Tips&Tricks »
Arduino Yun, how to update to rev.2
This year in March, Massimo Banzi announced on the Arduino blog the production of a new revision (Rev.2) of the Arduino Yun board. In addition to some improvements on the hardware design, the new revision offers a
Read More »
MIUI and tethering
My smartphone is a Xiaomi Redmi Note 3 Pro, running the “Global” MIUI ROM. Some days ago I brought a SIM card from a new italian operator, ho-mobile, which allows to use the tethering feature of
Read More »
IIS, mutual authentication using SSL certificates
Not everyone knows that IIS (Internet Information Services), the webserver included in Windows Server, offers the possibility to perform mutual authentication using SSL certificates. You probably saw that, within the site’s SSL configuration, you
Read More »
Parsing a packet using structs
When I was analyzing the source code of an opensource software, I found an interesting technique to parse incoming data in a very efficient way, using a struct. This technique works if the received data has a
Read More »
Java, IllegalFormatConversionException when importing an SSL certificate
Today I faced a strange problem. I needed to import an SSL certificate in a java keystore, using the “classic” keytool command. I was sure that the format of the certificate was correct, but I
Read More »
IIS, how to debug HTTP errors
Today I faced a problem during the setup of a new application: if I opened a browser and entered the URL of the application, I got the following error message To be able to
Read More »
Google Chrome, how to display the website’s SSL certificate
Users of the Google Chrome web browser were able to display the SSL certificate of a website published via https protocol with a click on the address bar. In the latest versions, this functionality has been removed:
Read More »
WinRM, exceeded MaxEnvelopeSize quota
Today, while I was configuring an Exchange 2010 server, I got the following error: The WinRM […] was notified that the request size exceeded the configured MaxEnvelopeSize quota The MaxEnvelopeSize parameter defines the maximum size (in Kb)
Read More »
Microsoft Exchange without using Outlook
If you have a mailbox hosted on a Microsoft Exchange server, you’re probably using Outlook (or its web variant) as mail client. Thanks to a suggestion by a colleague, I’ve just discovered a way to access
Read More »
Websphere MQ – Copy messages between queues
If you administer a Websphere MQ server, it may happen that someone ask you to manage the messages: create a backup, move messages from a queue to another one… The main administration tool for
Read More »
