Vamsi Pavan’s Place

Open source curl is one of best & stable http client tool as well as library. In this article, we’ll see how can we use libcurl library as well as curl command line utility for two way client authentication.
Using libcurl library for HTTPS client authentication:
Here are the basics steps for the client setup before going […]

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This article covers to setup both client and server for SSL authentication.
Consider we have java server and keytool utility comes with java sdk.
To create a server certificate follow these steps:
    1. Create the keystore.    2. Export the certificate from the keystore.    3. Sign the certificate.    4. Import the certificate into a trust-store: a repository of […]

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Before going into any details of SSL, best thing is to know the following terminology and file formats. HTTP(s) is basically used for secure transactions in HTTP like payments etc.
HTTPS : HTTP protocol on Secure shell which is encrypted to outside for any communication exchange. That way, it is quite secure in HTTP communication.
Keystore : […]

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Mysteriously got the following exception when trying to build an Eclipse project:
“resource is out of sync with the file system”
Although I can’t be sure, I think I may have deleted a file outside of Eclipse. To fix the problem, right click the project or edited resource […]

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Selecting Text (Visual Mode)

To select text, enter visual mode with one of the commands below, and use arrow keys to highlight the text you are interested in. Then, use some command on the text.
The operators that can be used are:
~ switch case
d delete
c change
[…]

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Proxy setup in svn always a headache when you work behind a firewall.Following is the common proxy error we get when we try for any svn command.
svn: PROPFIND request failed on ‘/svn/glassfish-svn/trunk/v3/web/appserv-webtier’
svn: PROPFIND of ‘/svn/glassfish-svn/trunk/v3/web/appserv-webtier’: Could not resolve hostname
`svn.dev.java.net’: No address associated with hostname (https://svn.dev.java.net)

To avoid this, following the setup needed. In ~/.subversion/servers file, add […]

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0. FAQ First
Q: I heard that Subversion is an Apache extension? Does this mean I have to set up Apache to use Subversion?
A: The short answer: no. The long answer: if you just want to access a repository, then you only need to build a Subversion client. If you want to host a networked repository, […]

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Name
find — Searching for files and possibly executing commands on them

Synopsis

find [path] [options]

Examples

To list all files below a given directory, say /home/user/some-directory […]

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Firefox has awesome features as everybody knows and one of which is this search plugin. Creating search plugin doesn’t take more than 2 minutes in firefox. Just follow the steps below blindly.
0. Basic requirement you should have firefox installed in your system.
1. Navigate to the searchplugins directory of you firefox installation.
2. open a file called […]

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http://justaddwater.dk/2007/04/26/howto-create-a-temporary-local-subversion-repository/

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