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@senko
senko / onchange.sh
Last active May 13, 2026 06:40
OnChange - Watch current directory and execute a command if anything in it changes
#!/bin/bash
#
# Watch current directory (recursively) for file changes, and execute
# a command when a file or directory is created, modified or deleted.
#
# Written by: Senko Rasic <senko.rasic@dobarkod.hr>
#
# Requires Linux, bash and inotifywait (from inotify-tools package).
#
# To avoid executing the command multiple times when a sequence of
@kevinSuttle
kevinSuttle / meta-tags.md
Last active June 17, 2026 21:06 — forked from lancejpollard/meta-tags.md
List of Usable HTML Meta and Link Tags
@MohamedAlaa
MohamedAlaa / tmux-cheatsheet.markdown
Last active July 19, 2026 19:59
tmux shortcuts & cheatsheet

tmux shortcuts & cheatsheet

start new:

tmux

start new with session name:

tmux new -s myname
@mminer
mminer / jsonhandler.py
Created April 26, 2013 02:36
A JSON request handler for Tornado.
import json
import tornado.web
class JsonHandler(BaseHandler):
"""Request handler where requests and responses speak JSON."""
def prepare(self):
# Incorporate request JSON into arguments dictionary.
if self.request.body:
try:
@ysb33r
ysb33r / RelativePath.groovy
Last active November 4, 2022 14:18
The Groovy way to obtain a relative path given two paths.
def root= new File('/usr/share')
def full= new File('/usr/share/docs/rpm-4.4')
// Print the relative path of 'full' in relation to 'root'
// Notice that the full path is passed as a parameter to the root.
def relPath= new File( root.toURI().relativize( full.toURI() ).toString() )
@vibegui
vibegui / compress-pdf-with-gs.md
Created August 30, 2013 14:39
Compress PDF files with ghostscript

This can reduce files to ~15% of their size (2.3M to 345K, in one case) with no obvious degradation of quality.

ghostscript -sDEVICE=pdfwrite -dCompatibilityLevel=1.4 -dPDFSETTINGS=/printer -dNOPAUSE -dQUIET -dBATCH -sOutputFile=output.pdf input.pdf

Other options for PDFSETTINGS:

  • /screen selects low-resolution output similar to the Acrobat Distiller "Screen Optimized" setting.
  • /ebook selects medium-resolution output similar to the Acrobat Distiller "eBook" setting.
  • /printer selects output similar to the Acrobat Distiller "Print Optimized" setting.
  • /prepress selects output similar to Acrobat Distiller "Prepress Optimized" setting.
@matt448
matt448 / slack_nagios.sh
Last active February 13, 2023 15:38
Script to post Nagios notifications into a Slack channel
#!/bin/bash
# This script is used by Nagios to post alerts into a Slack channel
# using the Incoming WebHooks integration. Create the channel, botname
# and integration first and then add this notification script in your
# Nagios configuration.
#
# All variables that start with NAGIOS_ are provided by Nagios as
# environment variables when an notification is generated.
# A list of the env variables is available here:
@tomazzaman
tomazzaman / README.md
Last active April 19, 2024 17:01
Kill supervisor on Docker when any of the services fail

Killing supervisor if any of it's child processes fail

The trick is to only register the listener for events that indicate failure, namely

  • PROCESS_STATE_STOPPED
  • PROCESS_STATE_EXITED
  • PROCESS_STATE_FATAL

Once they do, we should send a SIGQUIT to Supervisor.

@obskyr
obskyr / stream_response.py
Last active April 23, 2026 22:13
How to stream a requests response as a file-like object.
# -*- coding: utf-8 -*-
import requests
from io import BytesIO, SEEK_SET, SEEK_END
class ResponseStream(object):
def __init__(self, request_iterator):
self._bytes = BytesIO()
self._iterator = request_iterator
@egmontkob
egmontkob / Hyperlinks_in_Terminal_Emulators.md
Last active July 13, 2026 23:37
Hyperlinks in Terminal Emulators