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Comparing two files in linux terminal
...imdiff /var/log/secure scp://192.168.1.25/var/log/secure
Extracted from: http://www.sysadmit.com/2016/05/linux-diferencias-entre-dos-archivos.html
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Get and Set a Single Cookie with Node.js HTTP Server
...ess to getting/setting cookies, so I came up with the following hack:
var http = require('http');
function parseCookies (request) {
var list = {},
rc = request.headers.cookie;
rc && rc.split(';').forEach(function( cookie ) {
var parts = cookie.split('=');
l...
How to get started with developing Internet Explorer extensions?
... find wrapper assembly for type library "MSHTML"
The fix can be found at http://techninotes.blogspot.com/2016/08/fixing-cannot-find-wrapper-assembly-for.html
Or, you can run this batch script:
"%ProgramFiles(x86)%\Microsoft Visual Studio\2017\Community\Common7\Tools\VsDevCmd.bat"
cd "%ProgramFile...
Automatic counter in Ruby for each?
...tal Ruby and if you don't know it, you're going to be in big trouble (try: http://poignantguide.net/ruby/).
Taken from the Ruby source code:
hash = Hash.new
%w(cat dog wombat).each_with_index {|item, index|
hash[item] = index
}
hash #=> {"cat"=>0, "wombat"=>2, "dog"=>1}
...
How to concatenate two strings in C++?
... c++.
To have a deep understanding you can lookup in the following link-
http://www.cplusplus.com/reference/cstring/strcat/
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What is an xs:NCName type and when should it be used?
...?
\i and \c are multi-character escapes defined in XML Schema definition.
http://www.w3.org/TR/xmlschema-2/#dt-ccesN
\i is the escape for the set of initial XML name characters and \c is the set of XML name characters. [\i-[:]] means a set that consist of the set \i excluding a set that consist of...
Pros and cons of AppSettings vs applicationSettings (.NET app.config / Web.config)
...d key="EnvTypeDefault" value="Dev" />
<add key="RootURLProd" value="http://domain.com/app/" />
<add key="RootURLTest" value="http://test.domain.com/app/" />
<add key="RootURLDev" value="http://localhost/app/" />
<add key="HumanReadableEnvTypeProd" value="" />
<add key...
How to get a substring of text?
...
Since you tagged it Rails, you can use truncate:
http://api.rubyonrails.org/classes/ActionView/Helpers/TextHelper.html#method-i-truncate
Example:
truncate(@text, :length => 17)
Excerpt is nice to know too, it lets you display an excerpt of a text Like so:
excerpt(...
Add missing dates to pandas dataframe
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
How do I recursively delete a directory and its entire contents (files + sub dirs) in PHP?
...rsiveDirectoryIterator;
use RecursiveIteratorIterator;
use SplFileInfo;
# http://stackoverflow.com/a/3352564/283851
# https://gist.github.com/XzaR90/48c6b615be12fa765898
# Forked from https://gist.github.com/mindplay-dk/a4aad91f5a4f1283a5e2
/**
* Recursively delete a directory and all of it's co...