davidberglund

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2. Use License

  
    

davidberglund

#!/bin/bash

which $1 >/dev/null 2>&1; if [ $? -eq 0 ]
then
  echo "$1 is installed."
else
  echo "$1 is not installed." >&2
  echo
  echo "Do you wish to install it?"
  select yn in "Yes" "No"; do

davidberglund

NOTE: This is a question I found on StackOverflow which I’ve archived here, because the answer is so effing phenomenal.

---

Q: How can I make a chain of function decorators in Python?

---

If you are not into long explanations, see [Paolo Bergantino’s answer][2].

davidberglund

<template>
 <div>
  <h1> {{ message }} </h1>
 <div
</template>
<script>
export default {
 /* Child component registration */
 components: {},
 

davidberglund

// App.svelte
<script>
export let area = 51;
</script>
<main>
<p>{area}</p>
</main>

// main.js
import './main.pcss';

davidberglund

import datetime
from datetime import timedelta
now = datetime.datetime.now()
delta = timedelta(
     days=0,
     seconds=1000000000,
     microseconds=0,
     milliseconds=0,
     minutes=0,
     hours=0,

davidberglund

import time
starttime = time.time()
lasttime = starttime
lapnum = 1
value = ""
  
print("Press ENTER for each lap.\nType Q and press ENTER to stop.")
  
while value.lower() != "q":
              

davidberglund

# Recursively search for any number of patterns in whole files with a specified file extension and with any number of patterns.
# Print matching files filenames and contents (squashed to one line)
cat <(for i in $(grep -rl PATTERN1 --include="*.*" /path/to/search); do echo $i && cat $i|xargs 2>/dev/null ; done)|awk '/PATTERN2/ && /PATTERN3/ {n = 2} n {print prev; n--} {prev = $0} END {if (n) print}'

# Look only for matches on a single line
for i in $(grep -rl PATTERN1 --include="*.*" /path/to/search); do echo $i && cat $i | awk '/PATTERN2/ && /PATTERN3/' ; done
for i in $(find "/some/path" -type f -name "*"); do echo $i && cat $i | awk '/PATTERN1/ && /PATTERN2/ && /PATTERN3/' ; done
# For long lists of files so we can step through
cat <(for i in $(grep -rl PATTERN1 --include="*.*" /path); do echo $i && cat $i | awk '/PATTERN1/ && /PATTERN2/ && /PATTERN3/' ; done)|less
cat <(for i in $(find "/some/path" -type f -name "*"); do echo $i && cat $i | awk '/PATTERN1/ && /PATTERN2/ && /PATTERN3/' ; done)|less