Computer Talk

Alt Keyboard Cuts

15 Jun 2015, Posted by BoB in All Posts, Computer Talk

By holding the ALT key and pressing a series of numbers, the following symbols can be output as text… Symbol Number Smiling face (black and white) 1 ? 2 Black heart (cards) 3 Black diamond (cards) 4 Black club (cards) 5 Black spade (cards) 6…

Regular Expression (regex) Sheet

01 Oct 2014, Posted by BoB in All Posts, Computer Talk

POSIX Character Class Definitions… Value Meaning [:digit:] Only the digits 0 to 9 [:alnum:] Any alphanumeric character 0 to 9 OR A to Z or a to z. [:alpha:] Any alpha character A to Z or a to z. [:blank:] Space and TAB characters only….

Linux Sheet

23 Aug 2013, Posted by BoB in All Posts, Computer Talk, Website Talk

Just some commands that I found useful since using Linux: http://mysql-apache-php.com/ Above is a good link to get a web server up and running. /etc/init.d/apache2 start  –  start apache services /etc/init.d/apache2 stop  –  stop apache services /etc/init.d/apache2 restart  –  restart apache services apt-get install <package>…

Bash Sheet

13 Aug 2013, Posted by BoB in All Posts, Computer Talk

Here is an example of a loop that will compress and send how ever many files are found to another server. !/bin/bash first_list=’/ [path] / [to] / [files] / *.*’ for raw in $first_list do gzip -9 $raw done second_list=’/ [path] / [to] / [files]…

Iptables Sheet

13 Aug 2013, Posted by BoB in All Posts, Computer Talk, Network Talk

Here is a breakdown of some iptable commands. udp – User Datagram Protocol (streams without checking) tcp – Transmission Control Protocol (checks if destination is available) # input and output commands -A OUTPUT -d [IP ADDRESS] -o eth0 -p tcp –dport [DESTINATION PORT NUMBER] -j…

DNS Changer Info

09 Jul 2012, Posted by BoB in All Posts, Computer Talk, Network Talk

Here are some useful links if you are concerned about this DNS changer malware. http://www.youtube.com/watch?v=Gl7d6cDFDHo (Video breakdown of malware and resolution) http://gizmodo.com/5924272/your-internet-might-shut-off-tomorrow-because-of-a-virusheres-how-to-fix-it (Website with more info) Make sure DNS IPs in your computer and/or router do not match these before any other steps are taken:…

Keyboard Cuts

02 May 2011, Posted by BoB in All Posts, Computer Talk

Alt + F File menu options in current program. Alt + E Edit options in current program Ctrl + A Select all text. Ctrl + X Cut selected item. Shift + Del Cut selected item. Ctrl + C Copy selected item. Ctrl + Ins Copy…