View gist:5c626130fcbe4dea2cb0df6c90dcde86
# set -g default-terminal "screen-256color" | |
# fix pbpaste and pbcopy commands on OSX https://github.com/ChrisJohnsen/tmux-MacOSX-pasteboard | |
# set-option -g default-command "reattach-to-user-namespace -l $SHELL" | |
# Report support for 256 colors | |
set -g default-terminal "screen-256color" | |
# remap prefix to C-a | |
set -g prefix C-a |
View gist:ebef10660b42ae4e3235f47b0236b518
# iPython 6 dropped support for Python 2.7 | |
sudo pip install "pathlib2==2.1.0" | |
sudo pip install "ipython<6.0" |
View gist:96d71d9abedab96f7033c674b1b8e876
#!/usr/bin/env python | |
import sys | |
from datetime import datetime | |
from argparse import ArgumentParser | |
parser = ArgumentParser() | |
parser.add_argument('logfile', help='Log file') | |
parser.add_argument('-s', '--seconds', default=1, type=int, | |
help='Only log entries that took over n seconds') |
View gist:f1843fe5e295f0c18d21
#!/usr/bin/env python | |
import yaml | |
import json | |
import sys | |
with open(sys.argv[2], "w") as outf, open(sys.argv[1]) as inf: | |
o = yaml.safe_load(inf) | |
json.dump(o, outf) |
View gist:7aa31f5437a4fc2b9416
function pecho { | |
if [[ $LOGGING ]]; then | |
printf "$@" | tee -a some.log | |
else | |
printf "$@" | |
fi | |
} | |
pecho "%-10s %10s\n" "Logging:" "On" |
View gist:e1308d61512d7c278268
#!/bin/bash | |
# Produce custom facts about HBA/HCA cards for facter | |
# This file should be executable in /etc/facter/facts.d/ | |
# Look for Mellanox, Emulex, and QLogic cards | |
varq=$(lspci | awk '/[Mm]ellanox/ { | |
printf "mellanox=%s\n", $1 } | |
/[Ee]mulex/ { | |
printf "emulex=%s\n", $1 } | |
/[Qq][Ll]ogic/ { |
View gist:b60f1fa7b543e8761b3c
#!/bin/bash | |
# function to expand the range of allowed CPUs | |
range_expand () ( | |
IFS=, | |
set -- $1 | |
n=$# | |
for element; do | |
if [[ $element =~ ^(-?[0-9]+)-(-?[0-9]+)$ ]]; then | |
set -- "$@" $(eval echo "{${BASH_REMATCH[1]}..${BASH_REMATCH[2]}}") |
View gist:065fbdfd5eec6aa56e1f
/* CPU values in /proc/stat are measured in USER_HZ which is | |
generally 1/100th of a second, but you can verify with this. | |
See http://man7.org/linux/man-pages/man5/proc.5.html | |
*/ | |
#include <unistd.h> | |
#include <stdio.h> | |
int main() | |
{ | |
printf("USER_HZ is %d\n", sysconf(_SC_CLK_TCK)); |
View gist:97c8c591be1021522b60
function resample() { | |
sample_interval=$1 | |
fh=$2 | |
ctr=1 | |
while read line; do | |
[[ $sample_interval -eq $ctr ]] && echo "$line" && ctr=0 | |
((ctr++)) | |
done < <(echo "$fh") | |
} |
View gist:700f275d078b3483509f
// These were written specifically for the Adafruit 8x8 LED matrix, | |
// https://www.adafruit.com/product/870 but they could be used anywhere you need | |
// 64 bit character representations. I wasn't happy with any of the characters I | |
// found, so I created these. They're nice and bold, not silly line letters. | |
B00110000,B01111000,B11001100,B11001100,B11111100,B11001100,B11001100,B00000000,25, // A | |
B11111100,B01100110,B01100110,B01111100,B01100110,B01100110,B11111100,B00000000,25, // B | |
B00111100,B01100110,B11000000,B11000000,B11000000,B01100110,B00111100,B00000000,25, // C | |
B11111000,B01101100,B01100110,B01100110,B01100110,B01101100,B11111000,B00000000,25, // D | |
B11111110,B01100010,B01101000,B01111000,B01101000,B01100010,B11111110,B00000000,25, // E |
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