5 Greeks and Corresponding Sensitivities
Submitted by GeorgeS on Tue, 03/23/2010 - 07:51
Greek Measures option price sensitivity to changes in:
Delta Underlier Price
Gamma Underlier Price
Vega Underlier Volatility
Theta Time to Expiration
Rho Interest Rate
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What is interest rate risk?
Submitted by GeorgeS on Thu, 02/18/2010 - 17:53Risk is either of increased funding cost for borrowers, or of reduced yields for investors. Short-term volatility and the unpredictability of interest rates led the banks and the financial exchanges to create ' an explosion' of financial instruments. Each of these instruments has a different set of characteristics for hedging interest rate risk on both loans and deposits, in different global currencies in both the short and long term.
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Bermudan swaption
Submitted by admin on Sun, 10/25/2009 - 20:27Suppose a fixed-coupon callable bond was brought to the market by a company.
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Interest Rate Derivatives
Submitted by admin on Sun, 10/25/2009 - 20:23 An interest rate derivative is a derivative where the underlying asset is the right to pay or receive a (usually notional) amount of »
Downloading and Installing Python
Submitted by GeorgeS on Sat, 10/03/2009 - 17:58Python can be downloaded from http://python.org
For unix platforms download the .tgx file , extract the files and go to the main directory. Build Python by performing the following:
- ./configure
- make
- make install
Python is usually installed in a standard location so you can find it rather easily. It has become quite common place for systems today to have multiple versions of Python installed. While it is easy to find the binary executable, you also have to deal with where the libraries are installed.
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iphone technology
Submitted by admin on Fri, 07/10/2009 - 18:24iPhone SDK uses the Objective-C language, which is an extension to the C language. Like any other mobile, iPhone too has a different programming platform; Windows Mobile (VB.NET/C#) and Android (Java) use object-oriented languages and are identical in syntax. However, Objective-C takes a totally different approach. Being different it creates a learning barrier especially for beginners dealing with Mac OS for the first time.
Objective-C as implemented by Apple is built entirely around Objects. It is used throughout the iPhone OS’s frameworks. Windows, views, buttons, sliders and controllers exchange information with each other in the form of events and actions in order to make the program run.
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Installing Drupal Activity Stream
Submitted by GeorgeS on Thu, 06/25/2009 - 13:56Activity Stream builds a lifestream for you by aggregating your social activities all in one place.
Twitter,FlickrFacebook,Digg,Delicious,YouTube and more
Download module,
Http://drupal.org/project/activitystream
and install into ../sites/all/modules
once installed then activate it.
Admin/sitebuildsing/modules/activitystream, activate all modules and save
configurations.
goto site configuration. and install username and password
- Configure the stream's title
- Configure Username and Rss Feeds.
- Refresh Cron.php
- Add the activity screen in a block
Advance uses
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OG Details Block
Submitted by GeorgeS on Thu, 06/25/2009 - 13:19In order to get better control of OG details Block. For example
To hide "invite Friend"
Change a string where it sayd Group to Classes
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Uploading large files Drupal settings
Submitted by GeorgeS on Thu, 06/25/2009 - 13:13Uploading large files via filefields.
You need to changed the memory limit in php.ini and modify the drupal root .htaccess file to permit this
The start of the .htaccess file now looks like this.
php_value post_max_size 51m
php_value max_input_time 2680
php_value upload_max_filesize 50m
php_value upload_tmp_dir /tmp
php_value memory_limit 110m
additional settings in php.ini
max_execution_time,
max_input_time,
post_max_size,
memory_limit
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Installing Drupal on local host
Submitted by GeorgeS on Tue, 06/09/2009 - 08:20
- Download the latest release from drupal.org
- Save the release to a directory on your harddrive
- unzip the download.
- download wampserver at www.wampserver.com to install Apache, MySQL, PHP on windows and install on your local machine.
- After you installed wampserver you should have an icon on your desktop.
- Ensure Wampserver is online
- goto phpmyadmin. Create a database
- drop the drupal directory into your www directory
- Goto Apache modules. make sure the rewrite modules is checked. to allow cleanr urls
- from explorer http:/localhost/drupal
- now install drupal
- insert the database name.
- Configure drupal and install.
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