)
===== Length Operator =====
There are two way to get length of the string.
The simplest one is ${... value 6.
The other operator (${#array[*]}) has to do with array variables.
==== String Length ====
... fset[:length} is used, an `offset' that evaluates to a number less than zero counts back from the end ... de>
a=12345678
echo ${a:-4}
</code>
intending to print the last four characters of $a. The proble
====== Modifying the Kernel to Improve Performance ======
Quelle((http://www.linuxhomenetworking.com/w... dex.php/Quick_HOWTO_:_Ch33_:_Modifying_the_Kernel_to_Improve_Performance))
===== Introduction =====
... r for user applications. These may then be forced to juggle their memory needs between RAM and the muc... rtitions of disk drives, causing the whole system to become sluggish.
The Fedora installation CDs hav
ng Squid =====
Use the chkconfig configure Squid to start at boot::
<code>[root@bigboy tmp]# chkconfig squid on
</code>
Use the service command to start, stop, and restart Squid after booting:
<c... f, and, like most Linux applications, Squid needs to be restarted for changes to the configuration file can take effect.
==== The Visible Host Name ====
work). A total of 99 XINA commands are available to view, alter, and execute the parameters surroundi... Williams into releasing the kernel modifications to the public under the GPL. WMS Legal didn't care m... that. Comer's XINU license was much more friendly to the lawyers; namely, we could do anything we wanted to it with no obligations.
XINU also turned out to
write down your mount passphrase, you may be able to recover it by decrypting the file /home/username... wrapped-passphrase
* Type your login passphrase to reveal the mount passphrase
If your login passphrase matches the passphrase used to encrypt the wrapped-passphrase file, your mount passphrase will be written to screen. Record and protect this data accordingly.
supports some simple markup language, which tries to make the datafiles to be as readable as possible. This page contains all possible syntax you may use ... is page by pressing "Edit this page". If you want to try something, just use the [[playground:playgrou... raphs** are created from blank lines. If you want to **force a newline** without a paragraph, you can
guide]]
[[http://www.askstudent.com/hacking/how-to-crack-a-wep-key-using-ubuntu/|HowTo Ubuntu]]
[[h... ! There can be so many issues setting up your box to actually get the tools working and i'm not even touching on that, but if you can get everything to work, you'll be cracking wireless networks like a... P is a really crappy and old encryption techinque to secure a wireless connection. A 3-byte vector, ca
db.com/articles/7/3))
====== Connect a Wii Remote to your PC Using Linux ======
Although linux is g... d gestures in front of your linux pc.
Be sure to have BlueZ installed, this is the official linux ... ault on Ubuntu 7.0.4.
You can use the hcitool to scan for bluetooth devices in range and get their... Nintendo RVL-CNT-01
jos@ubuntu:~$</code>
To connect to your Wii Remote just type:
<code>jos@u
w">apropos whatis</td><td>Show commands pertinent to string. See also <a href="scripts/threadsafe">thr... ass="nw">time cat</td><td>Start stopwatch. Ctrl-d to stop. See also <a href="scripts/stopwatch/">sw</a... r>
<tr><td>•</td><td class="nw">cd -</td><td>Go to previous directory</td></tr>
<tr><td>•</td><td class="nw">cd</td><td>Go to $HOME directory</td></tr>
<tr><td> </td><t
====== Using MEncoder to create VCD/SVCD/DVD-compliant files ======
Quelle((http://www.mplayerhq.hu/... e used in conjunction with vcdimager or dvdauthor to create discs that will play on a standard set-top... ayer.
The DVD, SVCD, and VCD formats are subject to heavy constraints. Only a small selection of enco... not already meet these requirements, you may have to scale, crop or add black borders to the picture t
th some additional code, and appending the initrd to the end of the kernel.
The kernels that are supplied with LTSP are already tagged, and ready to boot with Etherboot.
Etherboot can also be written to a floppy, which works great for testing.
=== PXE... a bit larger than that.
Therefore, we setup PXE to load a 2nd stage boot-loader called pxelinux. pxe
meters ============
#
# UPSNAME xxx
# Use this to give your UPS a name in log files and such. This
...
# Defines the type of cable connecting the UPS to your computer.
#
# Possible generic choices for... C, M-04-02-2000
#
#UPSCABLE smart
UPSCABLE usb
# To get apcupsd to work, in addition to defining the cable
# above, you must also define a UPSTYPE, which
NFS Network File System ======
[[nfs:nfs4|UPDATE TO NFS4]]
Tree services for NFS: nfs, nsflock and p... ----
===== Client: =====
Newer Ubuntu: you have to install:
<code>
sudo apt-get install nfs-common
</code>
Only Portmap has to run. (kernel support must be given!)
Testing:
<... /files/ /mnt/files (-w)
</code>
The first step is to edit the /etc/fstabfile as the root user.
The /
on_Guide))
For most users it won't be necessary to go into installation and configuration details of... e are restricted drivers available. You just have to go there (Restricted Drivers Manager) and enable ... . See Pre-Installation.
After this, you may need to edit Xorg.conf:
<code>
$ sudo gedit /etc/X11/xor... c/X11/xorg.conf:
Driver "fglrx"
</code>
Then to make sure Xorg is set up correctly, you'll have t
ons.html))
This step by step howto will help you to setup Linux as router only in two (2) minutes. I'... l :D )
(B) ppp0 is internet interface (connected to Modem for example) and eth0 connected to your internal lan (connected to your HUB/Switch for example)
* My Linux --> eth0
* Box -->
