GPG Key error in ubuntu precise 12.04

idroot.net

After doing some apt-get update I got this error GPG error: http://id.archive.ubuntu.com precise Release: The following signatures were invalid: BADSIG 40976EAF437D05B5 Ubuntu Archive Automatic Signing Key <ftpmaster@ubuntu.com> I had this since I add a new line to update my virtualbox to 5.1 in sources.list But here is the way to correct the problem.  I got […]

Ubuntu with Englightment

Source : https://www.enlightenment.org/distros/ubuntu-start Ah what an amazing display. I find the englightment is very light so I try to install it to my notebook. Here are the steps I read from the source. sudo apt-get install automake autopoint build-essential ccache check \ doxygen faenza-icon-theme git imagemagick libasound2-dev libblkid-dev \ libbluetooth-dev libbullet-dev libcogl-dev libfontconfig1-dev \ libfreetype6-dev libfribidi-dev […]

Excel lost its printer list

my.highpoint.edu

https://superuser.com/questions/544376/printers-not-visible-in-microsoft-excel Please do the following steps Open regedit Go to HKEY_CURRENT_USER -> software -> Microsoft -> WindowsNT -> Here you find the three folder Devices , Printer Ports and Windows Right click on every folder and give the full permission for the user in which you show this problem Restart the system  

Removing Zeitgeist Daemon from Ubuntu 12.04

Zeitgeist is a service that control the user log. From Wikipedia: Zeitgeist is a service which logs the users’s activities and events, anywhere from files opened to websites visited and conversations. It makes this information readily available for other applications to use in form of timelines and statistics. It is able to establish relationships between […]

Corel X4 error 24 – can’t run

Source : http://huda-cakep.blogspot.co.id/2010/12/ketika-tanggal-di-pc-menunjukkan-1-juni.html Akhirnya semua pc ber corel X4 di tempat saya kerja mengalami hal ini, error 24. Menurut sumber di link di atas, penyebabnya terjadi setelah lewat tanggal 1 Juni 2010. Entahlah kejadiannya saya tahun 2017 kok. Ok tidak apa-apa yang penting solusinya. Yaitu dengan mengganti sebuah file yang bernama dr14.dta yang ada di […]

Ubuntu 14.04 with Grasehotspot 3.8 error because p2p1 network card name

Menginstal grasehotspot yang merupakan software berbasis web untuk mengatur lalu lintas user internet berupa hotspot merupakan tantangan sendiri di Ubuntu 14.04. Dengan cpu dan motherboard keluaran terbaru. Seperti beberapa hari ini saya mencobanya di I5 + 8Gb DDr3 + motherboard (gigabyte mungkin) cukup memberikan pelajaran yang sangat bernilai. Pertama, ubuntu 14.04 ternyata memberikan penamaan lan […]

Manage Bandwidth With Squid

source : http://s0t4.blogspot.com/2008/11/batasi-bandwidth-dengan-squid.html Contoh 1 Misalkan dalam network kita perlu untuk memberikan pembatasan-pembatasan bandwidth dikarenakan sumber internet terbatas dan group network lebih dari satu, disusun berdasarkan prioritas. admin, server dengan bandwidth unlimited staff dengan bandwidth 1,5 kbytes/sec, bila file yang diakses melebihi 64Kbte umum dengan bandwidth 1 kbytes/sec, bila file yang diakses melebihi 32 Kbyte […]

wireshark ubuntu

source : https://ubuntuforums.org/showthread.php?t=2039978 this is how to install wireshark : sudo apt-get install libcap2-bin wireshark sudo chgrp myusername /usr/bin/dumpcap sudo chmod 750 /usr/bin/dumpcap sudo setcap cap_net_raw,cap_net_admin+eip /usr/bin/dumpcap http://askubuntu.com/questions/74059/how-do-i-run-wireshark-with-root-privileges this command add extra functionality to run wireshark in user mode, don’t have to change to root desktop sudo dpkg-reconfigure wireshark-common

Bash Script to Execute Mysql Command

Here is my bash script to execute msyql command !/bin/bash tglblk=$(date –date=”8 days ago” +%Y-%m-%d) tglhapus=”$tglblk 23:00:00″ SQL=”DELETE FROM Events WHERE EndTime<=’$tglhapus’;” MYSQL_USER=”root” MYSQL_PASS=”” MYSQL_DB=”mydb” echo $SQL | mysql –user=$MYSQL_USER –password=$MYSQL_PASS $MYSQL_DB Then I put it into crontab to run at specific time.