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PERL: How to remove an element from hash or array?

http://digitalpbk.com/perl/how-remove-element-hash-or-array => 'bbb', 'c' => 'ccc', ); print %hash; delete $hash{a}; #key value pair 'a' => 'aaa' would be deleted print %hash; Example for deleting an element from an array The code below deletes an index from an array. #!/usr/bin/perl $, = "\n"; # Fields separator my @array= ('a','b','c','d','e'); print @array; delete $array[0]; #value a would be deleted print @array; Example for deleting an element from a hash By Value ...

Compare Canon Powershot SX120IS vs Canon SX130IS (New)

http://digitalpbk.com/canon-sx-series/compare-canon-sx120is-vs-canon-sx130is-new Compare Canon Powershot SX120IS vs Canon SX130IS (New) Canon has launched its next version of the Powershot model CanonSX130IS. This can be considered a successor to Canon Powershot SX120IS. The new model has a 12x optical zoom and 12 MegaPixel resolution compared to the older SX120 with a 10 mega pixel resolution and 10x optical zoom. The new version has HD video recording capability shooting at 1280 x 720 resolution. The 12 Megapixel camera can shoot at approximately 4000 x 3000 pixels ...

How to make Windows Media Player Skins

http://digitalpbk.blogspot.com/2006/12/how-to-make-windows-media-player-skins.html value_onchange="wmpprop:player.settings.volume = value;updateVolToolTip('volume');player.settings.mute = false;" cursor="hand" toolTip="Volume" onMouseUp="toolTip='Volume'" transparencyColor="#ff00ff" />NormalImage is a series of images for each position of the volume.positionImage is map of grayscale gradient representing a series of buttons indicating volume levels.Value indicates the volume value and initialized to the volume. When changed, the volume is updated. update ...

Using PHP for more than HTML

http://digitalpbk.blogspot.com/2007/04/using-php-for-more-than-html.html Using PHP for more than HTML IntroIt is mostly thought that PHP can be used only for making dynamic web pages. No. PHP can also be used to make dynamic images (jpg,gif,bmp,png..), javascript codes (js), Style sheets (css), XML files and in the advanced cases pdf's, docs etc.So How do we know the php is a different file ?By default the php file is rendered as a HTML file. The server does not need any recognition for the format of the php file, i.e, server doesn't care what the format is ...

Tata Indicom Wimax Broadband Connection sharing via Wireless router (D-Link)

http://digitalpbk.blogspot.com/2009/06/tata-indicom-wimax-connection-sharing.html Tata Indicom Wimax Broadband Connection sharing via Wireless router (D-Link) Intro: Tata Indicom Wimax BroadbandWe got a new Tata Indicom WiMax Broadband connection, and one of the first problems was sharing the net connection with the room mates. After doing a little research on it I found Tata Indicom uses a net (HTTP) based authenticating system to logon you onto their servers, against conventional setup of PPPoE. https://loginban.tataindicombroadband.in:8443Connection SharingIn order ...

BASH Playlist handler and mpg123 interface

http://digitalpbk.blogspot.com/2008/05/bash-mp3-player-mpg123-sed-playlist.html :48.88], RVA: off, Vol: 100(100) -= terminal control keys =-[s] or space bar interrupt/restart playback (i.e. 'pause')[f] next track[b] back to beginning of track[p] pause while looping current sound chunk[.] forward[,] rewind[:] fast forward[;] fast rewind[>] fine forward[[+] volume up[-] volume down[r] RVA switch[v] verbose switch[h] this help[q] quitv1.2Usage./juke input indexes separated by spaceSource#!/bin/bashif [ ! -e mp3list.txt ]; then echo "Listing all mp3 ...

Virtual Hosts on Apache 2.2.6 [Windows]

http://digitalpbk.blogspot.com/2007/12/virtual-hosts-apache-226-windows.html Virtual Hosts on Apache 2.2.6 [Windows] What ?Virtual Hosts allow you to simulate multiple sites on a single server.i.e, One Server many Websites.Virtual Hosts is enabled by uncommenting the line :# Virtual hosts#Include conf/extra/httpd-vhosts.conf #Uncomment this lineon httpd.confThe virtual host conf file ./conf/extra/httpd-vhosts.confEg:## Virtual Hosts## If you want to maintain multiple domains/hostnames on your# machine you can setup VirtualHost containers for them. Most configurations ...

PERL Referencing and Dereferencing

http://digitalpbk.blogspot.com/2007/10/perl-referencing-and-dereferencing.html _ptr = [1,2,3,4,5];//Array reference //Note the [Square brackets]my %hash = ("one",1,"two",2);my $hash_ptr = \%hash; //Hash reference//ormy $hash_ptr = {"one" => 1,"two"=>2};//Hash reference //Note the {Curly brackets}my $sub_ref = \&a;_subroutine;//Subroutine reference//ormy $sub_ref = sub { print "somethings"; };//Sub reference Dereferencing is the opposite of referencing i.e, to get the value pointed by the referencing/pointing variable ...

Buttons with Rollover Effect

http://digitalpbk.blogspot.com/2007/06/buttons-with-rollover-effect.html Buttons with Rollover Effect IntroIn this article, I am going to explain how to make a simple link that looks like a button with roll over effects using only CSS.First we have to decide on the dimensions of the image etc. And make an image that has the following format: The default image and then the rollover images.The above image is 382x225 containing 3 images each of 382x75 stacked top to bottom.The first image is the default image. The second is the hover image i.e., the image that is shown ...

JSON- Javascript Object Notation

http://digitalpbk.blogspot.com/2007/06/json-javascript-object-notation.html JSON- Javascript Object Notation IntroJSON stands for Javascript Object Notation. JSON is a way of writing or expressing JavaScript Objects so that it can be easily read by both the computer and humans. Unlike XML or eXtensible Mark up Language the JSON is much more compact and easier to Parse. XML takes the form InformationJSON takes the formvar obj = {an_array : [element1, element2 , element3 ....],a_property : "property",a_multi_array : [ [,,,],[,,,],...]};In order to parse an XML ...