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Right query to get the current number of connections in a PostgreSQL DB
...ed Mar 11 '11 at 8:52
Magnus HaganderMagnus Hagander
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Android emulator doesn't take keyboard input - SDK tools rev 20
I've upgraded the SDK tools to revision 20 (from 18) and since the upgrade, the emulator doesn't seem to accept input from laptop's keyboard. But only using the emulator's own 'soft' keyboard (that appears when an input field is focused).
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Git hook to send email notification on repo changes
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Ahhh, but you can accept the answer and you'll both get more reputation!
– Pat Notz
Feb 16 '09 at 14:09
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How do you read CSS rule values with JavaScript?
...nces to be aware of:
Given the CSS:
div#a { ... }
div#b, div#c { ... }
and given InsDel's example, classes will have 2 classes in FF and 3 classes in IE7.
My example illustrates this:
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-t...
Creating a simple XML file using python
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These days, the most popular (and very simple) option is the ElementTree API,
which has been included in the standard library since Python 2.5.
The available options for that are:
ElementTree (Basic, pure-Python implementation of ElementTree. Part of ...
How to unit test abstract classes: extend with stubs?
I was wondering how to unit test abstract classes, and classes that extend abstract classes.
14 Answers
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What is Angular.noop used for?
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@abyrne85 It is more aesthetically pleasing and a good practice to use angular.noop as you always reuse the same empty function (instead of declaring a new anonymous function everytime). Performance-wise it makes no difference as the code for angular.noop is just an em...
Set the location in iPhone Simulator
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Custom Location lets you enter a Lat/Long value. Bicycle ride, City Run, and Freeway Drive are simulation of a moving location (in Cupertino, of course).
Of course, this does nothing to help with debugging for iOS 4 (or earlier); but it's a definite improvement!
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Use underscore inside Angular controllers
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When you include Underscore, it attaches itself to the window object, and so is available globally.
So you can use it from Angular code as-is.
You can also wrap it up in a service or a factory, if you'd like it to be injected:
var underscore = angular.module('underscore', []);
underscore.fac...
How do I load my script into the node.js REPL?
...escribe. However, an alternative to using require it to use the .load command within the REPL, like such:
.load foo.js
It loads the file in line by line just as if you had typed it in the REPL. Unlike require this pollutes the REPL history with the commands you loaded. However, it has the adva...