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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 ...

Hosting a Site at your Home using Dataone

http://digitalpbk.blogspot.com/2008/07/dataone-hosting-site-my-computer-home.html apache2On the router..Once having done that next step is to open a PORT in the router and forward the port to our PORT 80 on your computer. Port 80 is the default HTTP port. You can open up any port in the router, say 2345.I did it using telnet and the way to open up a port differs from router to router.Most modem hosts a site and runs a server internally at port 80, so you can try http://192.168.1.1or the IP address of the router.It will ask for a username and password.The default username ...

Base 64 Encoding

http://digitalpbk.blogspot.com/2006/12/base-64-encoding.html :VGhpcyBpcyBhbiBleGFtcGxlIG9mIGJhc2U2NCBlbmNvZGluZy4=which stands for This is an example of base64 encoding.You can find out more about this on googleEnter your search termsSubmit search formGoogle CookieBase64 encoding is used in more than email systems, it is used in URL encoding of binary data. Those using google mail will have seen a stream of letters on their address bar. This base64 encoding of data. Google cookie or in short Gookie also use Base64 encoding to store data. The SID is a base64 encoding. Similarly ...

Increasing the karma ratings on Orkut

http://digitalpbk.blogspot.com/2007/01/increasing-karma-ratings-on-orkut.html , the 3 get requests must not be sent to the server together. Leave a time delay of about 100ms between each of the GET requests.You can accomplish this in javascript by the following this template: function fn(index){ var links=new Array("Link 1 for cool/trusty/sexy/fan", "etc fill in"); var i= new Image(); i.src = links[index]; if(index != Count) { window.setTimeout("fn("+(index+1)+")",100); } else window.location = "Somewhere"; //Redirect ...

Why cant a folder be named "CON" or "LPT1" in windows?

http://digitalpbk.blogspot.com/2006/11/why-cant-folder-be-named-con-or-lpt1-in.html done? Read on ...Why is this so?Inorder to find out why this doesn't work we have to go back to the age of MS-DOS. Microsoft Disk Operating System (MS-DOS) is a command-line operating system that existed before the advent of GUI OS (Graphical User Interface). Everything from making ,renaming, deleting etc was done using commands. Some of the commands are COPY Copies one or more files to another location.DEL Deletes one or more files.DIR Displays a list of files and subdirectories ...

How to Download Google App Engine Code

http://digitalpbk.com/google-app-engine/how-to-download-app-engine-code environments. Those in Windows should download and install Python. Downloading the Source Code via the App Engine SDK Open up a terminal at the SDK installation location, I am using C:\Program Files (x86)\Google\google_appengine Run python appcfg.py download_app -A App_name -V [Optional Version Number] <Target Folder> You will be asked to authenticate to download the app If you are authenticated by Google as the owner of the App-engine application, the application files would be downloaded ...

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 ...

SSH Tunneling Proxy using Putty on Windows and Linux (Unblock YouTube / Orkut / Facebook)

http://digitalpbk.blogspot.com/2009/05/ssh-proxy-windows-linux-orkut-bypass.html , such as Orkut, Facebook, YouTube or any other website, you name it :).On WindowsSetting up an SSH Tunnel on Linux is obvious and I will describe it anyway, but lets see how it is done on Windows first. For Windows you needPuttyA BrowserThat's about it. Putty is a free software you can download for free.Next run "Putty.exe", You can see a screen as shown below:In the Hostname (or IP Address) textbox, provide the IP or Domain of the SSH server. You can get some free SSH servers out ...

tracert Program (path to the source)

http://digitalpbk.blogspot.com/2008/03/tracert-program-windows-trace-path.html tracert Program (path to the source) Command Line : C:\Documents and Settings\User10>tracertUsage: tracert [-d] [-h maximum_hops] [-j host-list] [-w timeout] target_nameOptions: -d Do not resolve addresses to hostnames. -h maximum_hops Maximum number of hops to search for target. -j host-list Loose source route along host-list. -w timeout Wait timeout milliseconds for each reply.What?Trace route is a handy little program that shows the networks ...

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 ...