tag:blogger.com,1999:blog-6659127374596147054Thu, 05 Nov 2015 19:00:02 +0000How to ...ubuntuLinuxFedorabootmultimedianetworkGoogleCommunicationKernelinternetDatabaseThemesdisclaptopMemorymobilesqlNewstrickz n tipzMSProgrammingsecurityCentOSDriversFilesystemFunSuSeprocessorAppZBlogMailOracleTweakZVideo editingdistrogamingGnomeLinux embedded DevicesMedia centreSupercomputerVideoorkutpendriveproxyscriptwirelessAntivirusApacheAppleDocumentaryDownloadEditorFOSSFile managementFontGPSGameGossipsKDEKidzLive OSNokiaPDFPerlReviewsSquidVirusadministrationcodecsencryptionsshziphttp://icewalkerz.blogspot.com/noreply@blogger.com (Tux)Blogger572125tag:blogger.com,1999:blog-6659127374596147054.post-1128124259251774167Thu, 13 May 2010 14:38:00 +00002010-05-13T20:08:13.624+05:30 #!/bin/bash HOST="localhost" USER="myuname" PASS="mypassword" VAR=$(expect -c " spawn ssh $USER@$HOST expect \"password:\" send \"$PASS\r\" expect \"\\\\$\" send \"ls\r\" expect -re \"$USER.*\" send \"logout\" ") echo "===============" echo "$VAR" ref : http://ubuntuforums.org/showthread.php?t=192929http://icewalkerz.blogspot.com/2010/05/script-to-login-to-remote-machine-with.htmlnoreply@blogger.com (Tux)0tag:blogger.com,1999:blog-6659127374596147054.post-4617681821043340610Tue, 04 May 2010 14:10:00 +00002010-05-04T20:39:17.160+05:30If you have an intel video card of i845, i855 and other 8xx chips, most likely you're going to face a freezing problem when booting your computer as mentioned on here. This issue was known by ubuntu team and they provided a few solutions for it, but the instructions are not quite easy to understand for new Linux users. In order to apply any of those changes, you need to boot your computer usinghttp://icewalkerz.blogspot.com/2010/05/how-to-fix-intel-video-card-freezing.htmlnoreply@blogger.com (Tux)1tag:blogger.com,1999:blog-6659127374596147054.post-243743619298556405Mon, 03 May 2010 14:05:00 +00002010-05-03T19:42:15.077+05:30Open a terminal: Make backup copies of the main GRUB 2 folders & files. (Optional) sudo cp /etc/default/grub /etc/default/grub.old sudo cp -R /etc/grub.d /etc/grub.d.old sudo cp -R /boot/grub /boot/grub.old Remove GRUB 2 sudo apt-get purge grub2 grub-pc The system will be unbootable until another bootloader is installed. Once the packages are removed, many files will still remain in ‘/boot/http://icewalkerz.blogspot.com/2010/05/reverting-to-grub-legacy-ubuntu.htmlnoreply@blogger.com (Tux)9tag:blogger.com,1999:blog-6659127374596147054.post-8781998633269093983Sun, 02 May 2010 06:33:00 +00002010-05-02T12:09:21.929+05:30 Visit these addresses in Firefox 3: about:mozillaabout:robots Also some other interesting things to find: about:configabout:cacheabout:creditsabout:licenseabout:buildconfig finaly try this too in your firefox's address bar chrome://browser/content/browser.xulhttp://icewalkerz.blogspot.com/2010/05/easter-eggs-in-firefox.htmlnoreply@blogger.com (Tux)0tag:blogger.com,1999:blog-6659127374596147054.post-6215568589936041616Sat, 01 May 2010 18:13:00 +00002010-05-01T23:45:13.998+05:30You need to first go to synaptic and search for 'plymouth', and then add more themes. or do sudo apt-get install plymouth-theme-* after that execute in terminal sudo update-alternatives --config default.plymouth select the desired theme !!http://icewalkerz.blogspot.com/2010/05/how-to-change-ubuntu-1004-lucid-s.htmlnoreply@blogger.com (Tux)4tag:blogger.com,1999:blog-6659127374596147054.post-1499705960204780Sat, 01 May 2010 14:58:00 +00002010-05-01T20:38:59.147+05:30boot.fedoraproject.org boot.fedoraproject.org (BFO) is one of the unique features in Fedora. This effort by Fedora community hopes to completely remove DVD installations in long term. It allows users to download a single, tiny image and install current and future versions of Fedora without having to download additional images. This method is similar to Pxeboot, can also be considered as a