Markus' Blog - programming tag

Amazon EC2 boot script to associate elastic ip

Wed, 20 Jul 2011 18:43:00 GMT

After installation of the AWS API tools you can associate an elastic ip address to the instance from the instance itself during boot process.

I've written an SysV RC script.

Reform the JCP

Wed, 03 Nov 2010 15:48:00 GMT

Dan Allen and Lincoln Baxter like to have a reformation of the JCP.
With this article they want to make their position clear.
It is demanded nearly a total turnaround from the current process to an open, better community ruled process.
A better way would be to make small steps for opening the process peu à peu.
Although I don't completely confirm their petition, but it would be cooler than the current situation, I've signed their petition online.

vim tab settings

Wed, 03 Nov 2010 11:25:00 GMT

Useful tab settings vor the vim editor:

:set tabstop=4 softtabstop=4 shiftwidth=4 expandtab

Oneliner to handle file system limitations on file move

Sat, 30 Oct 2010 23:31:00 GMT

A simple oneliner to move files to a file size limited file system (e.g. 2Gb)...
destdir=/destinationdir/../.. ; for f in * ; do s=$(stat -c %s "$f") ; if [ $s -ge $((2*1000*1000*1000)) ] ; then 7z a -mx=0 -tzip -v2000m "$destdir"/"$f".zip "$f" ; else mv -v "$f" "$destdir"/"$f" ; fi ; done

Java 7 supports creating symbolic links

Tue, 06 Jul 2010 18:50:00 GMT

Just discovered at
http://openjdk.java.net/projects/nio/javadoc/java/nio/file/Path.html#...
that Java 7 might support the developer in creating symbolic links to files and directories.

DWH n days ago up to now

Tue, 20 Apr 2010 07:20:00 GMT

To query data for a datawarehouse report starting at n-days ago at midnight up to newest available data, I can use the following SQL:

timestamp(char(date(current timestamp - 2 days)) concat '-00.00.00.000000')

Snoop USB data stream in Linux

Wed, 10 Feb 2010 16:03:00 GMT

Greg Kroah-Hartman provided some older article to use printk in the USB driver of the Linux kernel to output complete data: http://www.linuxjournal.com/article/7582?page=0,0

Yipiiih - first successful deployment

Fri, 06 Nov 2009 17:31:00 GMT

An hour ago I've got our new Latte2 build environment to successful deploy the first application.
This has been a long way and there is still some work to be done next week.
But now I think it'll become a full success.