I am learning about Linux scheduler. Firstly, I want to test the FIFO scheduler. Here is the code I use to test: I run this program with the priority 1 on 2 terminals: ./main 1. Because my CPU has only 1 core, I expect only the first terminal can run because of the FIFO attribute. However, in the real-test si…
Tag: linux
why is htop command displaying a black screen [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 …
Pycharm does not have right access to /app/pycharm.Please run it by privileged user to update
I am using linux mint 19.3 cinnamon version, Pycharm 20.1 version and I get an option to update it to Pycharm 20.1.1 but I am not able to do it and the follwing window pops up can anyone help me solve this problem Answer You need to start the PyCharm with sudo privileges. Sudo stands for root access in Unix
How do I specify which of two kernel modules to compile with a Makefile?
I have a Makefile that compiles two Linux kernel modules (mod1.c and mod2.c). This works fine to build both kernel modules when I run make, but I would like to be able to specify which module to build. For example, make mod1 to compile mod1.c and make mod2 to compile mod2.c. The thing that I am unsure of is h…
NGINX rate limiting doesn’t work when using Cloudflare. I can bring down my site with a simple `ab` command
I implemented a pretty simple but super effective rate limiting based on this blog post: https://www.nginx.com/blog/rate-limiting-nginx/ Basically: It works great. However, recently I tried Cloudflare, and this doesn’t protect me anymore. I can bring down the site myself with a simple command of: What&#…
how to view contents of asm diskgroup contained file?
I’ve just transferred my oracle 11g 11.2.0.4 DB to ASM and I want to look at the contents of some of the files. At first I tried using ASMCMD but then realized it doesn’t have such a command, and when trying to read from the diskgroup path it returns “no such file…”. is there any…
Stop some software from updating in Manjaro
I have a lot of software in Manjaro 20.0 that I don’t use in my day to day use such as GIMP and Thunderbird (and maybe more) but don’t really want to uninstall. Is there some way to temporarily freeze them by excluding them from updates as a lot of them can get really heavy. I’m looking at s…
Why is this twurl command (run on linux, by golang exec) not being authenticated?
I’m currently working on a Golang website (running on Ubuntu) that will update a twitter status. I used twurl customer key authentication on the system and I can successfully update the status if I type directly into the linux terminal. For example ssh/putty into target system type in terminal: twurl -d…
sending input from file descriptor
I have a binary that I’m debugging remotely, one way for me to send input to that file is throw when I do the above the input is been received by the binary but I can’t simulate a keypress, and that causes me to switch to that binary and press enter every time. here is an example when you run
How to detect folder path i ran script for?
the below script is to unzip zip file and rename extaracted subtitles names according to tv show episodes names. and then convert them to utf-8. here is the problem: I want to run this script in a linux os and inside any tv show folder i want.but I want the path in fixing function to be detected from the fold…