Fedorahttp://icewalkerz.blogspot.com/2010/05/expected-features-in-fedora-13-goddard.htmlnoreply@blogger.com (Tux)0tag:blogger.com,1999:blog-6659127374596147054.post-6550563763762778Sat, 01 May 2010 01:37:00 +00002010-05-01T07:07:29.392+05:301. Open your favorite terminal (ie. Applications->Accessories->Terminal) and uninstall any and all nvidia components installed. $ sudo apt-get purge nvidia* 2. Next we need to blacklist “nouveau”. Do so by adding the following into /etc/modprobe.d/blacklist.conf with your favorite text editor. $ sudo blacklist nouvea 3. Install the latest official stable driver from the http://icewalkerz.blogspot.com/2010/05/how-to-install-nvidia-video-drivers-in.htmlnoreply@blogger.com (Tux)2tag:blogger.com,1999:blog-6659127374596147054.post-6045878235910224386Fri, 30 Apr 2010 01:53:00 +00002010-04-30T07:23:00.463+05:30Usually a ping is used to check if a machine is up and to check the network status. It is a small network packet sent to the machine. If the machine is up, an answer will be sent. The time needed to get the answer is called ping time or round-trip time. The ping response from an IP indicates the machine is up. Unfortunately this can be used to quickly scan an IP-range for reachable hosts. http://icewalkerz.blogspot.com/2010/04/how-do-i-disable-ping-response.htmlnoreply@blogger.com (Tux)0tag:blogger.com,1999:blog-6659127374596147054.post-4275608670665083723Thu, 29 Apr 2010 01:53:00 +00002010-04-29T07:23:00.358+05:30This is for the Redhat, SuSE and CentOS user out there. Sometimes when you try to search for rpm packages, the only thing that you find is the source file. You create rpm file using this source file: 1. save the source file(usually in tar.gz or tar.bz2 format) 2. extract the files-> tar -xvzf filename.tar.gz or tar -xvjf filename.tar.bz2 3. open the folder of the extracted file and find .spec http://icewalkerz.blogspot.com/2010/04/how-to-create-rpm-from-source.htmlnoreply@blogger.com (Tux)0tag:blogger.com,1999:blog-6659127374596147054.post-4311020137576621835Wed, 28 Apr 2010 01:37:00 +00002010-04-28T07:07:00.375+05:30If you want to force fsck on the next boot, just create a file called /forcefsck . If this file is present, then during next boot - the fsck is forced. # touch /forcefsck Now reboot the machine and when it comes up, fsck will be forced. # reboothttp://icewalkerz.blogspot.com/2010/04/how-to-force-fsck-filesystem-check-on.htmlnoreply@blogger.com (Tux)0tag:blogger.com,1999:blog-6659127374596147054.post-7901152376487071531Tue, 27 Apr 2010 02:55:00 +00002010-05-07T05:32:44.599+05:30For Ubuntu Installing Apache $ sudo aptitude install apache2Setting a Static IP Address Now make sure that you have a static IP address $ sudo vi /etc/network/interfacesAnd change the following (bold) to match your network # This file describes the network interfaces available on your system # and how to activate them. For more information, see interfaces(5). # The loopback network interface http://icewalkerz.blogspot.com/2010/04/howto-setup-squid-proxy-dansguardian.htmlnoreply@blogger.com (Tux)3tag:blogger.com,1999:blog-6659127374596147054.post-6089352509651349925Sun, 25 Apr 2010 02:52:00 +00002010-05-07T05:26:24.259+05:30Ziproxy is forwarding, non-caching, compressing HTTP proxy server. Basically it squeezes images by converting them to lower quality JPEGs or JPEG 2000 and compresses (gzip) HTML and other text-like data. It also provides other features such as: HTML/JS/CSS optimization, preemptive hostname resolution, transparent proxying and more. Ziproxy is an option when dealing with low-bandwidth cases like:http://icewalkerz.blogspot.com/2010/04/browse-internet-faster-in-linux-with.htmlnoreply@blogger.com (Tux)2tag:blogger.com,1999:blog-6659127374596147054.post-7642277434700748006Fri, 23 Apr 2010 02:44:00 +00002010-04-23T08:14:00.275+05:30$ curl -u username --silent "https://mail.google.com/mail/feed/atom" | perl -ne 'print "\t" if //; print "$2\n" if /<(title|name)>(.