Facebook application using codeigniter backend

Perl ImageMagick convert Images from one format to another

http://digitalpbk.blogspot.com/2009/07/perl-imagemagick-convert-jpeg-png-bmp.html .pl #use strict;use Image::Magick;my $q = Image::Magick->new;my $source = $ARGV[0];my $dest = $ARGV[1];$q->Read($source);$q->Write(filename=>$dest);exit;That is all that is required to convert file from one format to another using ImageMagick and the Perl Image Magick API. For exampleperl im.pl IMG_0021.JPG IMG_0021.BMPwould convert the JPG to BMP for you. ...

Reset the root password on a linux box

http://digitalpbk.blogspot.com/2009/03/reset-root-password-linux-fedora-debian.html Reset the root password on a linux box IntroThe following steps were used to successfully reset the root password of a "Fedora 10" machine. In general, can be applied to any linux machine. GRUBWhile booting, after the initial splash and POST screen of the bios, the control transfers to GRUB. If there is just one linux operating system installed, the GRUB screen is bypassed to the booting screen, in that case just keep on pressing or tapping the ESC Button until you see the GRUB Menu ...

JSON- Javascript Object Notation

http://digitalpbk.blogspot.com/2007/06/json-javascript-object-notation.html response, we have to use the following notation,Suppose we are returning an XML response from a server using Ajax. The common method to extract the useful information is :var xml = xmlHttp.responseXML;var list= xml.getElementsByTagName("TAG");for(i=0;i {// loop through and extract the values}This can be replaced with the new JSON object notation byvar strobj = xmlHttp.responseText;var obj = eval("("+strobj+")");obj.an_array[0];obj.a_multi_array[0][0];// ....The Notation ...

How to Prevent my Computer from going to sleep when I am running big process ?

http://digitalpbk.com/windows/prevent-my-computer-going-sleep-run-process-without-stop How to Prevent my Computer from going to sleep when I am running big process ? By default on Windows 7, the computer sleeps after 30 minutes. Usually power plans and options are more required on laptops, but desktops also do use this setting. This is bad if you want to run some process which has to run for a long time like downloading from the internet or running torrents or running huge scripts. If you leave your computer unattended the computer sleeps after 30 minutes. This interrupts ...

How to Enable/Disable Battery care function on Sony Vaio to improve Battery life.

http://digitalpbk.com/hardware/sony-vaio-enable-battery-care-function-improve-battery-life will be about 80% of the one of the fully charged battery, however, this mode prevents battery degradation and is more effective if you usually use the computer with battery power. [Note] When you use the AC adapter to power the computer and the battery power is higher than the desired value, it takes time to reach the specified amount of battery charge. It is recommended to discharge the battery to less than 80% by using the computer with battery power. In order to enable Sony Vaio Battery care function ...

Improve Battery life of Nokia E series, while using WiFi

http://digitalpbk.com/nokia-e-series/nokia-e-series-wifi-connection-battery-drain-improve-battery-life Improve Battery life of Nokia E series, while using WiFi Nokia E Series (E63, E71, 72) phones seem to drain the battery sooner than usual when the wifi is turned on and used, hence here I show how to reduce the transmit power of the wifi antenna so that the battery lasts longer. To read more about e series, goto compare nokia e series post. Reducing antenna transmitt power of the nokia E series phone The following steps must be followed to reduce the transmit power of the wifi antenna ...

Less CSS Compiler for Windows (lessc.exe)

http://digitalpbk.com/less-css/less-css-compiler-windows-lesscexe Less CSS Compiler for Windows (lessc.exe) LESS is a language that helps CSS Designers to write better manageable and extensible CSS style sheets. Current less compiler called lessc is only available for the *nix platforms, which can compile LESS files to CSS. Where is lessc.exe ? lessc.exe for those who are in a hurry :) . It is attached to the bottom of this post also so feel free to read on. How to use the lessc.exe This compiler is adapted from the .net port of less compiler ...

CAPTCHA - What ?

http://digitalpbk.blogspot.com/2007/07/captcha-what.html what's written in it (easily). CAPTCHA's are present in most sites including here. Try posting a comment and you will be asked to enter a word as shown in the figure.CAPTCHA's are used to prevent bots or programs to spam the site with lots of biasing information or advertisements. Effectiveness of CAPTCHACAPTCHA has been here for a couple of years and hence programs defeating the CAPTCHA's have obviously been developed! So how does an effective CAPTCHA system work?A good captcha ...

How to make more fans on orkut?

http://digitalpbk.blogspot.com/2006/11/how-to-make-more-fans-on-orkut.html src="http://images3.orkut.com/img/ok_0.gif" width="15" height="15">Note the first argument 'FRUS0012345678/US00987654321'. This argument denotes unique code to each user on orkut. Your code is denoted by 'US0012345678' and your friends code is 'US00987654321'. The next argument is used to denote the function.0 is used for the fan function1 is used for the trusty karma2 is used for the cooool karma3 is used for the sexy karmaThe next argument denotes the new value of the karma and the last ...

Hosting a Site at your Home using Dataone

http://digitalpbk.blogspot.com/2008/07/dataone-hosting-site-my-computer-home.html Hosting a Site at your Home using Dataone IntroThis is just a timepass for anyone who would want to try making their home PC to a server. The details are for my BSNL Dataone Router WA300XXX, But you can do it on any router provided your ISP supports, it works for BSNL (Bharath Sanchar Nigam Limited, INDIA) (Hurray!) .So the first step is to setup apache, HTTP Server. I have covered this topic in my earlier post and doesnt want to repeatQuick install for Linux/Debian way : sudo apt-get install ...