Skip to content
Advertisement

Tag: raspberry-pi

No access to /dev/mem. Try running as root

I’m a newbie! I have python files code to turn on the light: i tried here and here and here here on forum i chmod pi for /dev , adduser group file 1 file 2 access GPIO: Error occurs here. “No access to /dev/mem. Try running as root!” i have try here and here and here here on forum and

Logging python errors on raspberry pi

I’m having a helluva time debugging a python app I’ve written for an embedded raspberry pi project I’m working on because it’s using a TFT screen instead of a full monitor and has no monitor/keyboard, so i’m having to launch the python app via an icon on the TFT desktop (very small). I can’t launch the app via SSH because

start file manager in terminal window wheezy

Is there an easy way to start my File Manager in GUI as root? All I want to do is temporarily create/update some files and I want to do it through the GUI. I am using a Raspberry Pi that is running Wheezy. Answer depends on your file manager. for example: sudo pcmanfm &>/dev/null &

Usage of nfc tag ACR1251U on raspberry-pi

I have an NFC tag ACR1251U-A1. I need to use that with Raspberry Pi. I have installed the driver on Raspberry Pi via this link: http://www.acs.com.hk/download-driver-unified/6258/ACS-Unified-Driver-Lnx-Mac-110-P.zip But when I list the nfc devices on terminal by writing “nfc-list”, I don’t see any device list. Do you know how can I use it on my raspberry-pi? Thanks Answer NFC-list does not

Run a perl script with the ending .pl

I have a question to perl scripts. I can write and understand C and C++ codes but have no experience in perl. I have a perl script with the extension .pl and want to run it on a Raspberry Pi Model B. I get the script (its a part of the Raspberry Pi B extension ‘Busware SD0’ Firmware) from this

Crontab not starting command on reboot

I need a command to run at reboot. This command is called script.sh This command pipes input to a python program I wrote called test.py. The problem is the program is not running when I check the processes.The syslog file states that it started the command on reboot, but it is not running. my crontab entry looks like this Is

Why doesn’t PHP include work on my Raspberry Pi?

So I’m very new to Linux and I just bought a Raspberry Pi to serve as my webserver and I noticed the following lines, with the location var/www/mysite/index.php, doesn’t work properly: I don’t even get any errors or warnings, just a blank page showing “Hello1”, even though I have turned error_reporting and display_error on in the php.ini file. It’s like

Advertisement