Linux ScrewLinux ScrewLinux and Unix sysadmin blog, docs, tips, hacks and more. 
Articles
Set up mount count after system will be checked by e2fsck
2007-09-11 22:55:00 I think everybody faced automatic filesystem checking invoked after it was mounted some certain number of times. It happens for me after 20 mounts of root filesystem with my Ubuntu Feisty (as well as any other distros that were installed), next time I boot up my laptop e2fsck starts. It’s not a problem but very important ... More About: System , Count , Mount , Stem
Print files in reverse with coreutils ?tac? and ?rev? commands
2007-09-11 22:14:00 Sometimes it would be useful to print file contents or output of previously executed command in reverse. There are two little utilities that are part of Linux coreutils: tac and rev. TAC concatenates and prints files in reverse (last line first). REV reverses lines of a file: it copies the specified files to the standard ... More About: Print , Files , Commands
Combined traceroute and ping utility (mtr)
2007-09-11 21:51:00 MTR is a tool that combines the Unix/Linux traceroute and ping programs functionality in a single network diagnostic tool. As mtr starts, it investigates the network connection between the host mtr runs on and certain HOSTNAME by sending packets with purposly low TTLs. It continues to send packets with low TTL, ... More About: Utility , Ping , Racer , Tracer , Comb
BSD Packet Filter (pf) resources
2007-09-11 16:49:00 Here is list of some useful resources regarding OpenBSD Packet Filter : PF User’s Guide by by Wouter Coene NAT with pf by Jacek Artymiak Securing Small Networks with OpenBSD by Jacek Artymiak Firewalling with PF by Peter N. M. Hansteen (norwegian version, pdf, and slides available, too) A Newbie’s Guide to Setting up PF on OpenBSD by Eric Bullen A Beginner’s ... More About: Resources
Review of sticky notes applications for GNOME
2007-09-11 12:15:00 Few will deny that applications allowing to create notes at Linux Desktop are very useful to plan one’s working/education process. As for me I use such applications in order not to forget something I want to do like blog posts came to my mind when I hadn’t access to Internet, everyday system administrating tasks ... More About: Applications , Review , Notes , Gnome , Icky
Simple way to transmit files over network (nc utility)
2007-09-10 09:47:00 There are many ways to transmit files between computers over the heterogeneous network (Linux, Windows, Apple MAC and other systems). I used to run SCP for my every day administrative tasks, especially when client SCP utility is available for Windows too. But here is useful tip on how to transmit files over network with no need ... More About: Network , Simple , Utility , Files , Tran
Select Linux distro for Lenovo ThinkPad
2007-09-09 13:05:00 Here you can vote for Linux distribution (or Unix) to be pre-installed at Lenovo ThinkPad notebooks. As usually Ubuntu is the most popular distribution, Debian is second, Fedora is third: Please note: it’s not a full list of suggested distros at the screen. More About: Thinkpad , Distro , Select
Download and convert YouTube video online and offline
2007-09-08 11:56:00 VideoDownload er is the a service that allows to download online video from YouTube, Google Video, iFilm and MANY other into FLV files. Saved files can be easily converted into different video formats by the following online video converters (some of them allows to save and convert online video in one step instead of two). Online tools Vixy.net: ... More About: Video , Youtube , Offline
Video conference between Linux and Windows users
2007-09-07 00:19:00 There are two solutions to perform video conferencing between two completely different operating systems Linux and Windows : they are OpenWengo project and Ekiga.org. Both provide client software for Linux and Windows. OpenWengo project also offers client for Mac OS X. OpenWengo is a community of enthusiasts and developers, creating free software products related to communication ... More About: Video , Users , Conference
Local and remote X sessions on different consoles
2007-09-06 23:39:00 There are several ways to start graphical applications remotely with Linux. One of the most simple and obvious is ssh with -X input parameter. Command ssh -X user@host “firefox” will start best browser ever from remote host (you’ll see it in your local X session). But what about remote session instead of single applications? To start ... More About: Consoles , Local , Remote , Sessions , Mote
List of free DNS servers
2007-09-06 23:08:00 Here is the list of service providers offering DNS service free of charge: ScrubIt: 67.138.54.100 207.225.209.66OpenDNS: 208.67.222.222 208.67.220.220 And VIP DNS by gtei.net: 4.2.2.1 4.2.2.2 4.2.2.3 4.2.2.4 4.2.2.5 4.2.2.6 These DNS server proved to be reliable and fast. Recommended! More About: Servers , Free , List , Serve
Inimitable wallpapers, icons and themes for Linux
2007-09-06 23:00:00 InterfaceLIFT is source of graphical user interface enhancements for Mac OS X, Microsoft Windows, and Linux . You can find there desktop wallpapers, icons and themes. New content is posted every day so make sure to bookmark it. It’s the best site to get new wallpaper I ever visited. Here is my favorite one. More About: Icons , Wallpapers , Themes
Web server on bash (in one line!)
2007-09-06 22:46:00 It’s amazing that it’s possible to write little web server on bash shell script. Here is it’s source code: :;while [ $? -eq 0 ];do nc -vlp 8080 -c'(r=read;e=echo;$r a b c;z=$r;while [ ${#z} -gt 2 ];do $r z;done;f=`$e $b|sed 's/[^a-z0-9_.-]//gi'`;h="HTTP/1.0";o="$h 200 OK ";c="Content";if [ -z $f ];then($e $o;ls|(while $r n;do if [ -f "$n" ]; then ... More About: Web Server , Server , Line , Bash , Serve
KDE 4.0 Beta 2 released. I?m moving to KDE from Gnome :)
2007-09-06 22:17:00 Looking at KDE 4.0 features like blogging functions, freezing and other, the mind to move from Gnome I currently to KDE 4.0 after it’s final release is coming often and often The KDE Community proudly presents the second Beta release for KDE 4.0. This release marks the beginning of the feature freeze and the ... More About: Moving , Released
Manage FreeBSD kernel modules on the fly
2007-09-06 16:30:00 There are several utilities in FreeBSD to manage kernel modules. Among them are: kldload, kldstat, kldunload. First (kldload) would be useful for loading files *.ko into FreeBSD kernel using kernel linker. Second (kldstat) displays status of files loaded into kernel. Third (kldunload) helps to unload files which were previously loaded into kernel with kldload. This utilities are ... More About: Manage , Kernel , The Fly , Module
Linux Terminal Performance Comparison
2007-09-06 12:54:00 Linux has an abundance of excellent terminal applications. Interestingly, I could not find any decent comparison of their text display performance. Since I use the command line a lot, I want text output that is as fast as possible. When you compile a large project, you don?t want the console output to be the limiting ... More About: Linux , Terminal , Performance , Comparison , Term
BMW migrates FROM Unix on race to Intel
2007-09-06 10:56:00 Motor giant BMW will migrate about a third of its fleet of proprietary Unix servers to commodity Intel machines with Linux and Windows to take on the workloads. Eckard Schiffler from BMW’s ... More About: Race , Rate , Migrate
Get suspend/hibernate working fast in Ubuntu Feisty Fawn (7.04) and Edgy Ef
2007-09-06 09:42:00 After I upgraded to Ubuntu Feisty Fawn 7.04 Linux distribution I noticed that one of my favorite laptop features suspend/hibernate worked quite baldly and slowly. It took up to few minutes to get laptop sleeping and then awake it. Both default suspend and hibernate features are cheesy in this Ubuntu version. The worst thing I ... More About: Hibernate , Fast , Working
Fun: Serious Google bug!
