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How to automaticly backup your projects into external hardisk in ubuntu?
Rsync, which stands for “remote sync”, is a remote and local file synchronization tool. It uses an algorithm that minimizes the amount of data copied by only moving the portions …
How to make a notification when terminal process is complete
I have started a long process through a terminal. Is it possible to make the Ubuntu terminal make a sound once the process is complete? This way, I don’t need …
move multiple files using bash
# This method if the files has no extentions. $ for file in *; do mv "$file" "$file.png"; done # This method if the files has extentions before. $ for …
Convert all mp4 files into mp3 files
One method is a bash *for loop*. Easy convert to .mp3 files: mkdir outputs/ for f in *.mp4; do ffmpeg -i "$f" "outputs/${f%.mp4}.mp3"; done For converting only .mp4 files: mkdir …
Simple bash scripting for login before open the terminal
Add this in your file of /etc/bash.bashrc, makesure you logged in as root. while true; do # Don't exit at Ctrl-C trap "echo" SIGINT printf "n" echo -n " Who …
E11000 duplicate key error index in mongodb
E11000 duplicate key error index in mongodb. I found this error after migrating my field from “unique” to “non-unique”. And in this problem we use mongoengine for flask. First, i …
Remove all files .pyc with recrusive method
Remove all files .pyc with recrusive method - This method simple but important. Example in your project dir is like this: project_dir/ __init__.py __init__.pyc something.py something.pyc ... core/ __init__.py __init__.pyc …
How to make cronjob for Django in Hosting, VPS or Server
How to make cronjob for Django in Hosing, VPS or Server. This config also what we do in this site. For example, in your file of /yourproject/yourapp/management/commands/autobackup.py from django.core.management.base import …
Quick to understanding git step by step
Quick to understand git step by step. Git is a version control system that is used for software development and other version control tasks. As a distributed revision control system …
Create Command Line interfaces with Python
Building command line programs has been a long time passion of mine. There’s something magical about making a simple, intuitive, and composable CLI. There’s also nothing more beautiful than chaining …