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Inside SOTKAnet
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====== Inside SOTKAnet ====== <WRAP info>This article was written in 2005.</WRAP> {{ images:sotkanet:sotkanet.gif}} SOTKAnet indicator bank is a public accessible web information service that publishes de
The ZeuS malware incident
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ZeuS_has_come_enhanced_with_Tor|ZeuS malware]] or some variant of it. It wasn't detected by virus scanners and so it lived on the computer at least over a month, m... rotection while the last is just a scanner that I sometimes run manually the get an third opinnion. In addition to these I've set up my computer so that I have a separate browser for general net su
A dedicated server or a virtual server
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al Private Server VQ 19. This was written in 2011 so this may not reflect the current similarities and... ding to a VPS: * Hetzner has started to offer some interesting VPS's (vServer). I was interested i... . * I used a VPS before EQ 4 and it worked fine so I generally have nothing against the idea of a VP... cluding a multi-level caching scheme. It requires some RAM but with that should run smoothly even on a
Creating a small NAS server based on OpenMediaVault
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ists my initial impressions on OpenMediaVault NAS software and documents some things I tried out but did not work. ===== Asus VivoMini PC ===== I have a... till has all the features that I was looking for. So I decided to go with OpenMediaVault. ===== Disk ... ystem by using plug-in sharerootfs. I tested this solution and it works well. There is no practical wa
Opera browser wild on opening sockets and listening on port 9050
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====== Opera browser wild on opening sockets and listening on port 9050 ====== <WRAP info>The strange... ]] and noticed that there were enormous amount of sockets to localhost port 9050. I learned that 9050 ... r networking]] that I have never used myself. The sockets seemed to be opened by [[http://www.opera.co... t conclusion was that my Opera browser is running some malware JavaScript code that runs or tries to r
The automatic IBM Cognos BI
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IBM Cognos BI (Business Intelligence) system for some years. Our application area for the BI system d... ted from our registers and other statistical data sources. One of the biggest challenges with IBM Cog... t that doing this manually is a waste of time and so we wanted to make this automatic. You can desing ... d data warehouse: people gather data from various sources without coordination and use the tools they
PostgreSQL vs SQLite
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onal database for a limited amount of data (up to some gigabytes) and don't need scalability on concur... Feature ^ SQLite ^ PostgreSQL ^ | Type | An open source software library accessing a binary database file within the client process. | A traditional open source relational database server with server proces
About the design and implementation of Catz @en:information_technology:catz
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tation of Catz ====== <WRAP info>Written in 2011 so may contain outdated information.</WRAP> ===== T... rovided. ===== Technologies used ===== Here are some of the technologies chosen during the project. ... ded in Mojolicious. Uses Perl as control langauge so there is no need to learn a separate langauge. | ... ng | Memcached | Very reliable and tested caching solution to throw in key-value -pairs and to get the
Moving from Perl to Python
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to change my primary general purpose language to something new, or old. ===== Why Python ===== I wa... , Python, Ruby, Rust. Since I was looking for a somewhat smooth transition from Perl I felt that Go and Rust were not for me. So finally I had only two real candidates: Python an... * Very likely to be alive at least ten years, so at least to 2030's. * Based on my initial test
Seagate Expansion Desktop performance issues and fixes
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018-01-04. Last updated 2018-01-05.</WRAP> I had some issues with a brand new Seagate Expansion Deskt... quick format to NTFS that should complete within some seconds lasted for ages and had to be interrupt... l migration. Device ... was migrated. After some googling I interpeted the "could not be migrated" message so that there is some connectivity issue between the
Catz metadata and social media integration @en:information_technology:catz
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====== Catz metadata and social media integration ====== ===== Mandatory page metadata ===== The bas... e | content langauge is also set on html and body so we really are on the safe side | | link shortcut ... ebook fan page | | meta credits | gives credit to some fundamental technologies that the service is ba... d runmode other cases | noindex,nofollow | ===== Social media integration ===== Social media integra
Perl MVC frameworks: Catalyst, Dancer, Mojolicious
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started the project with Catalyst and implemented some of the core features and content pages with it.... le. Catalyst didn't work with the latest Moose or something like that and some other conflicts between the required modules arose. It all became very frus... cious. Its 3rd party module dependencies also are somewhere between the two. The design and the featur
Server benchmark 2012: Hetzner VQ 12 VPS @en:information_technology:server_benchmarks
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VPS * Single Core * 1 GB RAM * 40 GB HD on some sort of RAID * no backup space * 2 TB traffic/mo * https://www.hetzner.de/ * Debian 6.0 64 ... pied, 8.39155 s, 128 MB/s </code> This must be a some sort of peak , the other two were around 70 MB/s. the best of three subsequent test runs of <code>
Practical Linux
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rd boxes from the truck. There are plenty of them so take your time. {{images:practical_linux:01_unlo... out the server components. You will probably have some hundred boxes to open so this step will take a while. {{images:practical_linux:02_unpacking.jpg}}
Catz service management @en:information_technology:catz
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stem and the server has automated backup routines so backup instructions were removed from this page. ... de> hypnotoad run.pl </code> Edit nginx config so that it points to the deployed environment's http... sts, although this has a limited meaning since if something is broken, the results goes to memcache an
The small NAS server: long-term impressions
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The small NAS server: about power consumption
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Catz data concepts @en:information_technology:catz
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Catz application engine @en:information_technology:catz
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Dokuwiki notes and tricks
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