*)<\/\1>/;' replace username with your gmail username. This command will promt for your password, enter it and view your unread in your gmail account .http://icewalkerz.blogspot.com/2010/04/check-your-unread-messages-in-gmail.htmlnoreply@blogger.com (Tux)0tag:blogger.com,1999:blog-6659127374596147054.post-3096523636559282406Thu, 22 Apr 2010 02:28:00 +00002010-04-22T08:05:58.716+05:30when you type sudo command for the first time in a terminal it will ask you the sudo password. This password will be remembered by that terminal for 15 minutes by default. If you want that terminal to remember your password for ever during its life time follow these steps. 1. Type at terminal sudo visudo 2. Edit as shown below Change Defaults env_reset to Defaults env_reset,http://icewalkerz.blogspot.com/2010/04/how-to-make-terminal-remember-sudo.htmlnoreply@blogger.com (Tux)1tag:blogger.com,1999:blog-6659127374596147054.post-2635238248525469839Tue, 20 Apr 2010 06:22:00 +00002010-04-21T15:02:30.186+05:30 Ubuntu has gained new splash screen software called xsplash, and is introduced in ubuntu 9.10 karmic Koala. Here a simple nice script for changing your xsplash screen with respect to your desktop wallpaper. Every time you change the desktop wallpaper, it will automaticaly change the xsplash screen. Download this Script from here 1. Download and extract the file wallpaper_daemon.py (use commandhttp://icewalkerz.blogspot.com/2010/04/change-your-xsplash-boot-screen-with.htmlnoreply@blogger.com (Tux)2tag:blogger.com,1999:blog-6659127374596147054.post-2810624727120768691Sun, 18 Apr 2010 06:20:00 +00002010-04-18T11:50:00.434+05:30ubuntuUnp is a small perl script which makes extraction of any archive files in easy way. It support several compressors and archiver programs, chooses the right one(s) automatically and extracts one or more files using a single command. It supports rar, zip, tar.gz, deb, tar.gz2, rpm etc.. How to Install unp in ubuntu / Debian $ sudo apt-get install unp Usage Method 1 (unpack all archives in a http://icewalkerz.blogspot.com/2010/04/unp-universal-file-unpacking-utility.htmlnoreply@blogger.com (Tux)0tag:blogger.com,1999:blog-6659127374596147054.post-2192626753635926774Sat, 17 Apr 2010 06:18:00 +00002010-04-23T21:38:37.398+05:30How to ...When You use 'sudo' command it will ask for password in First time and will remember password for 15 minutes. It is a security hole for sensitive systems. You can change sudo Password Remembering Time in Ubuntu . Open a terminal and type $ sudo visudo In Ubuntu, visudo uses nano text editor, and what it does is edit the / etc / sudoers.tmp Check for the line as shown below Defaultshttp://icewalkerz.blogspot.com/2010/04/how-to-change-sudo-password-remembering.htmlnoreply@blogger.com (Tux)2tag:blogger.com,1999:blog-6659127374596147054.post-7144649486338605553Fri, 16 Apr 2010 06:17:00 +00002010-04-16T11:47:00.827+05:30How to ... steganography is the technique used for hiding various data in different type of image and audio files with out changing the basic characteristics of file. Steghide is a utility for steganography. The color- respectivly sample-frequencies are not changed thus making the embedding resistant against first-order statistical tests. Features include: * Compression of embedded data * Encryption of http://icewalkerz.blogspot.com/2010/04/how-to-hide-secret-data-in-image-and.htmlnoreply@blogger.com (Tux)0tag:blogger.com,1999:blog-6659127374596147054.post-4377963171164243840Thu, 15 Apr 2010 06:15:00 +00002010-04-15T11:45:00.571+05:30How to ...You can convert your existing Ext3 filesystem to Ext4 with an easy procedure. Things to remember Unmount the filesystem before convert Filesystem must be non-root This way you can improve the performance, storage limits and features of your existing filesystem without reformatting and/or reinstalling your OS and softwares. First, unmount the partition: umount /dev/sda2 (change sda2 with your http://icewalkerz.blogspot.com/2010/04/howto-convert-ext3-filesystem-to-ext4.htmlnoreply@blogger.com (Tux)1tag:blogger.com,1999:blog-6659127374596147054.post-4771062605902415876Wed, 14 Apr 2010 06:12:00 +00002010-04-14T11:42:00.062+05:30How to ...ubuntuGNOME (GNU Network Object Model Environment) is a desktop environment created for the operating system GNU / Linux Desktop Environment is recognized as the official GNU project. With the announcement of version 3.0 was introduced GNOME-Shell, which integrates various functions into a 'single window.  The desktop area is divided into several parts depending on the activities and workspaces is http://icewalkerz.blogspot.com/2010/04/how-to-install-gnome-3-gnome-shell-in.htmlnoreply@blogger.com (Tux)1tag:blogger.com,1999:blog-6659127374596147054.post-2514201512383127998Tue, 13 Apr 2010 06:08:00 +00002010-04-13T11:38:00.635+05:30How to ...You can easily hack Windows Password with Ubuntu. You may need to reset an admin password in windows (NT/2000/XT/Vista) for many reasons, such as you have  forgotten it or you  need to repair and don't have access to the admin password. You can Easily Reset Windows password with Ubuntu. Requirements A little knowledge in Command Line , An Ubuntu Live CD. And a Wonderful package called chntpw. http://icewalkerz.blogspot.com/2010/04/how-to-recover-hack-reset-windows-nt.htmlnoreply@blogger.com (Tux)1tag:blogger.com,1999:blog-6659127374596147054.post-2788556116380145303Mon, 12 Apr 2010 06:06:00 +00002010-04-12T11:36:00.805+05:30How to ...1. Edit your /etc/apt/sources.list file with an entry "deb-src http://host/debian distribution section1 section2 section3" like this. 2. apt-get update 3. apt-get source This will download three files: a .orig.tar.gz, a .dsc and a .diff.gz. In the case of packages made specifically for Debian, the last of these is not downloaded and the first usually won't have "orig" in the name. The .dschttp://icewalkerz.blogspot.com/2010/04/how-to-build-debian-package-from-source.htmlnoreply@blogger.com (Tux)2tag:blogger.com,1999:blog-6659127374596147054.post-7490269000985229371Sun, 11 Apr 2010 15:20:00 +00002010-04-11T20:50:18.640+05:30Create And Configure Multiple Virtual Network Interfaces In Ubuntu Linux with ease. Configuring Virtual Networks: Let's start, go to Applications, Accessories, Terminal and type: $ sudo gedit /etc/network/interfaces Duplicating the eth0 interface create virtual network cards and IP addresses. And adding a unique number starting from 1 to 9. auto eth0:x allows that the network interface http://icewalkerz.blogspot.com/2010/04/how-to-create-and-configure-multiple.htmlnoreply@blogger.com (Tux)0tag:blogger.com,1999:blog-6659127374596147054.post-5770558407512681671Sun, 11 Apr 2010 06:04:00 +00002010-04-11T18:25:50.599+05:30How to ...CPULIMIT is a very good utility, this can be utilized for limiting the cpu usage of a process.  Limits are expressed in percentage, not in cpu time. This  does not act on the nice value or other scheduling priority , but on the real cpu usage. System administrators can effectively use this for avoiding there headace. The % limit from 0-100 for single processor 0-200 for dual processor. How to http://icewalkerz.blogspot.com/2010/04/how-to-control-cpu-usage-of-process-in.htmlnoreply@blogger.com (Tux)0tag:blogger.com,1999:blog-6659127374596147054.post-7528324603681414045Fri, 09 Apr 2010 06:00:00 +00002010-04-11T18:30:28.348+05:30ubuntu GNUSim8085 is a graphical simulator, assembler, debugger  for Intel 8085 microprocessor.It is very helpful for Engineering and Polytechnic students with Microprocessor as a subject. It is available in Ubuntu and Debian repository $sudo apt-get install gnusim8085 Fedora $ yum install gnusim8085http://icewalkerz.blogspot.com/2010/04/8085-microprocessor-simulator-for.htmlnoreply@blogger.com (Tux)0