How to Install Oracle SQL Developer on Ubuntu 10.04 Lucid Lynx

By Emanuelis, on July 2nd, 2010

Download newest version of Oracle SQL Developer for other platforms (a zip file). Install sun-java6-jre, debhelper and sqldeveloper-package packages. Fix a “dos2unix: not found” problem.

Make a deb package from previously downloaded zip file.

emanuelis@ramune:~/tmp$ make-sqldeveloper-package sqldeveloper-2.1.1.64.45-no-jre.zip make-sqldeveloper-package: Building sqldeveloper package in “/home/emanuelis/tmp”.

Install this deb package as usual.

emanuelis@ramune:~/tmp$ sudo dpkg -i sqldeveloper_2.1.1.64.45+0.2.3-1_all.deb . . . → Read More: How to Install Oracle SQL Developer on Ubuntu 10.04 Lucid Lynx

How to fix “dos2unix: not found” on Ubuntu 10.04 Lucid Lynx with tofrodos

By Emanuelis, on July 1st, 2010

Just create two symlinks… . . . → Read More: How to fix “dos2unix: not found” on Ubuntu 10.04 Lucid Lynx with tofrodos

How to Automatically Connect to WiMax Network Using Samsung SWC-U200 and madwimax on Ubuntu 10.04

By Emanuelis, on June 23rd, 2010

After changing Ubuntu to a newest Lucid Lynx 10.04 version. Madwimax from Ubuntu repositories doesn’t connect automatically when Samsung SWC-U200 modem is plugged in USB port.

There is already a bug on Launchpad and the solution. I don’t know why but it didn’t work for me. Some day I will find out why.

How to Stream Your Webcam on the Net

By Emanuelis, on June 22nd, 2010

So you have something inetresting to show to the world or just to watch yourself using a webcam? It is very simple if you use Linux. . . . → Read More: How to Stream Your Webcam on the Net

How to Swap to NFS Mount

By Emanuelis, on June 21st, 2010

Swap to remote computer. . . . → Read More: How to Swap to NFS Mount

How to Use a Swap File on Linux

By Emanuelis, on June 20th, 2010

So you are short with current swap space (or no swap at all) and don’t want to change your partitions. Then swap to file.

Make an empty file (fill with zeros from /dev/zero):

root@plonas:/# dd if=/dev/zero of=/swap bs=1024 count=1048576

Here bs means block size in bytes, count – a number of blocks. Let’s say . . . → Read More: How to Use a Swap File on Linux

How to Network Boot a Diskless Ubuntu 10.04

By Emanuelis, on June 19th, 2010

(updated at 2011/02/10 – see comments)

We need: tftp, DHCP and NFS servers. May be in one physical machine.

Some temporary storage: a HDD or Flash Drive. Ubuntu CD-ROM or bootable Flash Drive or configured Network Install. Any version of Ubuntu (Desktop or Server), Kubuntu or Xubuntu will do.

I used a bootable Ubuntu . . . → Read More: How to Network Boot a Diskless Ubuntu 10.04

How to Manage Firefox Plugins in pluginreg.dat file

By Emanuelis, on June 17th, 2010

In my previous post I wrote about Oracle Applications forms on Linux. Don’t read it There is a simpler way to do the same…

Let’s say we have Firefox 3.6.3 and Sun Java 1.6.0_20 on Ubuntu 10.04 Lucid Lynx. Let’s say we need to run Java Applet which needs Sun Java 1.6.0_10.

I believe . . . → Read More: How to Manage Firefox Plugins in pluginreg.dat file

How to Run Oracle Applications (E-Business Suite) on Linux

By Emanuelis, on June 14th, 2010

This is how I run Oracle Applications (E-Business Suite) forms on my Ubuntu 10.04 Lucid Lynx x86_64. . . . → Read More: How to Run Oracle Applications (E-Business Suite) on Linux

How to Fix LXC’s Error: PTY allocation request failed, stdin: is not a tty

By Emanuelis, on June 4th, 2010

I like LXC very much. But this error was killing me for a few days. Google gave me no answer about that.

I have Ubuntu 10.04 Lucid Lynx as a host and as LXC guest. This is what I was getting while trying to ssh to virtual host “hostingas”:

nzn@servukas:~$ ssh root@hostingas root@hostingas’s password: . . . → Read More: How to Fix LXC’s Error: PTY allocation request failed, stdin: is not a tty

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