Cornel Ghiban cghiban

PostgreSQL is Enough

Background and Cron Jobs

Super simple Redis circular-buffer on GO

Here you can find super simple redis based circular-buffer implementation written on golang:

package main

import (
	"fmt"

Cryptographic Best Practices

Putting cryptographic primitives together is a lot like putting a jigsaw puzzle together, where all the pieces are cut exactly the same way, but there is only one correct solution. Thankfully, there are some projects out there that are working hard to make sure developers are getting it right.

The following advice comes from years of research from leading security researchers, developers, and cryptographers. This Gist was [forked from Thomas Ptacek's Gist][1] to be more readable. Additions have been added from

Rich Hickey on becoming a better developer

Rich Hickey • 3 years ago

Sorry, I have to disagree with the entire premise here.

A wide variety of experiences might lead to well-roundedness, but not to greatness, nor even goodness. By constantly switching from one thing to another you are always reaching above your comfort zone, yes, but doing so by resetting your skill and knowledge level to zero.

Mastery comes from a combination of at least several of the following:

	#!/bin/sh -e
	# ============================================
	# celeryd - Starts the Celery worker daemon.
	# ============================================
	#
	# :Usage: /etc/init.d/celeryd {start\|stop\|force-reload\|restart\|try-restart\|status}
	# :Configuration file: /etc/default/celeryd
	#
	# See http://docs.celeryproject.org/en/latest/userguide/daemonizing.html

	package main

	import (
	"fmt"
	"reflect"
	)

	type Location struct {
	Lat float64 `json:"lat"`
	Lon float64 `json:"lon"`

	#!/usr/bin/bash -xe

	cat <<EOF > "${HOME}/.config/systemd/user/zoom.slice"
	[Slice]
	AllowedCPUs=0-4
	MemoryHigh=6G
	EOF

	cat /usr/share/applications/Zoom.desktop \| sed -E 's#^(Exec=).*$#Exec=/usr/bin/systemd-run --user --slice=zoom.slice /opt/zoom/ZoomLauncher#' > "${HOME}/.local/share/applications/Zoom.desktop"

	#!/bin/bash

	# can't remember where I found this..
	#
	# THIS SCRIPT CONVERTS EVERY MP4 (IN THE CURRENT FOLDER AND SUBFOLDER) TO A MULTI-BITRATE VIDEO IN MP4-DASH
	# For each file "videoname.mp4" it creates a folder "dash_videoname" containing a dash manifest file "stream.mpd" and subfolders containing video segments.
	# Explanation:


	# Validation tool:

	#!/bin/bash

	#############################################
	#
	# mp4-to-gif
	#
	# Convert MP4 videos to GIF images
	# Requires ffmpeg and imagemagick
	#
	# -g and --gifsicle options create a second optimised GIF for your consideration