Commands by kev (116)

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Copy all documents PDF in disk for your home directory
I used this to copy all PDFs recursively to a selected dir

Alert visually until any key is pressed

Find usb device in realtime
Using this command you can track a moment when usb device was attached.

Set laptop display brightness
Run as root. Path may vary depending on laptop model and video card (this was tested on an Acer laptop with ATI HD3200 video). $ cat /proc/acpi/video/VGA/LCD/brightness to discover the possible values for your display.

List of macros defined by gcc
Lists all macros and their values defined by gcc.

Copy files based on extension with recursive and keeping directory structure
Copy file theo phần mở rộng c? đệ quy v? giữ nguy?n cấu tr?c thư mục Replace "jar" by extension which you need.

Convert seconds to [DD:][HH:]MM:SS
Converts any number of seconds into days, hours, minutes and seconds. sec2dhms() { declare -i SS="$1" D=$(( SS / 86400 )) H=$(( SS % 86400 / 3600 )) M=$(( SS % 3600 / 60 )) S=$(( SS % 60 )) [ "$D" -gt 0 ] && echo -n "${D}:" [ "$H" -gt 0 ] && printf "%02g:" "$H" printf "%02g:%02g\n" "$M" "$S" }

Find default gateway

Speed up builds and scripts, remove duplicate entries in $PATH. Users scripts are oftern bad: PATH=/apath:$PATH type of thing cause diplicate.

Convert a string to "Title Case"
Converts the first letter of each word to upper case


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