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MongoDB: Combine data from multiple collections into one..how?
How can I (in MongoDB) combine data from multiple collections into one collection?
11 Answers
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Is the primary key automatically indexed in MySQL?
... when talking about database architecture/performance always advise SQL newcomers to "make sure their database is properly indexed"?
– tim peterson
Mar 7 '13 at 10:23
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Find which version of package is installed with pip
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As of pip 1.3, there is a pip show command.
$ pip show Jinja2
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Name: Jinja2
Version: 2.7.3
Location: /path/to/virtualenv/lib/python2.7/site-packages
Requires: markupsafe
In older versions, pip freeze and grep should do the job nicely.
$ pip freeze | gre...
How can I scroll to a specific location on the page using jquery?
...e plugin for smooth scrolling, you can find it here:
http://plugins.jquery.com/scrollTo/
Excerpts from Documentation:
$('div.pane').scrollTo(...);//all divs w/class pane
or
$.scrollTo(...);//the plugin will take care of this
Custom jQuery function for scrolling
you can use a very lightweigh...
How to read lines of a file in Ruby
... Correct regex should be /\r?\n/ which will cover both \r\n and \n without combining empty lines as Pod's comment would do
– Irongaze.com
May 23 '13 at 17:05
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How can I make Visual Studio's build be very verbose?
...++ → General
Change the setting for Suppress Startup Banner to No
The cl command line(s) will be shown in the output window.
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Android Studio needs JDK 7 for Android-L mac
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How to make shallow git submodules?
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New in the upcoming git1.8.4 (July 2013):
"git submodule update" can optionally clone the submodule repositories shallowly.
(And git 2.10 Q3 2016 allows to record that with git config -f .gitmodules submodule.<name>.shallow t...
Toggle input disabled attribute using jQuery
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Socket.IO Authentication
...okie
SetCookie('rediskey', <%= rediskey %>); //http://msdn.microsoft.com/en-us/library/ms533693(v=vs.85).aspx
//then when socket is connected, fetch the rediskey from the document.cookie and send it back to server
var socket = new io.Socket();
socket.on('connect', function() {
var rediskey...