The Citrix client (Citrix Receiver) running on the user’s PC normally uses the proxy configuration of the system. Sometimes you may need to give the client a different configuration: the configuration must be performed in the Windows registry (indeed no control panel or GUI is available). If the PCs are joined to a Windows domain,…
In the last few days, I faced a strange problem during my job: a web application, running on Tomcat, dynamically generates some PDF reports. When we activated the HTTPS to secure the connection, users with Internet Explorer 8 were no longer able to display those PDF files: Adobe Reader was correctly started but the browser‘s window…
Yesterday at work I needed to write a script to check if an SSL certificate was present in the user’s store and – if not – to automatically import it…
The same origin policy is a security policy that all the modern browsers apply to client-side scripting languages, including JavaScript. That policy prevents a script running in the browser from calling methods and resources offered by different websites from the one that hosts the script For example if a script, hosted on www.site-a.com, tries to make an AJAX…
When you’re developing an AJAX application, you often use the onkeyup() event that is fired every time the user releases a key on the keyboard. Let’s consider for example an autocomplete function: every time the user enters a character in a field, the application, using JavaScript, queries the server for hints: Sometimes – to avoid…
If you’re using Citrix Provisioning Services to deploy your XenApp session-host servers, you may run into a problem that didn’t let me sleep last night… After the farm’s nightly reboot, users were no longer able to launch any published applications: in the event viewer of the servers running the Web Interface, it was continuously logged the…
Starting from VSphere 4.1, the copy&paste options in virtual machines’ consoles are disabled by default. You can enable the clipboard: for a single virtual machine; for all the VM running on a given ESXi host. Single VM Shut down the VM, then select Edit Settings… Choose the Options tab, select Advanced – General and click Configuration Parameters… Add the…
Sometimes you may need to publish a Thinapped application to a specific group of users. If you use Thinapp with VMWare View, from the latter’s GUI you can assign your Thinapp to a pool or a desktop, not to users or groups: You can allow a specific user or group to run your Thinapp modifying the Package.ini file within the folder that contains your project: Type…
One of the most frustrating activities a Windows admin has to perform is understanding why an Active Directory account keeps locking: here’s a quick way to find out.
Eagle, by default, puts all the components on the PCB’s top layer, usually displayed with red color: Choose the Mirror tool: and click on your component: Eagle will move it on the bottom layer, displayed with the blu color: