SIM, kuokka ja Jussi

Reading Time: 3 minutes Tietyt asiat muuttuvat oikeasti aika hitaasti. Vaikka elämme tietyllä tapaa teknologisesti pitkälle kehittyneessä yhteiskunnassa, on mielenkiintoista palata juurille, ja tarkastella perusasioita. Käydään mobiilimaailman historia nopeasti läpi. Päästään rautakaudesta lasijakson kautta uusien tuntemattomien äärelle. SIM-kortti pikafaktat sanoista “Subscriber identity module” se pikkuinen “siru” joka laitetaan kännykkään sisälle, kun otetaan kännykkä käyttöön ensimmäistä kertaa SIM-kortti teknisesti tunnistaa […]

Palautteen käsittely: 3 kultaista periaatetta

Reading Time: 1 minute Organisaation tulee kyetä 3 asiaan, kun se saa palautetta: a) palkitse palautteen lähettäjä – tai ainakin kannusta palautteen antamiseen jatkossakin – henkilökohtainen kiitos tai julkinen meriitti on myös eräänlaista palkitsemista. Ole kohtelias ja huomaavainen jos julkaiset palautteen antajan nimen – kysy lupa. – antiteesi: älä torju palautetta. Voit keskustella siitä, mutta palaute on aina hyvä […]

Import city buildings as 3D to Blender from Openstreetmap

Reading Time: 2 minutes Buildings in 3D! I recently figured out there’s a fantastic addon to Blender which can import buildings from Openstreetmap data. The result is that you can visualize a real city, or augment it with your own 3D additions. The possibilities are endless. download the importer script go to the Openstreetmap web site select an area […]

Programming in assembly

Reading Time: 4 minutes Assembly is the programming language closest to a CPU. ‘Closest’ here means that the keywords in the language translate 1:1 into instructions done by the CPU. With other (higher lever) languages, there’s either an interpreter or compiler which unpacks the language and generates usually quite significantly higher number of instructions when the code is to […]

Reliable Linux process identification, pt 2/3: Ideas

Reading Time: 3 minutes Multicore world – does it complicate things? Current chips, or at least the main computing units (CPUs), are made up of many cores. Some of the reasons are beyond the scope of this article. Mainly there are factors that affect the total throughput of a processor, and the thermal factors… (physical heat generation). Lowering the […]

Reliable Linux process identification 1/3: Concepts

Reading Time: 1 minute TL;DR takeaway: properly used, processes in Linux are powerful control over what happens in the computer. Knowledge of process control can be used to: trim the performance, security and redundancy of a computer system ..but the key is to be able to precisely and reliably identify a process Justifying our interests We could actually end […]

Bag of writer’s tricks – importance of adding an image

Reading Time: 2 minutes Adding an image to every blog post you put out is one of the fundamentals of SEO – search engine optimization. And SEO in turn is what gives your blog an audience. Anamnesis, please! Graph of views profile during 12 months I started doing a bit of learning of, and perhaps more importantly, taking action […]