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How to set JAVA_HOME environment variable on Mac OS X 10.9?
I just purchased a brand new MacBook Pro.
7 Answers
7
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Scraping html tables into R data frames using the XML package
How do I scrape html tables using the XML package?
4 Answers
4
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Ruby: require vs require_relative - best practice to workaround running in both Ruby =1.
... this post.
https://github.com/appoxy/aws/blob/master/lib/awsbase/require_relative.rb
unless Kernel.respond_to?(:require_relative)
module Kernel
def require_relative(path)
require File.join(File.dirname(caller[0]), path.to_str)
end
end
end
This allows you to use require_relati...
Removing duplicate values from a PowerShell array
...
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Can't install Ruby under Lion with RVM – GCC issues
... thank you!
– Florin
Feb 3 '12 at 3:32
I'd advise against rvm get head for other users. This pulls from the head of t...
How can I get Knockout JS to data-bind on keypress instead of lost-focus?
...
– Aaron Shafovaloff
Sep 8 '12 at 3:32
2
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ipython reads wrong python version
...on
# -*- 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])
sys.exit(start_ipython())
And mine works properly like this, but my situation isn't exactly like the OP's.
Ori...
Capturing Groups From a Grep RegEx
...e using Bash, you don't even have to use grep:
files="*.jpg"
regex="[0-9]+_([a-z]+)_[0-9a-z]*"
for f in $files # unquoted in order to allow the glob to expand
do
if [[ $f =~ $regex ]]
then
name="${BASH_REMATCH[1]}"
echo "${name}.jpg" # concatenate strings
name=...
Nginx缓存解决方案：SRCache - 更多技术 - 清泛网 - 专注C/C++及内核技术
...red.phoenix_status)
local key = ngx.var.arg_key
local index = ngx.crc32_long(key) % #phoenix["memcached"] + 1
local config = phoenix["memcached"][index]
local default = phoenix["memcached"]["default"]
local host = config["host"] or default["host"]
local port = config["p...
How to open link in new tab on html?
...
Set the 'target' attribute of the link to _blank:
<a href="#" target="_blank" rel="noopener noreferrer">Link</a>
Edit: for other examples, see here: http://www.w3schools.com/tags/att_a_target.asp
(Note: I previously suggested blank instead of _blank beca...