OPEN HARDWARE OBSERVATORY

Search Engine and Assessment Platform for sustainable Open Hardware

Category search

Professional search

Semantic search

From OHO - search engine for sustainable open hardware projects

Jump to:navigation, search

This page or action requires Javascript to work, please enable Javascript in your browser or use a browser where this is supported so that functionality can be served and is provided as requested. For further assistance, please have a look at the noscript help page.

Options | Search Clear all entries |

Condition

Printout selection

Options

Parameters [+]

limit:

The maximum number of results to return

offset:

The offset of the first result

link:

Show values as links

headers:

Display the headers/property names

mainlabel:

The label to give to the main page name

intro:

The text to display before the query results, if there are any

outro:

The text to display after the query results, if there are any

searchlabel:

Text for continuing the search

default:

The text to display if there are no query results

import-annotation:

Additional annotated data are to be copied during the parsing of a subject

propsep:

The separator between the properties of a result entry

valuesep:

The separator between the values for a property of a result

template:

The name of a template with which to display the printouts

named args:

Name the arguments passed to the template

userparam:

A value passed into each template call, if a template is used

class:

An additional CSS class to set for the list

introtemplate:

The name of a template to display before the query results, if there are any

outrotemplate:

The name of a template to display after the query results, if there are any

sep:

The separator between results

Sort options

Add sorting condition

ResultCodeDebugExtra

To embed this query inline into a wiki page use the code below.

{{#ask: [[Category:Photography]]
 |?Desc
 |?Projectimage=Image
 |?Licence
 |?ContainsPdfDrawings
 |?Firstin
 |?CadFilesAreInEditableFormat
 |format=template
 |limit=50
 |offset=40
 |link=none
 |sort=
 |order=asc
 |mainlabel=
 |template=ProjektResults
 |class=search_items_results_page pagination-container
}}

Results 41 – 90 previous 50 20 50 100 250 500 next 50

JSON CSV RSS RDF

Query log

{
    "query_string": "[[Category:Photography]]",
    "query_source": "SMWSQLStore",
    "query_time": "0.0795",
    "from_cache": false
}

Debug output SQLStore

ASK Query

[[Category:Photography]]

SQL Query

SELECT DISTINCT
t0.smw_id AS id,
  t0.smw_title AS t,
  t0.smw_namespace AS ns,
  t0.smw_iw AS iw,
  t0.smw_subobject AS so,
  t0.smw_sortkey AS sortkey, t0.smw_sort
FROM
`smw_object_ids` AS t0
INNER JOIN
(`smw_fpt_inst` AS t1
INNER JOIN
`t2` AS t2 ON t1.o_id=t2.id) ON t0.smw_id=t1.s_id
WHERE
t0.smw_iw!=':smw'
  AND t0.smw_iw!=':smw-delete'
  AND t0.smw_iw!=':smw-redi'
ORDER BY
t0.smw_sort ASC
LIMIT
55
OFFSET
40

SQL Explain

ID	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	t2	ALL	PRIMARY				17		Using temporary; Using filesort
1	SIMPLE	t1	ref	s_id, o_id, s_id_2, o_id_2	o_id_2	5	oho_wiki_en.t2.id	13		Using index
1	SIMPLE	t0	eq_ref	PRIMARY, smw_id, smw_iw, smw_iw_2	PRIMARY	4	oho_wiki_en.t1.s_id	1		Using where

Auxilliary Tables

Temporary table t2
Recursively computed hierarchy for element(s) (533).
SELECT s_id FROM `smw_fpt_subc` WHERE o_id=533 LIMIT 1

Query Metrics

Query-Size:1
Query-Depth:0

Errors and Warnings

None

Build an LM3914N light meter

Website http://www.catykanal.com/ Subscribe for free: http://goo.gl/9Rfr2Q Official Facebook http://goo.gl/GKVRzt Twitter ...

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: unknown

Build camera tripod with slider itself - Part 1 of 2 - The socket

In this video I build a camera tripod with built-in slider. As always, I tried the cheapest possible ...

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: unknown

Build camera tripod with slider itself - Part 2 of 2 - The slider

In this video I build a camera tripod with built-in slider. As always, I tried the cheapest possible ...

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: unknown

Build photo background // easy and cheap // photos at the video end

Welcome to a new video, this time it's about self-made backgrounds and how easy it is to build a system ...

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: unknown

Build studio light / softbox yourself

Here we show you how to build a studio light for a little money yourself

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: unknown

Build the tripod yourself

In this photo-video I show the construction of a tripod, with which I can photograph and film objects from above.

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: unknown

Build your own camera tripod with battery many possibilities 5 Let's do it

In this video I build myself a Do it Yourself camera.

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: unknown

Build your own camera tripod yourself - make the camera mount yourself / do it yourself tripod / camera accessories

Camera tripod for 0,00 EUR build yourself In this video I show you two simple but ingenious ways to get a ...

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: unknown

Build your own floor stand from a frying pan - Camera Hack

Use an old ladle to make a floor stand

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: unknown

Build your own softbox András Explained

Hey guys, In today's video I'm going to show you how you can make a softbox for under 15EUR.

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: unknown

Build your own tripod DIY

In this video I build myself a

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: unknown

Building A Large Format Digital Camera - do it yourself Photography

July 8, 2014 byThe camera was submitted to and as such it is pretty hacked up. The photographs that it takes, though, are dreamy.Camera internals are build from...

