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

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Archive for April, 2012

Ken Rockwell pages on Nikon D700, D300 and Sony PCM-M10 Review

Posted by jpluimers on 2012/04/30

If you love photography, be sure to read Ken Rockwell’s website. It is filled with useful information on photography and audio ranging from generic tips on making better pictures to specialized tips for many brands of equipment.

Since I use a Nikon D700 and D300, these are the most important for me, with a few quotes: Read the rest of this entry »

Posted in About, Opinions, Personal, Photography, Power User | Leave a Comment »

WAP: those were the days (:

Posted by jpluimers on 2012/04/27

Gearing down to WAP:

Zoals Donny al zegt, je hebt GPRS voor 2G, wat redelijk werkt voor lage-bandbreedte dingen zoal mail en mobiele websites (http://tweakers.mobi) bezoeken.

Vroeger had je ook nog WAP (wireless access protocol). Hele lage bandbreedte. Daarvoor moet je browser wel wap begrijpen. Zo is wap.tweakers.net nog in de lucht.

Moderne browsers snappen WAP iig. niet. Voor een simulator voor WAP: http://tagtag.com/site/info/emulator (en probeer maar wap.tweakers.net)

–jeroen

via: Providers vergroten capaciteit netwerken voor Koninginnedag | Mobile | Tweakers.net Nieuws.

Posted in Power User | Leave a Comment »

Nog meer oude info :)

Posted by jpluimers on 2012/04/27

Dit was 1 van de dingen die ik midden jaren ’90 van de vorige eeuw voorzag: oude info blijft tot in de eeuwigheid beschikbaar.

  • Naam: PLUIMERS SOFTWARE ONTWIKKELING
  • Vestigingsadres: HOOFDSTRAAT  207  B
  • Vestigingsplaats: 2171BC  SASSENHEIM

Toen het nog een eenmanszaak was en je de 500 meter van je favoriete vereniging naar huis blind kon afleggen.

–jeroen

via: Kamer van koophandel: handelsregister : Kiezen informatieproduct.

Edit 20230701: bovenstaande informatie is inmiddels verhuisd naar een andere server:

Posted in About, Opinions, Personal, Power User | 2 Comments »

Dodgy Coder: Coding tricks of game developers

Posted by jpluimers on 2012/04/26

Some very interesting tips from game development that apply juts as well to general software development.

On code health:

Now I always try to dig right down to the root cause of a bug, even if a simple, and seemingly safe, patch is available. I want my code to be healthy. If you go to the doctor and tell him “it hurts when I do this,” then you expect him to find out why it hurts, and to fix that.

Though tools like SourceMonitor can help you track your code health, the best tool is between your ears.

–jeroen

via: Dodgy Coder: Coding tricks of game developers.

Posted in .NET, Batch-Files, C#, C# 2.0, C# 3.0, C# 4.0, C# 5.0, Delphi, Delphi x64, Delphi XE2, Development, JavaScript/ECMAScript, PHP, PowerShell, Scripting, Software Development | 1 Comment »

SQL Server 2012 is Generally Available! – SQL Server Team Blog – Site Home – TechNet Blogs

Posted by jpluimers on 2012/04/25

I’ve been really busy lately with a couple of migration projects, so I totally missed the various SQL Server 2012 is Generally Available! announcements.

Which is important because for one client, this opens the possibility of move from SQL Server 2000 right to SQL Server 2012  in stead of SQL Server 2008 R2 and make a more smooth path for Azure.

–jeroen

via:

Posted in Database Development, Development, SQL Server, SQL Server 2000, SQL Server 2008 R2, SQL Server 2012 | Leave a Comment »

SQL Server 2000 (and probably later) other reason for System.Data.SqlClient.SqlException: A severe error occurred on the current command. (via SQL Server Forums)

Posted by jpluimers on 2012/04/24

While transitioning from SQL Server 2000 to 2008, I recently had the “A severe error occurred on the current command. The results, if any, should be discarded.”  occurring on SQL Server 2000 in the form as shown at the bottom of this message.

Many of the search results point you into the area of atabase corruption, or in using NVARCAR parameters with SQL Server 2000 or SQL Server 2005 (the app didn’t use NVARCAR, nor did it use large VARCHAR parameters).

