respaldar usuarios joomla
Para respaldar los usuarios hay que copiar 3 tablas: jos_users jos_core_acl_aro jos_core_acl_groups_aro_map (assuming that jos is your prefix)
buscar recursivamente una cadena de texto
find . -type f | xargs grep textoabuscar
install flash x64 fedora 15
su yum install wget cd /tmp wget http://download.macromedia.com/pub/labs/flashplayer10/flashplayer10_2_p3_64bit_linux_111710.tar.gz tar xzvf flashplayer10_2_p3_64bit_linux_111710.tar.gz mv /tmp/libflashplayer.so /usr/lib64/mozilla/plugins/
Btrfs butter file system linux
Btrfs is a new copy on write filesystem for Linux aimed at implementing advanced features while focusing on fault tolerance, repair and easy administration. Initially developed by Oracle, Btrfs is licensed under the GPL and open for contribution from anyone. https://btrfs.wiki.kernel.org/index.php/Main_Page https://btrfs.wiki.kernel.org/index.php/Getting_started
nota de hoy
Sólo podemos ir al futuro, pero no al pasado… Stephen Hawking ( Universe Everything)
Progress ODBC and ACCESS -7748 error
Para corregir el tamaño de width de progress error column in table has value exceeding its max lenght > run dbtool to fix widht sql Nota: para hacer los cambios en sqlexp hay que entrar con el usuario sysprogress para tener autorización para: Failure lock ODBC configuration Antes crear el usuario sysprogress con… Read More: Progress ODBC and ACCESS -7748 error »
secure erase, delete, free disk space
Eraser is an advanced security tool for Windows which allows you to completely remove sensitive data from your hard drive by overwriting it several times with carefully selected patterns. Eraser is currently supported under Windows XP (with Service Pack 3), Windows Server 2003 (with Service Pack 2), Windows Vista, Windows Server 2008, Windows 7 and… Read More: secure erase, delete, free disk space »
Running IPMI on Linux
quick commands ipmitool -H 192.168.1.1 -U root -P 123456 chassis power status ipmitool -H 192.168.1.1 -U root -P 123456 chassis power on ipmitool -H 192.168.1.1 -U root -P 123456 chassis power soft (note: -a prompts password) What is IPMI? IPMI is standard which allows remote server management, primarily developed by Intel. IPMI cards, known… Read More: Running IPMI on Linux »
remove ^M
in vi do the following: :g/^M/s/// (the ctrl-m has to be entered with the key strokes «ctrl-v followed by ctrl-m». That’s teh only way it works! Or use sed to do it: sed ‘s(ctrl v ctrl m)g//g’ old.file > new.file tr -d ‘\r’ new.file
Create a 1 GiB file containing only zeros
Create a 1 GiB file containing only zeros (bs=blocksize, count=number of blocks): time dd if=/dev/zero of=trash bs=1M count=1024 Benchmark —————————————– Laptop HP Wrk 1024+0 records in 1024+0 records out 1073741824 bytes (1.1 GB) copied, 14.2728 s, 75.2 MB/s —————————————————— Server T110 1024+0 records in 1024+0 records out 1073741824 bytes (1.1 GB) copied, 9.777131 s, 110… Read More: Create a 1 GiB file containing only zeros »