Author Archives: admin_db

Low Power PCs

Low power PCs: Tiny Green PC Raspberry Pi – approx 2 – 3.5 watts Aleutia – approx 10 watts Intel NUC – approx 11 watts LIVA Mini PC – approx 15 watts Asus Eee Box – idle approx. 20w, running approx. 22.7 – … Continue reading

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The Greek Alphabet

Α, α – alpha Β, β – beta Γ, γ – gamma Δ, δ – delta Ε, ε – epsilon Ζ, ζ – zeta Η, η – eta Θ, θ – theta Ι, ι – iota Κ, κ – kappa … Continue reading

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Samsung Note 2 unfortunately s note has stopped working

This obscure error can sometimes be fixed by the following steps: Go to Settings Click on Language and Input Click the cog image next to the Samsung keyboard options (even if greyed out) Click on Input Languages On English (UK), … Continue reading

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Vi Commands

Movement: h, j, k, l  – left, down, up, right spacebar – right Copy/paste: Y – copy one or more lines p – paste line below current cursor P – paste line above current cursor Line numbers: :set number

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GFS = General Forecast System or Global Forecast System GRIB  = GRidded Information in Bindary

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Linux Notes

Hard links: ln /path/file1 /path/file2 Associates one physical file with another name (file2). Both access the same file. Can’t be used with directories. Can’t cross file system boundaries. Soft (symbolic) links: ln -s /path/source /path/alias Creates an alias to a … Continue reading

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PHP Regular Expressions

Notes: A regular expression is enclosed between two forward slashes “//“. Hash signs # or tildes ~ can also be used (these characters are called delimiters). eg. $exp = “/php/“;    – search for the occurence of string ‘php’ Special/meta-characters: * Match … Continue reading

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Laser 4000 notes

Hatch covers: Made by Holt-Allen, size: 4″, product code: HA 337

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Topper sailing dinghy parts

Online shops supplying Topper parts: Jonti One Stop Chandlery Purple Marine Rooster Sailboats Sailing Solutions Scottish Topper Boats & Spares Topper Sailboats Trident Pin & Bax Virtual Rigger Fixing leaks: Guide by Sailing Solutions Notes: Outhaul:

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Google translate Firefox problem (not working on Apple Mac)

If the Google Translate drop down menu of languages does not open, or appears empty when the Google Translate tool is clicked in Firefox, the problem is usually caused by an issue with the Flash plugin, or the Flash plugin … Continue reading

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