aakbar5

By default enum can't be as bitfield

typedef enum _type_ {
CAT = 0,
DOG,
UNKNOWN
} TYPE;

typedef struct _animal {
TYPE type : 2;

aakbar5

grep -Ev '^(X|Y|Z)' /path/to/your/file

-E is to use extended regular expressions. 
^ matches the beginning of the line.
(X|Y|Z) means lines start with X or Y or Z.

aakbar5

- hardware is embedded linux
- Application is cross compiled

aakbar5

- linux boot hanged after showing "bootconsole[uart0] disabled".
- Make sure that boot args are having console=ttySX,115200n8
- where X in ttySX is the number of the device. It can be ttyS0, ttyS1 and so on.

aakbar5

- Use menuconfig to enable options in FileSystem to match filesystem of your storage device where rootfs is placed

aakbar5

- Add rootfstype=ext4 to bootargs to get rid of this

aakbar5

- Make sure that you got /sbin/init (A bash script) onto your rootfs.
- Make sure that /sbin/init is placed after chmod +x.

aakbar5

objdump -p /path/to/program | grep NEEDED

ref: http://ask.xmodulo.com/check-library-dependency-program-process-linux.html

aakbar5

on local host install sshfs via sudo apt-get install sshfs

mkdir /folder/on/local/machine/used/for/mounting
sshfs <user-name>@<machine-name>:/<path/to/folder/to/be/mounted> /folder/on/local/machine/used/for/mounting

aakbar5

Problem: Ubuntu 14.04 was playing noise alonwith mp3 file.
Solution: Add 'options snd-hda-intel vid=8086 pid=8ca0 snoop=0' at the end of file /etc/modprobe.d/alsa-base.conf.