Adsense Client – Simple Adsense Application for your Android Phone
Introducing “Adsense Client” – a new Android application I have created to help you track your Adsense Earnings on the go. I have been look for a decent application to track my Adsense Earnings. However all the free applications are severely limited and do not offer even the basic functionalities and hence I decided to [...]
Ruby 1.9.2 Final Build for Ubuntu, Kubuntu Maverick (10.10) Uploaded to Launchpad PPA
Sometime back I added the final ruby 1.9.2 build for Ubuntu Lucid. I have recompiled the same for Maverick today and have uploaded it to the ppa. Along with the ruby1.9.2 packages I have uploaded the ruby-default package too. This setups the update-alternatives system for different ruby versions. Read more about it here.
XSL template for Generating Per Page TOC for Docbook HTML Output
Sometime back I worked on this upcoming Ruby On Rails Book and helped the author convert his docbook to various formats like HTML, PDF, EPUB, Kindle etc. While working with the HTML output, I figured that the standard output spewed out by the Docbook XSL stylesheets is quite boring. So I improvised a lil, added [...]
Bash Tricks: Deal with a Flaky Internet Connection
Its been about 9 months in Vietnam now. One problem that I have to deal with on a day to day basis here is the flaky Internet connection. There are good days and bad days and bad days are incredibly frustrating. The Internet is ON and OFF every five minutes. I wrote this simple script [...]
Sample Bluetooth RFCOMM Client App in Python
I recently wrote a bluetooth rfcomm client app in C. However before I started writing the code in C, I prototyped it using python. The python code obviously is 50 times shorter than the C code and was very easy to write. Surprisingly it also feels snappier than its C counterpart. May be I screwed [...]
Sample Bluetooth RFCOMM Client App in C
I recently worked with a client who wanted a Bluetooth RFCOMM client-server application. The server would sit on an android phone, while the client will run on an embedded linux device. The rfcomm client portion was just sample code that he wanted to base his implementation on. I wrote a quick app for the same. [...]
Bash Tricks: Get the Value of a Variable whose Name is Stored in Another Variable
If want to find out the value of a variable whose name is stored in another variable, you need to dereference the variable. This is how you do it. Lets say the name of the variable is test123 and it has a value equal to 123. Also the name test123 is stored in another variable [...]
Easily Create Sitemaps for Static HTML Websites Using Google’s Sitemap Generator Tool
All popular CMS softwares come with addons/plugins to automatically generate sitemaps for your website everytime you add new content. I recently added a few documentation sites which are all plain html files. I needed a tool to generate the sitemap files for these websites. After googling around a bit, I came across google’s own sitemap [...]
Bash Tricks: Delete the Last Substring from a Delimited String
I wrote a post about how to print just the last substring of a delimited string. Instead if you’d want to delete just the last substring, and keep rest of the string intact, thats a little trickier. Here’s how you do it. @~$ echo “abc:cde:efg” | awk ‘BEGIN {FS=ORS=”:”} {for(i=1;i<NF;i++) print $i}’ | sed ‘s/$/\n/’ [...]
Bash Tricks: Print the Last Substring from a Delimited String
@~$ echo “abc:cde:efg” | awk ‘BEGIN {FS=”:”} {print $NF}’ efg The variable NF holds the number or records in the string, which is 3 in this case. So when you’re do a print $NF, you are actually executing print $3, and thus printing the last record/substring.
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