The Wiert Corner – irregular stream of stuff

Jeroen W. Pluimers on .NET, C#, Delphi, databases, and personal interests

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Re: [opensuse-factory] dup –no-allow-vendor-change is now default

Posted by jpluimers on 2017/09/15

I totally missed this announcement 2 months ago:

after this update, zypper dup will default to –no-allow-vendor-change, whichhas been the recommended way for Tumbleweed for a long time now.

Source: Re: [opensuse-factory] dup –no-allow-vendor-change is now default

So Dominique was glad to “rub the salt” a bit (:

[WayBack/Archive.isDominique / DimStar‏ @DimStar Replying to @sysrich @jpluimers: for the record: –no-allow-vendor-change has become the default in Tumbleweed, see also http://dominique.leuenberger.net/blog/2017/06/review-of-the-week-201726/

It was documented at least on these places:

–jeroen

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Posted in *nix, Linux, openSuSE, Power User, SuSE Linux, Tumbleweed | Leave a Comment »

Open source app to detect bluetooth gas pump credit card skimmers – Skimmer Scanner – Android Apps on Google Play

Posted by jpluimers on 2017/09/15

Before you fill up your car, check if you potentially can be skimmed: Skimmer Scanner – Android Apps on Google Play

The app is open source at sparkfunX/Skimmer_Scanner: A mobile app for detecting bluetooth gas pump credit card skimmers.

A long article about reverse engineering these skimmers is at [WayBack] Gas Pump Skimmers – learn.sparkfun.com including tools to get the data out: [WayBackMPLAB PICkit 3 – PGM-09973 – SparkFun Electronics

All via: [WayBack] Gas pump skimmers – what you need to knowIf you’re on android, there’s an app that essentially finds and pairs with the skimmer to see if it’s active… – Lars Fosdal – Google+

–jeroen

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Posted in Android, Development, LifeHacker, Mobile Development, Power User, Software Development | Leave a Comment »

UDP port 52217 – ScanSnap iX500 Linking to mobile devices (the iPad, iPhone, iPod touch and Android™ devices) -QA4- – Fujitsu Global

Posted by jpluimers on 2017/09/15

UDP port number assigned to Scan to Mobile (52217 by default)

Source: ScanSnap iX500 Linking to mobile devices (the iPad, iPhone, iPod touch and Android™ devices) -QA4- – Fujitsu Global [WayBack]

Other references:

–jeroen

Posted in Fujitsu ScanSnap, Hardware, ix500, Power User, Scanners | Leave a Comment »

Need to write a proper bookmarklet for the wayback archive (:

Posted by jpluimers on 2017/09/14

Some inspiration for writing a proper bookmarklet that finds or saves a WayBack machine page:

On the last link, I was hoping that the https://web.archive.org/liveweb/https://www.example.org would work but it doesn’t work for many URLs and I’m not sure yet why that is.

It has a nice tip that works though:

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Posted in Bookmarklet, Conference Topics, Conferences, Development, Event, JavaScript/ECMAScript, Power User, Scripting, Software Development, Web Browsers | Leave a Comment »

youtube-dl – saving both audio and video without keeping intermediate files seems impossible

Posted by jpluimers on 2017/09/14

Just in case someone has a better alternative than youtube-dl alias:

alias youtube-dl-audio-and-video='youtube-dl --keep-video --extract-audio --audio-quality 0 --audio-format mp3'

It extracts the audio and keeps the video.

The result is that also all intermediate downloads are being kept.

So even after studying the README extensively the only alternative seems to be a double download like this:

youtube-dl-audio-and-video() { youtube-dl --extract-audio --audio-quality 0 --audio-format mp3 $1; youtube-dl $1; }

–jeroen

Posted in *nix, *nix-tools, bash, bash, Development, Power User, Scripting, Software Development | Leave a Comment »

zypper errors on download.opensuse.org

Posted by jpluimers on 2017/09/13

If you see error message like below when performing zypper refresh or zypper dist-upgrade, then please inform the opensuse team (for instance Twitter or the #openSUSE-factory IRC channel) as this is part of the aftermath of the download.opensuse.org trouble that started last week.

