Fix Maverikcs “One or more items in… can’t be changed because they are in use” error

12 April, 2014

If you’re getting  “One or more items in… can’t be changed because they are in use” error copying from external disk here the easy fix: 

launch terminal and use the following command:

xattr -d com.apple.FinderInfo <filename>

Example:

xattr -d com.apple.FinderInfo Kitesurf-Mavericks.mp4

 

 


Configure Rasberry PI SSL for free

26 March, 2014

First step: create your own certification authority private key:

openssl genrsa -out myPersonalCA.key 2048

Second step: create your own certification authority:

openssl req -x509 -new -key myPersonalCA.key -out myPersonalCA.cer -days 730

Now you can sign certificates.
With this certificate, let’s proceed to generate our SSL certificate.

 

Third step: create your own SSL private key:

openssl genrsa -out myCertificate.key 2048

 

Fourth step: create the personal SSL request:

openssl req -new -out myCertificate.req -key myCertificate.key

Fifth step: create the personal SSL certificate

openssl x509 -req -in myCertificate.req -out myCertificate.cer -CAkey myPersonalCA.key

-CA myPersonalCA.cer -days 365 -CAcreateserial -CAserial serial

 

the output file myCertificate.cer and myCertificate.key should be used in your apache configuration.

 

 
sdfsdf
sdfsdf


Reverse Engineering the Estimote

29 January, 2014

Mauro:

An interesting reading

Originally posted on MAKE:

make_ces_612x64

Craig Federighi, Apple’s senior vice president of Software Engineering at WWDC.

Craig Federighi, Apple’s senior vice president of Software Engineering at WWDC.

Back in June last year—at WWDC—Apple quietly announced iBeacon. It didn’t even get a mention in the keynote, appearing in just a single slide about “…some other features in the SDK.” But for hardware people it was actually one of the most prominent features of Apple’s latest OS release, and my Twitter feed exploded. People are always looking for new levers to enable them to do new things.

I’m not really going to talk here about the—interesting and somewhat telling—split between Google, which initially relied on NFC technology and only recently have grudgingly added Bluetooth LE support to Android, and Apple, which avoided NFC and concentrated on finding alternatives utilizing both Wi-Fi and Bluetooth LE—for instance by rolling out AirDrop as an alternative to Google’s now shuttered Bump file-sharing service. While I think the choice of those competing…

View original 3,246 more words


App Trends 2014

15 January, 2014

App Trends 2014

App Design trends for 2014


Configurare l’IP pubblico con Fastweb e l’AirPort Extreme

9 March, 2013

la configurazione non è delle più semplici ma vediamo come fare:
Andare su questa pagina:
http://www.fastweb.it/myfastpage/abbonamento/#mConfig e scegliere configura router.

Premere “Modifica” e poi “Configurazione Manuale”.

A questo punto aggiugere il servizio inserendo la porta come in questo esempio:

Image

per il server web, ad esempio  inserire questi valori

Image

A questo punto bisogna configurare l’airport extreme, inserendo l’indirizzo IP
del server da esporre su internet, in questo caso 10.0.1.17

Image

premere ora su port mappings e configurare le porte in questo modo:

Image

Riavviare l’airport e a questo punto il vostro server sarà visibile su internet.


Internet of things

26 February, 2013

It will be the very next big thing ?

I think so!


Fix Lion slow TimeMachine backups

24 July, 2011

After upgrading to Lion, my TimeMachine Backups takes FOREVER to complete.

after 2 days of googling, I discover the solution:

  1. Be sure to disable TimeMachine using System Preferences
  2. Mount TimeMachine disk
  3. Launch a terminal and go to the TimeMachine Disk
  4. now rm -r .Spotlight-V100
  5. Now go to the Startup Disk
  6. rm -r .Spotlight-V100
  7. At this point restart your Mac

 


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