2007-09-05 16:42:00 Picture was got from sebruiz. More About: Google , Googl
Control KDE Amarok player over bluetooth mobile phone
2007-09-05 16:31:00 How do you like it? It’s possible to switch songs are played by Amarok over mobile phone! Nice hack in 4 steps. Ever since I?ve received my new phone, bluetooth has excited me. To be honest, the notion of being able to control my pc from the phone was the exciting aspect. Ever wondered how to do ... More About: Mobile , Phone , Bluetooth , Mobile Phone , Player
How to restart/stop/start networking in FreeBSD
2007-09-05 13:46:00 FreeBSD® is an advanced operating system for x86 compatible (including Pentium® and Athlon?), amd64 compatible (including Opteron?, Athlon?64, and EM64T), UltraSPARC®, IA-64, PC-98 and ARM architectures. It is derived from BSD, the version of UNIX® developed at the University of California, Berkeley. It is developed and maintained by a large team of individuals. Additional platforms ... More About: Networking , Start , Stop , Restart , Estar
Linux/Unix coreutils command ?paste? to merge lines of files
2007-09-05 10:48:00 Unix and Linux GNU coreutils command paste can be useful to merge corresponding or subsequent lines of files. Here is simple example of it’s usage: viper@viper-laptop:~$ cat /tmp/test pop pop1 pop2 viper@viper-laptop:~$ cat /tmp/test1 1 2 3 4 viper@viper-laptop:~$ paste /tmp/test /tmp/test1 pop 1 pop1 2 pop2 3 4 More About: Unix , Files , Lines , Command
Get FreeBSD ports tree after OS installation
2007-09-05 10:19:00 Many new FreeBSD users face the problem when /usr/ports directory is missing just after OS installation is finished. Here are three ways from FreeBSD Handbook to obtain ports collection. More About: Tree , Ports , Alla
Search specific file types with Google
2007-09-04 23:42:00 It seems this is old Google tip but… To search files by their name and extensions like mp3 or other, just do: intitle:index.of + “mp3″ + “gimme back my bullets” To get results without *.htm or *.html files, perform: intitle:index.of + “mp3″ + “gimme back my bullets” -htm -html After that Google will give you a lot of ... More About: File , Search , Specific , Types
Two-way conversion of Unix time (seconds since 1970) and regular time
2007-09-04 23:34:00 I found using of Unix time to be very useful in various shell scripts and here are two simple commands to convert Unix/Linux date command to Unix time format and back to regular formating: To convert Unix time to simple (regular) time please use: date -u –date=”1970-01-01 1187769064 sec GMT” where 1187769064 is input Unix time. The output ... More About: Time , Regular , Conversion , Version
Linux and Unix fmt utility as a simple text formatter
2007-09-04 23:19:00 fmt utility is a part of GNU core utilities and allows to reformat paragraph text writing to standard output. It also can read input from stdin. Usage example: Let’s assume you have big one-line text file (all words are placed in one single line and there are no returns characters there at all). In order to format ... More About: Linux , Unix , Text , Simple , Utility
Keep files at Linux/Windows/Unix synchronized with Unison
2007-09-04 21:53:00 Unison is a file-synchronization tool for Unix and Windows . It allows two replicas of a collection of files and directories to be stored on different hosts (or different ... More About: Linux , Files , Unis
Ubuntu Linux and your Apple iPod
2007-09-04 00:00:00 This article is from a new book published by No Starch Press: Ubuntu Linux for Non-Geeks: A Pain-Free, Project-Based, Get-Things-Done Guidebook by Rickford Grant. Well, you will be happy to know that Ubuntu does iPods, even Nanos. You will also be happy to know that using your iPod on your ... More About: Apple , Ipod , Ubuntu Linux
Debian/Ubuntu Linux apt-get vs. aptitude
2007-09-04 00:00:00 Being an Ubuntu /Debian user (yes, I use and advocate both), I have fallen in love with the Advanced Packaging Tool, also known as apt. Before Ubuntu, I played in the world of RPM hell, with distros such as Red Hat itself, Mandrake (as it was called back then), and even ... More About: Linux , Ubuntu Linux
Popular Linux bittorrent clients comparison
More articles from this author:2007-09-04 00:00:00 Two the most popular in Linux community bittorrent clients are compared in the following article. BitTorrent is popular peer-to-peer sharing communication protocol used for transferring all kind of files over the Internet. Two of the most popular BitTorrent clients for Linux are Azureus and KTorrent. If you're looking for a robust, ... More About: Popular , Clients , Comparison , Bittorrent 1, 2, 3, 4, 5, 6, 7 |
|
 |
|
 |
