I did this from the ~ directory. I typed this command sudo gedit .bashrc then I appended these lines to the file and saved it. Now when I open the terminal I get the following error: Its good that I have fish installed else I wouldn’t have been able to use the terminal. Please help me solve this error. Answer
How to get user from init bash script Linux(before user session created)
At Debian im trying to change specific directory ownership after every reboot. But in my case it doesnt work, because user always set as root at reboot time. When i try this in terminal it works well (i think because myUser session created) but i need to change it at reboot time. So far i refer this link but it
How to correctly time speed of writing to a disk (i.e. file) in C
I have a Zynq SoC which runs a Linux system and would like to time the speed at which I can write to its SD card in C. I have tried out clock() and clock_gettime() where for the latter, I have done the following: The times that I’m getting are around 0.019 seconds for 2097152 bytes which I believe is
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Please see an example in How can I show printk() message in console?, If the /proc/sys/kernel/prink was a normal file, the file would have changed to just “6”, a single number. But I know the proc file system is a file system in ram and I guess it works different. In what mechanism did the file changed that way? And
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I have two datasets. One with multiple dates: and one with sunrise and sunsets data: I want to add a column to the first dataframe with either “Day” or “night”, based on whether the date and time from the first dataframe is between the sunrise and sunset time and dates. I tried copying and if_else functions, but the length of
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I am working on a project of mine and I got the codes uploaded in github. I started working in this project from Win10 os and currently I’m working in Arch linux. In windows it didn’t use to ask me for any password but it does now. I’ve never pushed from my linux before. Today when I tried to push
How can I change my shell every time I log in to bash by editing .cshrc file? [closed]
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Output was lost in linux terminal. How do I restore? [closed]
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I am currently going through Linux Device Drivers book and found the functions for reading from I/O memory: To read from I/O memory, use one of the following: unsigned int ioread8(void *addr); unsigned int ioread16(void *addr); unsigned int ioread32(void *addr); If you must read or write a series of values to a given I/O memory address, you can use the
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So I am working on a challenge problem to find a vulnerability in a C program binary that allows a command to be executed by the program (using the effective UID in Linux). I am really struggling to find how to do this with this particular program. The disassembly of the function in question (main function): According to Ghidra, this