carlosal1015

using DSP


function cheby1(n, r, wp)
  # Chebyshev Type I digital filter design.
  #
  #    b, a = cheby1(n, r, wp)
  #
  # Designs an nth order lowpass digital Chebyshev filter with
  # R decibels of peak-to-peak ripple in the passband.

carlosal1015

SPC
    SPC: find file
    , switch buffer
    . browse files
    : MX
    ; EX
    < switch buffer
    ` eval
    u universal arg
    x pop up scratch

carlosal1015

#!/bin/bash

# Note that there's no libdrm because this lib cause errors

sudo apt update -y && sudo apt upgrade -y

sudo apt-get -y install \
    autoconf \
    automake \
    build-essential \

carlosal1015

Last updated: 2017-03-18

Searching for Files

Find images in a directory that don't have a DateTimeOriginal

exiftool -filename -filemodifydate -createdate -r -if '(not $datetimeoriginal) and $filetype eq "JPEG"' .

###Output photos that don't have datetimeoriginal to a CSV### Note this can take a long time if you have a lot of jpgs

carlosal1015

# Ruby is our language as asciidoctor is a ruby gem.
lang: ruby
before_install:
  - sudo apt-get install pandoc
  - gem install asciidoctor
script:
  - make
after_success:
  - .travis/push.sh
env:

carlosal1015

Easy instructions to get QEMU/KVM and virt-manager up and running on Arch

1. Make sure your cpu support kvm with below command:

    grep -E "(vmx|svm)" --color=always /proc/cpuinfo
   

2. Make sure BIOS have enable “Virtualization Technology”.

3. User access to /dev/kvm so add your account into kvm(78) group:

carlosal1015

carlosal1015

mkdir -p ~/.local/share/fonts
for type in Bold Light Medium Regular Retina; do wget -O ~/.local/share/fonts/FiraCode-$type.ttf "https://github.com/tonsky/FiraCode/blob/master/distr/ttf/FiraCode-$type.ttf?raw=true"; done
fc-cache -f

carlosal1015

-- Remove the history from 
rm -rf .git

git config --global init.defaultBranch main

-- recreate the repos from the current content only
git init
git add .
git commit -m "Initial commit"

carlosal1015

pkgname=easyeda
pkgver=2.0.0
pkgrel=0
pkgdesc="EasyEDA Desktop Client, A Simple and Powerful Electronic Circuit Design Tool"
arch=('x86_64')
license=(custom)
depends=(gconf)
url="https://easyeda.com/page/download"
options=('!strip')
source=('https://image.easyeda.com/files/easyeda-linux-64bit-latest.zip' 'https://github.com/electron/electron/releases/download/v3.1.8/electron-v3.1.8-linux-x64.zip')