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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...
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?
...
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....
rgdal package installation
...sgeo.org/proj/; GDAL OSX frameworks built by William Kyngesburye at http://www.kyngchaos.com/ may be used for
source installs on OSX.
As you seem to be under Linux, you always build package from source, so you will have to install the corresponding libraries on your system. If you are under Mint...