Permission to access 'http://download.opensuse.org/ports/aarch64/tumbleweed/repo/oss/suse/setup/descr/appdata-icons.tar.gz' denied.

What happened to me with Raspberry Pi 3 and Tumbleweed is below and fixed because after I got in touch: the data restore had worked out OK, but the permissions didn’t.

I got there as the search for “Permission to access ‘http://download.opensuse.org/ports/aarch64/” got me to [WayBack] TUMBLEWEED Zypper Permission to access:

Unfortunately there was a catastrophic issue last week with the openSUSE download system (read: stuff is still broken and not all mirrors are fully functional).

–jeroen

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Posted in *nix, Linux, openSuSE, Power User, SuSE Linux, Tumbleweed | Leave a Comment »

Some links around GuardiCore

Posted by jpluimers on 2017/09/13

Interesting tool to scan your network vulnerabilities from both outside and inside: guardicore/monkey: Infection Monkey – An automated pentest tool

Via a chain of links all around “Trojan.sysscan:

–jeroen

Posted in Development, Software Development | Leave a Comment »

Happy Day of the Programmer – and remember what SQLite is about…

Posted by jpluimers on 2017/09/13

T-Shirt quote worthy:

“SQLite does not compete with client/server databases. SQLite competes with fopen().”

Happy Day of the Programmer!

–jeroen

Source: Made me distribute coffee over keyboard :-). Best. Definition. Ever. [WayBack]

Posted in Fun, Quotes, T-Shirt quotes | Leave a Comment »

GitHub: Searching your own repositories – excluding forks

Posted by jpluimers on 2017/09/12

The Searching repositories – User Documentation mentions

By default, forked repositories are not shown.

But it forgets this only holds for the main search box which is conveniently called “Search GitHub” but documented as “Search repositories“:

Based on that documentation you’d think the “Search Repositories” box would adhere to the same defaults, right?

Wrong. We live in the “form over function” era so that would be too easy.

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Posted in Development, DVCS - Distributed Version Control, git, GitHub, Source Code Management, User Experience (ux) | Leave a Comment »

Welcome to workaround.org – tips around open source and Linux stuff

Posted by jpluimers on 2017/09/12

At the time of discovering Welcome to workaround.org via More ISP Mail saveback – Joe C. Hecht – Google+:

ISPmail tutorials

The famous ISP-style mail server tutorials live here. Learn how to set up your own fully-functional mail server using Postfix, Dovecot IMAP/POP3 and MySQL backend on a Debian server just like your favorite mail or website hosting provider.

I have been maintaining the ISPmail tutorial since Debian Woody. However those older Debian versions are no longer supported. If you still like to read the old versions I have provided PDF versions of the tutorials for Squeeze, Lenny, Etch, Sarge andWoody.

Thoughts blog

My projects

I am a system administrator and programmer. In my nerdy spare time I work on web applications, Python and Ruby programs, write articles or explore new software technologies. On workaround.org you can find news, solutions and hints on my findings and get help. Of course your feedback is welcome.
These are some projects I am currently working on:

IRC – Internet relay chat

  • IRC is a great medium for getting instant help (at least on the freenode IRC network). I have collected some tips about Getting help on IRC to help you get help instead of getting barbecued.
  • knoba’s factoids
    I run a bot called knoba (short for knowledge base) on the freenode IRC network. Two channels I visit frequently are and #squid. So I have fed the bot with lots of factoids that you can query using !foobar in the channel. These are the factoids understood in #squid and #postfix. Please don’t play with the bot publicly. Send it a “/msg knoba help" and learn how it works.

Linux tips

Regarding the Squid web proxy

Padrino web framework

Zabbix monitoring

Zabbix is a mighty open-source monitoring software. If you need a serious system for your organisation and manage to condone its creepy web interface it is hands down the the most superior software I have ever seen. And I have been dealing with monitoring software since Nagios was called Netsaint.

These articles should help you in your daily work maintaining a monitoring system:

–jeroen

 

Posted in *nix, BIOS, Boot, Development, Linux, Open Source, Power User, Software Development | Leave a Comment »