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No newline at end of file
...
It indicates that you do not have a newline (usually '\n', aka CR or CRLF) at the end of file.
That is, simply speaking, the last byte (or bytes if you're on Windows) in the file is not a newline.
The message is displayed because ...
Automatic counter in Ruby for each?
...ample, if you want to map with an index or something like that) you can concatenate enumerators with the each_with_index method, or simply use with_index:
blahs.each_with_index.map { |blah, index| something(blah, index)}
blahs.map.with_index { |blah, index| something(blah, index) }
This is somet...
HTML form readonly SELECT tag/input
...lect id="animal-select" disabled="true">
<option value="cat" selected>Cat</option>
<option value="dog">Dog</option>
<option value="hamster">Hamster</option>
</select>
<input type="hidden" name="a...
Converting an integer to a string in PHP
...sing
echo "I'd like {$var} waffles"; // = I'd like 5 waffles
// String concatenation
echo "I'd like ".$var." waffles"; // I'd like 5 waffles
// The two examples above have the same end value...
// ... And so do the two below
// Explicit cast
$items = (string)$var; // $items === "5";
// Functio...
How to replace ${} placeholders in a text file?
...than Leffler for the tip to pass multiple -e arguments to the same sed invocation.
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Vim delete blank lines
...e the unique requirement. Someone may still keep one of the empty line. :%!cat -s may be the choice..
– coanor
Nov 21 '12 at 5:04
...
ipython reads wrong python version
...ipython. Let's look inside:
Edit 9/7/16 -- The file now looks like this:
cat /usr/local/bin/ipython
#!/usr/bin/python
# -*- coding: utf-8 -*-
import re
import sys
from IPython import start_ipython
if __name__ == '__main__':
sys.argv[0] = re.sub(r'(-script\.pyw|\.exe)?$', '', sys.argv[0])
...
How to solve Permission denied (publickey) error when using Git?
... be applied to all other git repositories which support SSH pubkey authentications. (See gitolite, gitlab or github for example.)
First start by setting up your own public/private key pair set. This
can use either DSA or RSA, so basically any key you setup will work.
On most systems you can ...
How does git compute file hashes?
...o substitute CRLFs by LFs
# by using `perl -pe 's/\r$//g'` instead of `cat` in the next 2 commands
local size=$(cat $1 | wc -c | sed 's/ .*$//')
( echo -en "$type $size\0"; cat "$1" ) | sha1sum | sed 's/ .*$//'
}
Test:
$ echo 'Hello, World!' > test.txt
$ git hash-object test.txt
8a...
How do I parse command line arguments in Bash?
...)
Usage demo-space-separated.sh -e conf -s /etc -l /usr/lib /etc/hosts
cat >/tmp/demo-space-separated.sh <<'EOF'
#!/bin/bash
POSITIONAL=()
while [[ $# -gt 0 ]]
do
key="$1"
case $key in
-e|--extension)
EXTENSION="$2"
shift # past argument
shift # past value
;;
-...