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How do I return early from a rake task?
...
A Rake task is basically a block. A block, except lambdas, doesn't support return but you can skip to the next statement using next which in a rake task has the same effect of using return in a method.
task :foo do
puts "printed"
next
put...
Command-line svn for Windows?
...the distribution but this should not be a problem in most cases.
Once installed you might need to add the folder containing svn.exe to the system PATH as described here so that it is available in your console. To check if it was already added by the installer open a new console and type echo %PATH%...
How best to determine if an argument is not sent to the JavaScript function
...noid (see comments).
Using the || operator has become standard practice - all the cool kids do it - but be careful: The default value will be triggered if the argument evaluates to false, which means it might actually be undefined, null, false, 0, '' (or anything else for which Boolean(...) returns...
navigator.geolocation.getCurrentPosition sometimes works sometimes doesn't
...ame problem, and finding almost no information online about it. Nothing at all in the books. Finally I found this sober query on stackoverflow and (ha!) it was the final impetus I needed to set up an account here.
And I have a partial answer, but alas not a complete one.
First of all, realise that...
How to activate an Anaconda environment
...onment and Scripts\ on Windows).
Imagine you have created an environment called py33 by using:
conda create -n py33 python=3.3 anaconda
Here the folders are created by default in Anaconda\envs, so you need to set the PATH as:
set PATH=C:\Anaconda\envs\py33\Scripts;C:\Anaconda\envs\py33;%PATH%
...
Calculate last day of month in JavaScript
...fectly well. Out of curiosity, what are you using to run the javascript on all these engines? Got everything set-up or some kind of tool?
– neonski
Oct 21 '08 at 17:04
5
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Extension method and dynamic object
...aren't supported by dynamic typing in the form of extension methods, i.e. called as if they were instance methods. However, this will work:
dynamic dList = list;
Console.WriteLine(Enumerable.First(dList));
Of course, that may or may not be useful. If you could give more information about why and ...
How to use npm with node.exe?
...
The current windows installer from nodejs.org as of v0.6.11 (2012-02-20) will install NPM along with NodeJS.
NOTES:
At this point, the 64-bit version is your best bet
The install path for 32-bit node is "Program Files (x86)" in 64-bit windows.
Y...
Remove a HTML tag but keep the innerHtml
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$('b').contents().unwrap();
This selects all <b> elements, then uses .contents() to target the text content of the <b>, then .unwrap() to remove its parent <b> element.
For the greatest performance, always go native:
var b = document.getElement...
How to make an element width: 100% minus padding?
...
box-sizing: border-box is a quick, easy way to fix it:
This will work in all modern browsers, and IE8+.
Here's a demo: http://jsfiddle.net/thirtydot/QkmSk/301/
.content {
width: 100%;
box-sizing: border-box;
}
The browser prefixed versions (-webkit-box-sizing, etc.) are not needed in m...