Category Archives: Linux

cat /proc/cpuinfo | grep processor | wc -l Counts the number of processor lines

Ensure that the browser sends the Accept-encoding: gzip, deflate header Add the following to your .htaccess file: # compress text, html, javascript, css, xml: AddOutputFilterByType DEFLATE text/plain AddOutputFilterByType DEFLATE text/html AddOutputFilterByType DEFLATE text/xml AddOutputFilterByType DEFLATE text/css AddOutputFilterByType DEFLATE text/javascript AddOutputFilterByType … Continue reading →

Sometimes you gotta test outgoing email. If you have php installed, it is as easy as adding the following into a file called something like emailtest.php and executing with php emailtest.php. Check the email logs to ensure it went out. … Continue reading →

# to see the full CREATE TABLE statement and show table engine show create table table_name\G #To see full CREATE TABLE statement on all tables in a database export database=”dbname”;for table in `mysql -s –column-name=false -e “SHOW TABLES” $database`;do mysql … Continue reading →

So you want to copy a file in Linux? Easy enough. cp filename newfilename But sometimes it isn’t so easy… Say the file you want to copy begins with a . You can’t see these files unless you add -a … Continue reading →

” at top of paragraph, format this paragraph !} fmt -c ” for the whole file, format all paragraphs !G fmt -c “from here to the end of the file, format all paragraphs !$ fmt -c ” from anwhere in … Continue reading →

HARDWARE Document computer assets internal to organization Document external components like bridges, switches, routers, cables, and connectors Document redundancy setup for critical hardware and services DATA RESTORATION Document backup process to specify the following as a minimum: a) storage devices … Continue reading →

Loopback filesystem support allows a user to mount an ordinary file as if it were a device, such as /dev/hda1. This is useful for mounting a CD-ROM filesystem to populate and test before burning it to CDROM. Use the dd … Continue reading →