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Developer tools · #linux
How do I install python3 and python3-pip on an alpine based image (without using a python image)? $ apk add --update python3.8 python3-pip ERROR: unsatisfiable constraints: python3-pip (missing): required by: world[python3-pip] python3.8 (missing): required by: world[python3.8]
Here I faced with a bit strange rule: iptables -A INPUT -s 10.26.95.20 -j REJECT --reject-with tcp-reset This rule matches all the protocols from specific network and rejects it with TCP RST packet. How is this supposed to work with non-TCP packets? If other end (10.26.95.20) sends UDP packet it then receives TCP RST? This looks extremely strange..
In Linux we have the "wc" command which allows us to count the number of characters, words and lines in a file. But do we have a similar cmdlet in PowerShell. The Measure-Object cmdlet I tried could only count the number of lines but not the characters and words.
Question How to fix the Cannot download repodata/repomd.xml: All mirrors were tried for docker-ce. Problem Get the error Cannot download repodata/repomd.xml: All mirrors were tried with yum install docker-ce by following the current (as of 2021DEC13) Docker documentations to setup Docker yum/dnf repositories. Install Docker Engine on Fedora Install Docker En
New to development & self-teaching (thanks Covid) so this could be sloppy :( sorry... let me start off by saying I don't care about the data in the database - if it is easier to wipe it and start fresh, I'm good with that (don't know how to do that but I'm ok with it) Not sure what caused the issue but one day MySQL wouldn't start. Using service MySQL Re
I was implementing a hashmap in C as part of a project I'm working on and using random inserts to test it. I noticed that rand() on Linux seems to repeat numbers far more often than on Mac. RAND_MAX is 2147483647/0x7FFFFFFF on both platforms. I've reduced it to this test program that makes a byte array RAND_MAX+1 -long, generates RAND_MAX random numbers, not
The default tc configuration on my server is: # tc class show dev ens5 class mq :1 root class mq :2 root # tc qdisc show dev ens5 qdisc mq 0: root qdisc fq 0: parent :2 limit 10000p flow_limit 100p buckets 1024 orphan_mask 1023 quantum 18030 initial_quantum 90150 low_rate_threshold 550Kbit refill_delay 40.0ms qdisc fq 0: parent :1 limit 10000p flow_limit 100
I have an issue with my linux server and need to reboot, before that I run my node application with pm2 start server.js without any other config. Can it auto restart my app after reboot server?
I am Running docker on an M1 Macbook Pro , here i am using this docker script FROM node:current-buster # Create and set user RUN wget https://dl.google.com/linux/direct/google-chrome-stable_current_amd64.deb RUN apt-get update && apt install -y ./google-chrome-stable_current_amd64.deb This throws an error google-chrome-stable:amd64 : Depends: libasou
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