step1: Think of 2 single digit numbers.
Step2: Take any one of the number among them and double it.
Step3: Add 5 with the result.
Step4: Multiply the result with 5.
Step5: Add the second number to the answer.
Step6: Subtract the answer with 4.
Step7: Subtract the answer again with 21.

Answer: 2 Single Digit Numbers.

Trick 6: 1, 2, 4, 5, 7, 8
Step1: Choose a number from 1 to 6.
Step2: Multiply the number with 9.
Step3: Multiply the result with 111.
Step4: Multiply the result by 1001.
Step5: Divide the answer by 7.

Answer: All the above numbers will be present.

Trick 7: 1089
Step1: Think of a 3 digit number.
Step2: Arrange the number in descending order.
Step3: Reverse the number and subtract it with the result.
Step4: Remember it and reverse the answer mentally.
Step5: Add it with the result, you have got.

Answer: 1089

Trick 8: x7x11x13
Step1: Think of a 3 digit number.
Step2: Multiply it with x7x11x13.

Ex: Number: 456, Answer: 456456

Trick 9: x3x7x13x37
Step1: Think of a 2 digit number.
Step2: Multiply it with x3x7x13x37.

Ex: Number: 45, Answer: 454545

Trick 10: 9091
Step1:Think of a 5 digit number.
Step2:Multiply it with 11.
Step3:Multiply it with 9091.

Ex: Number: 12345,Answer:1234512345

Monday, 26 November 2012

Cleantouch Urdu to English Dictionary

Among all the various varieties of the dictionaries a digital dictionary is usually the most frequently-consulted category. It is mainly meant for those who have no time to wade through voluminous dictionaries and bulky encyclopedias. By using digital edition of dictionary, user can discover the meaning of the needed word in the shortest possible time with maximum satisfaction. In the modern era of speed and hurry the digital dictionary has thus assumed the shape of a wonderful tool indispensable for all those concerned with the use of language one way or the other.

Cleantouch is the oldest and the most reputed name in providing English & Urdu dictionaries. After success of last 6 editions of dictionary, this seventh edition is being introduced with addition of 33,000+ new English words & its meaning. Both 70,000+ English to Urdu and 80,000+ Urdu to English meanings have been presented in a simple language and straightforward style so that even the average reader encounters no difficulty in understanding the right meanings. It’s a unique dictionary based on latest Unicode technology, developed using power of Microsoft .NET platform. It has a simple and user friendly interface. It supports wildcard search & all the keyboard accessibility features of Microsoft Windows (e.g. On-Screen Keyboard & Customizing Keyboard Layout ETC). Customization section let you configure functionalities, fonts & themes. It can be installed on various Windows versions including Windows 7, Vista & XP even on low end systems.

As such it is especially valuable for all those studying in institutions, working in office or living in environments where frequent switching over from English to Urdu and vise verse is a common phenomenon. By virtue of its precision and brevity this dictionary is a source of great help for all shades and grades of the general users, be businessmen and other who are confronted with a skilful manipulation of words in their daily dealings.

Click here to download

process systems analysis and control third edition

Download here

Saturday, 24 November 2012

Handbook_of_Chemical_Engineering_ Calculations.pdf

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Fluid Flow for Chemical Engineering

To download this book Click Here

Process and system control by Donald R. Cough

To Download this Book Click Here

Chemical Engineering Design Project.PDF

To Download this Book Click Here

design of experiments in chemical engineering.pdf

To Download this Book Click Here

Perrys Chemical Engineering Handbook.pdf

To Download this Book Click Here

Piping_design_chemical_engineering_Robert Kern - articles 1974 67p.pdf

To Download this Book Click Here

Friday, 23 November 2012

How to run Firefox inside Firefox.?

copy paste following url in a web browser (mozilla firefox).

chrome://browser/content/browser.xul

protect our personal folder without any software

You may have seen may software to lock the folder/files and you may also have seen batch programs to do the same. Today I am going to share with you a Basic Dos Command which will help you to Restrict Access to Folder/File. The only thing you need for this is the Administrator Access on Windows Machine.

Follow the Below Given Steps to restrict access:

1.) Open Command Prompt in Windows
2.) Type the Following Command :
cacls "" /E /P everyone:n
For example: calcs "C:\users\Administrator\Desktop\Lock.txt" /E /P everyone :n
3.) Remember that path of file/folder should be in double quotes (""). You will get the following message on Success
"Processed File: C:\users\Administrator\Desktop\Lock.txt"
4.) Now when you try to open the File/Folder You will get the message "Access is denied".

Now to Unlock Folder/File and to give it the full access, follow below given steps:

1.) Open Command Prompt in Windows
2.) Type the Following Command :
cacls "" /E /P everyone:f
For example: calcs "C:\users\Administrator\Desktop\Lock.txt" /E /P everyone :f
3.) Remember that path of file/folder should be in double quotes (""). You will get the following message on Success
"Processed File: C:\users\Administrator\Desktop\Lock.txt"
4.) You have successfully unlocked the file/folder

Lock Your PC With Mouse

We are here to learn about how to lock your PC with mouse. Just follow these simple steps to do this-

1- Firstly Right click on your desktop and make new shortcut

2- Now you will see the browse block. Fill this in this block-

--> rundll32 user32.dll,LockWorkStation <--

3-Now give any name to the shortcut you want and hit Enter.

That’s it… Now when you double click on this shortcut Your PC will get locked.

Increase Speed of Hard Disk

It is common observation that some times our computer slows down due to low performance of hard drive. This problem happens due to the slow performance or poor speed of hard drive. When we say about poor performance, actually we mean, poor speed of reading/writing of hard drive. This problem can be solved by increasing the hard drive speed. Follow these steps to solve your problem.

Click Start menu and select run.

Now type (sysedit.exe) in run and press enter.

System configuration editor will appear.

Here you can see some multiple windows but you will select (system.ini).

This window contains a line (386enh)

Now after this line type (irq14=4096)

Now close this window and save it.

Reboot your computer now.

You will surely feel better performance of your computer.

Enjoy.

Disable Error reporting in Windows Xp.

Some time an error occurs while you are using XP. A little dialogue box appears asking if you want to send report to Microsoft for this accident or not? Mostly when we press the button “Don’t send” The software we are using, turns off and we do not get any chance to save our working data. You can solve this problem simply and after this process you will not see this error box again. Just follow these steps.