The cool thing on the SQL Server Forums – System.Data.SqlClient.SqlException: A severe error occurred on the current command post was that it summed up causes, and asked for more:

Posted – 06/17/2004 :  15:05:20

Rashid writes “Hi: Gurus I am getting these errors when I try to execute my application. According to MS knowledge base (http://support.microsoft.com/default.aspx?scid=kb;en-us;827366) these errors happen due to following resons

  1. You use a SqlClient class in a Finalize method or in a C# destructor.
  2. You do not specify an explicit SQLDbType enumeration when you create a SqlParameter object. When you do not specify an explicit SQLDbType, the Microsoft .NET Framework Data Provider for SQL Server (SqlClient) tries to select the correct SQLDbType based on the data that is passed. SqlClient is not successful.
  3. The size of the parameter that you explicitly specify in the .NET Framework code is more than the maximum size that you can use for the data type in Microsoft SQL Server.

None of these are true in my case. Are there any other reasons that can cause these problems..

There is one more: sending huge SQL Statements to your SQL Server is always a bad idea and gives this error too. Read the rest of this entry »

Posted in .NET, C#, C# 2.0, C# 3.0, C# 4.0, Database Development, Development, Encoding, Software Development, SQL Server, SQL Server 2000, SQL Server 2008 R2, Unicode | Leave a Comment »

Funny: VDI client system wants to restart, but can’t

Posted by jpluimers on 2012/04/23

Someone forgot to kick the VDI instances in the farm to perform an automatic reboot.

Patch Tuesdays only work when you make sure that mandatory reboots are actually being done.

That also prevents users of getting confused by these System Modal dialogs:

[System Restart Required]
A newly installed program requires this computer to be restarted.
Please save your work and restart your computer. Your computer needs to be restarted by wo 11-4-2012 2:43.
[Restart Now] [Close]

and

[Restart Alert]
A system restart cannot be completed while another software installation is in progress. Please allow the software installation to complete before attempting a system restart.
[OK]

–jeroen

Posted in Power User, Windows, Windows XP | Leave a Comment »

Gbridge: Free instant VPN for everyone! – wow, a portable version of this…

Posted by jpluimers on 2012/04/23

Hmm, interesting*:

Gbridge lets you sync folders, share files, chat and VNC securely and easily between friends or your own computers. Google Apps users can create their own free VPN within the organization instantly!

  • EasyBackup: Backup to remote computer!
  • DesktopShare: Technical support made easy.
  • SecureShare & AutoSync: Share files within group!

Either a portable version of Gbridge (currently non-existent) or Gbridge running under a portable VM solution (would vbox.me or VirtualBox on a USB stick work?) running as a non-admin would open up a can of worms for syadmins, and at the same time make a lot of life hackers extremely happy :)

–jeroen

via: Google Apps Marketplace – Gbridge: Free instant VPN for everyone!.

PS: *If you hear a programmer mumble “Hmm, interesting” be wary as either something very smart or very stupid came to mind.

Posted in LifeHacker, Power User | Leave a Comment »

VDI driving me nuts

Posted by jpluimers on 2012/04/20

The VDI recently it is driving me nuts with sudden disconnects and messages like these after you have been connected for a couple of hours.

It all looks like there is some sort of Connectra thing in the middle that does deep packet inspection and randomly kicks out RDP or PCoIP sessions it doesn’t like, then doesn’t allow any new sessions to come in.

If I get a connection at all, now I always get a fresh VM, which – because they all are single core – take between 2 and 3 hours of getting below 100% CPU usage.

CcmExec.exeSMSCliUI.exe, and the svchost.exe instances for RpcSs and BITS hog the CPU scanning for updates and software installs for about about 25% of a working day.

Boy I wish there was something I could do about it.

---------------------------
Remote Desktop Disconnected
---------------------------
A licensing error occurred while the client was attempting to connect (Licensing timed out).
Please try connecting to the remote computer again.
---------------------------
OK Help
---------------------------

Read the rest of this entry »

Posted in Power User, Windows, Windows XP | Leave a Comment »

The Hitchhiker’s Guide to the Galaxy – Wikiquote

Posted by jpluimers on 2012/04/20

Found this out 9 days before my birthday: wikiquote.org: of course with the one of the most famous quotes from the Hitchhiker’s Guide to the Galazy:

almost, but not quite, entirely unlike tea

–jeroen (who won’t be 42 forever)

via: The Hitchhiker’s Guide to the Galaxy – Wikiquote.

Posted in About, LifeHacker, Personal, Power User | Leave a Comment »