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

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Archive for July, 2016

tls – How can I verify that SSLv3 protocol is disabled? – Information Security Stack Exchange

Posted by jpluimers on 2016/07/25


just for completeness: is a nice, console-based tool to check ssl-setups of any ssl/ts – enabled servers, in oposite to ssllabs

It helped me solving this:


Reason: error:14094410:SSL routines:SSL3_READ_BYTES:sslv3 alert handshake failure

Within the directory, you can use this to test with many cyphers:

OPENSSL=./openssl-bins/ ./



Posted in *nix, https, OpenSSL, Power User, Security | Leave a Comment »

On the clusterfuck of USB standards and why USB-C cables in the end might be a good thing – Dutch article

Posted by jpluimers on 2016/07/24

Interesting read: De veelbelovende warboel van usb-c – Achtergrond – Tweakers.

This Dutch article explains about the clusterfuck of USB standards and why USB-C cables in the end might be a good thing.

Watch your cables!



Posted in Hardware, Power User, USB, USB-C | Leave a Comment »

Windows 7+ RDP logon will only disconnect (not logoff) current user (XP would)

Posted by jpluimers on 2016/07/22

One of the things I figured out with Windows 7 and up is that when logging in over RDP an existing user would be disconnected unlike Windows XP that would logoff the existing user.

If you want them to logoff there are basically two options:

I will dig into the scripts one day as I’ve not needed this too often (I use Task Manager for now).


Posted in Power User, Windows, Windows 10, Windows 7, Windows 8, Windows 8.1, Windows 9, Windows XP | Leave a Comment »

Some links on Hyperthreading, ESXi and vSphere

Posted by jpluimers on 2016/07/22

In case I bump into vSphere/ESXi machines that have hyper threading (HT) enabled:


Posted in ESXi4, ESXi5, ESXi5.1, ESXi5.5, ESXi6, Power User, Virtualization, VMware, VMware ESXi | Leave a Comment »

delphi – Building Multi threaded TCP/IP Server – Stack Overflow

Posted by jpluimers on 2016/07/21

On the research list: TIdSchedulerOfThreadPool (now that TIdThreadMgrPool is gone).

Need to manage the lifetime of these as I don’t want the threads to live forever, but also don’t want to make the instantiation cost too high.

Most likely I want to wait for them to finish as well upon process exit, so this might be worth a look as well:


Source: delphi – Building Multi threaded TCP/IP Server – Stack Overflow

Posted in Delphi, Development, Software Development | 4 Comments »

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