I made a WEB application using Bottle and want to publish it. I decided to use paste for the web server because official document said it’s the easiest way. In order to let the web server process listen on the port 80, the process must be launched by the root user. I’m not a security expert and ca…
How to tell SSH to setuid after PAM and not before to remap users
I am working on a radius authentication solution composed of a PAM module and an NSS module. The flow is like this: user ben login (via the login command) the user enters the username: ben my NSS module is queried with that username and returns a default non privileged user radius, same behavior as libnss-ato…
Filter out number from a specific line in log file
I have got a log file with specific String Need to get the specific number which is at the end of line. We can use awk or grep , not able to get this using below command. Since the log file has timestamp at the beginning. Answer Awk lets you easily grab the last element on a line. The variable
Crontab – differences between *, */1 and 0-59/1 [closed]
Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers. This question does not appear to be about a specific programming problem, a software algorithm, or software tools primarily used by programmers. If you believe the question would be on-topic on another Stack …
Meaning of mkdir parameters in Android init.rc
I am trying to understand the following commands: mkdir /data 0770 root system mkdir /data 0770 system system mkdir /data 0770 system room https://android.googlesource.com/platform/system/core/+/b4d65399fde02280b718e3b5b5cb1464a885c4b0/rootdir/init.rc Line 58 mkdir is creating the directory, /data is path, 07…
Why do my calls to gpiod_set_value return an “invalid GPIO” error?
I am attempting to write a driver for an OV2680 camera sensor. I want to turn on some GPIO pins as one of the steps in its ->probe() function. Those GpioIo() pins are declared in the DSDT tables like so (for a device upon which the OV2680 is dependent; see full DSDT table: Note absence of a _DSD segment, m…
Unity: Missing meshes on all mesh filters on Linux
I am having some issues while creating the build for the Linux platform. Everything is working perfectly on Windows on the same branch and Unity version(2019.3.13f1 Professional). Meshes are missing for all mesh filters in the project on Linux machine. They are not even visible in the inspector. There was an …
Size of disk/partition in Python is different than linux command
Using: Python 3.7.6 , OS Linux (rmp) I need to extract total and free sizes of disks and partitions in Python. I tried different Python functions to retrieve block size in bytes (the results were the same). Then I compared to results of Linux commands (also in bytes), results were different (Linux commands di…
ValueError: operands could not be broadcast together with shapes (720,1280) (720,1281)
I tried to use the following program to extract slides from a video of a powerpoint: However, when I run it I get the following error: Please guide me how I can solve it. Answer Integer division will round down rather than rounding towards zero. If you replace: with: this should solve it. Parentheses shown fo…
How do I update my libthread_db shared library so as to match libpthread shared library?
I am using CentOS. I didn’t set up the server and the environment is quite old. I tried to debug a multithreaded server program and some error showed up. Then I realize that the problem is that the version of libpthread shared library I link doesn’t match the version of libthread_db shared library…