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Can someone explain the dollar sign in Javascript?
...ariables and functions.
https://web.archive.org/web/20160529121559/http://www.authenticsociety.com/blog/javascript_dollarsign
That has a clear explanation of what the dollar sign is for.
Here's an alternative explanation: http://www.vcarrer.com/2010/10/about-dollar-sign-in-javascript.html
...
Use PHP to create, edit and delete crontab jobs?
... Tests available :-)
Sample from command line:
bin/cronman --enable /var/www/myproject/.cronfile --user www-data
Sample from API:
use php\manager\crontab\CrontabManager;
$crontab = new CrontabManager();
$crontab->enableOrUpdate('/tmp/my/crontab.txt');
$crontab->save();
Managing individ...
The builds tools for v120 (Platform Toolset = 'v120') cannot be found
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Download and setup Microsoft Build Tools 2013 from
http://www.microsoft.com/en-US/download/details.aspx?id=40760
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Building and running app via Gradle and Android Studio is slower than via Eclipse
...For more details on how to configure your build environment visit
# http://www.gradle.org/docs/current/userguide/build_environment.html
# The Gradle daemon aims to improve the startup and execution time of Gradle.
# When set to true the Gradle daemon is to run the build.
# TODO: disable daemon on C...
Determine project root from a running node.js application
...nt globally installed modules (for example, if your app is running in /var/www/ but the module is installed in ~/.nvm/v0.x.x/lib/node/). It won't work 100% of the time, but it's going to work in most common scenarios.
Pros & Cons
Works without configuration in most circumstances. Also provid...
What is the correct MIME type to use for an RSS feed?
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Neither. It's application/rss+xml
http://www.rssboard.org/rss-mime-type-application.txt
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How does Apple find dates, times and addresses in emails?
... ago called Apple Data Detectors. You can read more about it here:
http://www.miramontes.com/writing/add-cacm/
Essentially it parses the text and detects patterns that represent specific pieces of data, then applies OS-contextual actions to it. It's neat.
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Why is  appearing in my HTML? [duplicate]
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>UTF8 BOM FINDER and...
What is ?= in Makefile
...R ?= "bar"
test:
echo $(KDIR)
Would print "foo"
GNU manual: http://www.gnu.org/software/make/manual/html_node/Setting.html
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.NET: Simplest way to send POST with data and read response
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//Add these, as we're doing a POST
req.ContentType = "application/x-www-form-urlencoded";
req.Method = "POST";
//We need to count how many bytes we're sending.
//Post'ed Faked Forms should be name=value&
byte [] bytes = System.Text.Encoding.ASCII.GetBytes(Parameters);
req....