Posts from 2015-07

Brother HL2250DN on Arch Linux

vim /etc/pacman.conf
#! enable multilib
sudo pacman -S lib32-glibc
cd ~/Downloads
git clone
cd brother-hl2250dn
makepkg -s
sudo pacman -U brother-hl2250dn-2.0.4_2-4-x86_64.pkg.tar.xz

When setting it up with CUPS according to the Arch Wiki Page on this printer, choose the connection string lpd://Brother-HL-2250DN/BINARY_P1 (where you adjust Brother-HL-2250DN to the hostname of your printer and make sure...

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Netgear AirCard AC785S-100 LTE Hotspot

Default login data:

Most important specs:

  • SIM Format: Micro Sim
  • Antenna Connectors: 2x TS9

Specs (German):

  • 150Mbit/s Cat.4 LTE/4G/3G/HSPA+2G
  • Dual-Band-WLAN 2,4GHz/5GHz
  • WLAN 802.11 b/g/n, 2x2 MIMO
  • Multiple SSID/Gast-WLAN-Unterst├╝tzung
  • LCD-Farbdisplay
  • WiFi Protected Setup (WPS)
  • 4,5-cm-LCD-Farbdisplay
  • Erfassung der Datennutzung
  • 4G/3G-Netzwerk-Info/Status
  • WLAN Netzwerk-Info/Status
  • Akkulaufzeit
  • Austauschbarer Lithium-Ionen-Akku (2000 mAh)
  • Ma├če: 109,9 mm (L) x 68,9 mm (B) x 14,6 mm (H)
  • Gewicht: 127 g

Specs (English):

Network Technology


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Checking ECC RAM with Linux

Using dmidecode:

dmidecode -t memory | grep 'Physical Memory Array' -A7

Using ecc_check.c (source):

wget -O ecc_check.c
gcc ecc_check.c -o ecc_check

The program will output a few lines of text; of which only the values in the far-right column are relevant. The values in this column represent whether ECC...

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