Category Archive: Operating System

Mar 15 2015

How to hide macintosh update ?

If  you are facing update that keeps repeating, try execute the below command to ignore the update that not required.   > softwareupdate -l Software Update Tool Copyright 2002-2012 Apple Inc. Finding available software Software Update found the following new or updated software: * ThunderboltFirmwareUpdate1.2-1.2 Thunderbolt Firmware Update (1.2), 134K [recommended] [restart]   > sudo …

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Mar 12 2015

How to manual edit kext in OSX 10.10 Yosemite

cd /System/Library/Extensions mv KextName.kext KextName.old  (Recommended to backup) cd /path/to/new/kext (new kext path here) cp -R KextName.kext /System/Library/Extensions Next fix the permissions so the kext can be executed by OS user (root/system) cd /System/Library/Extensions chmod -R 755 KextName.kext chown -R 0:0 KextName.kext   (Set the ownership on files to system user (root)) kextcache -m Extensions.mkext -z /System/Library/Extensions …

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Oct 18 2014

Simple steps to format SD card mounted on router using busybox

Below is a simple command to format your SD card mounted, <label> is optional to set volume label. mkfs.ext3 -L <label> /dev/sdx1 see more info here http://linux.die.net/man/8/mkfs.ext3

Oct 17 2014

Fix Ubuntu SSLv3 POODLE issue in Apache

1) Edit the file that holds the Apache SSL configuration: sudo nano /etc/apache2/mods-enabled/ssl.conf 2) Find the following line: SSLProtocol all -SSLv2 3) Add the option “-SSLv3″ so that the line will look like this: SSLProtocol all -SSLv2 -SSLv3 4) Now restart Apache to make the change effective: sudo service apache2 restart

Oct 03 2014

Ubuntu Failed to fetch

  Failed to fetch http://us.archive.ubuntu.com/ubuntu/dists/precise/main/source/Sources  Hash Sum mismatch The above error message can be easily resolve by just remove the content of /var/lib/apt/lists directory: sudo rm -fR /var/lib/apt/lists/* then run: sudo apt-get update

Apr 28 2014

Turn off mei_me unexpected reset

[65.456035] mei_me 0000:00:03.0: reset: connect/disconnect timeout.

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Apr 20 2014

OSX 10.9.x- How to check system profiler on WiFi connected

OSX 10.9.x- How to check system profiler on WiFi connected Open your OS X terminal using the below command to display your wifi interface profile and connected SSID details too. system_profiler SPAirPortDataType

Apr 18 2014

OpenWRT TL-WR703N WAN configuration

OpenWRT TL-WR703N WAN configuration   Original config config interface ‘loopback’ option ifname ‘lo’ option proto ‘static’ option ipaddr ‘127.0.0.1’ option netmask ‘255.0.0.0’   config interface ‘lan’ option ifname ‘eth0’ option type ‘bridge’ option proto ‘static’ option ipaddr ‘192.168.1.1’ option netmask ‘255.255.255.0’

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Feb 10 2014

Add hardware clock to Raspberry PI version 2.0

Add hardware clock to Raspberry PI version 2.0   Raspberry PI GPIO Pin used are: •  Raspberry Pi GPIO Pin 1 (3v3) •  Raspberry Pi GPIO Pin 3 (SDA) •  Raspberry Pi GPIO Pin 5 (SCL) •  Raspberry Pi GPIO Pin 9 (Ground)

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Feb 04 2014

Raspberry Pi Revision identification

Raspberry Pi Revision identification Using the below command to show your Pi revision number. cat /proc/cpuinfo   The below are list of some different raspberry revision ‘0002’ => ‘Model B Revision 1.0’, ‘0003’ => ‘Model B Revision 1.0 + Fuses mod and D14 removed’, ‘0004’ => ‘Model B Revision 2.0 256MB’, (Sony) ‘0005’ => ‘Model …

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