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: unknown

Building TableTop Photo Table yourself Harald Schirmer

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: unknown

CAMERA PHOTOGRAPHY TIPS How To Use POP-UP Flash Diffusers on a Camera (Video)

Get your own POP-UP Flash Diffusers at our website: https://goo.gl/fYJhdbCheck out this video to learn more about how to ...

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: unknown

CNET How To - 3 do it yourself phone tripods

Watch more videos from CNET How To - http://cnet.co/1OaYcwH Turn everyday items into simple tripods to keep smartphone ...

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: unknown

Camera rail on a tripod self-made camera tripod Testviedeo HD

Super good camera management without Verwakelungen self-made.

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: unknown

Cheap (DIY) smartphone diffuser for light meter Talk Photography

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: unknown

Cheap DIY digital picture frame with Raspberry Pi easy to build yourself.

A digital photo frame is the perfect accessory for a photographer's apartment. Regrettably, digital ...

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: unknown

Cheap do it yourself Studio Light Reflector

I needed a way to direct the light from my studio lights a little better so I came up with a cheap and easy solution using a plastic ...

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: unknown

Cheap homemade fundraiser for 10EUR (support for funds)

A brief tutorial on how to make this simple fundraiser or support for funds, for home and cheap photography and video because ...

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: unknown

Cheap self-build photo studio background VLOG

Proper photo backgrounds made of solid cardboard are often very expensive. So I'll show you today how you come out of a ...

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: unknown

Check Out This Simple do it yourself Tripod HACK

do it yourself Tripod HACKSOCIAL MEDIAInstagram: https://www.instagram.com/Ronnierabena Twitter: https://twitter.com/ronnierabena ...

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: unknown

Cool do it yourself Diffuser for studio product photographer: how to build $20 diffuser panel and save $200

do it yourself build from $20 garment rack which saved me few hundred dollars: http://www.photigy.com/diy-diffuser-product-photograher/

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: unknown

Create Your Own do it yourself Speed Light Diffuser with Mike Hagen ...

With Mike Hagen's recent release of , we asked him to walk us through a couple projects from the book in a webinar. Mike broke it down, and answered audience qu...

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: unknown

Creative Photo Challenge No. 4 - High Key Portrait with do it yourself Softbox w/ Lindsay Adler CreativeLive

Soft Boxes can create a beautiful glowing light, but you don't have to pay an arm and a leg to get one Achieve the same look with ...

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: unknown

DIY - Build your own - A floor stand

Will not everyone can use what I have built here me. I personally find it very practical :-) I have given you a ...

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: unknown

DIY - Create Awesome Flash Diffuser for Macro Photography

How to build an amazing

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: unknown

DIY - Curved photography reflector for fashion photography

How to make a curved

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: unknown

DIY Cheap Light Diffuser

For this little project you will need (purchased at Dollarama) Foam Project Board Tissue Paper Tape Ruler / Straight Edge Hobby ...

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: unknown

DIY Diffuser for Studio Product Photography: how to build $25 large white diffuser for you studio

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: unknown

DIY Digital Picture Frame

All you need is some

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: unknown

DIY Digital Stabilized Camera Gimbal

UPDATE http://tomantosfilms.com/3573/

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: unknown

DIY Eyelighter Reflector - Photography

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: unknown

DIY Flash Diffuser for DSLR Built-in Pop-up Flashes 2

In this easy tutorial, I will show you how to create a DSLR camera.

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: unknown

DIY Flash Diffuser for Macrophotography

Instruction on how to built a

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: unknown

DIY How to make an umbrella softbox

honestly guys, the result was stunning, i highly recommend it guys if you are on a budget. don't forget to like the video if it was ...

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: unknown

DIY Light Diffuser for Filmmaking and Photography - Made with PVC

Join Brittany while she creates her own DIY Light

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: unknown

DIY Light Reflector for Video and Photography Work

How to make and use a light

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: unknown

DIY Macro Flash Modifier / Adjustable Light Diffuser

Today I show you my DIY Light

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: unknown

DIY Making a digital picture frame with raspberrypi

Transforming a dead laptop into a

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: unknown

DIY SOFTBOX How To Make SOFTBOX At Home For Best LIGHTING SETUP

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: unknown

DIY Softbox - Photography Tips

A softbox is a light modifier used in photography to achieve a softer feel with reduced shadow definition. It achieves the result by softening or diff

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: unknown

DIY Studio Lights (Real Cheap )

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: unknown

DIY diffuser flash in macro photography macrophotography flash diffuser

DIY Diffuser Flash in Macro Photography Macrophotography Flash Diffuser At extreme close-up range, you come across the subject ...

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: unknown

DIY digital camera

DIY digital camera

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: unknown

DIY how to make a reflector for a photography studio

30.10.2012 · DIY tutorial on how to make a large light reflector for a boudoir photography studio made from insulation foam panels.

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: unknown

DIY iPhone tripod Mount

In this video I will show you How to Make iPhone

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: unknown

DIY macro flash diffuser

In this video I demonstrate how to make a DIY

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: unknown

DIY- Make your own SoftBox + Support - 1st. Part

Hi, thanks for watching my video Subscribe here: http://goo.gl/zvA85ox How to make a SoftBox + Support - DIY, with materials that ...

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: unknown

DIY-Como fazer Softbox caseiro - Iluminação for videos and photos

Learn this video step by step as fazer um Softbox caseiro easy and fast, tuning uma boa lighting and fundamental for ...

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: unknown

Retrieved from "https://en.oho.wiki/wiki/Special:Ask"

OPEN HARDWARE OBSERVATORY 2020

|

|

|

Feedback for Beta Version

|

|