Showing posts from February, 2010

How to create a self signed SSL certificate and how to use it with your web Server.

SSL certificate is the foremost important aspect of any website. If your website is running without the SSL, the modern browsers will stop the users from entering the website. Of course, there are ways to bypass that, at your own risk. As long as your website has no commercial data exchange, sensitive user information, etc, you are still good to run a website without a proper SSL certificate. For example, a blog can run without an SSL.  Note that Google AdSense accepts websites without SSL.  But the topic of this post is about Self Signed SSL certificate. How to create one, how to use it, and where to use it.  Let us see where to use it. For any website which is used for internal purposes, it's always a good idea to use Self Signed SSL, instead of paying for a real SSL certificate. Internal I mean, within a company, team, or for personal uses, for testing purposes, etc.  Now, let us see how to create a self-signed SSL certificate.  What you need A Linux machine.  OpenSSL utility  A

Convert currency to word in excel

There are plenty of online resources to convert Numeric currencies to Text- from $200 to Dollar Two Hundred. But this is applicable only ###,###,### (comma at every third number)format.  This is not suitable for India numbering system, because we follow ##,##,###(....22,22,222) format. So I have create a excel function to over come this. You can use this function to to convert number up to 10,00,00,000(ten crores). How to do it Open Excel Press Alt + F11 From Menu Bar  Insert Module Copy paste the This Module there. Exit from VBA window by pressing Alt + F11 again In excel sheet, Insert Function, Under user defined find   ConvertCurrencyToEnglish  select it and provide the number as a parameter thats all you are done ---------------------------------------------------------------------- Code (alternatively you can download the module from here ) ---------------------------------------------------------------------- ' ****  Author                 : Kr