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In the shell, what does “ 2>&1 ” mean?
In a Unix shell, if I want to combine stderr and stdout into the stdout stream for further manipulation, I can append the following on the end of my command:
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How to discover number of *logical* cores on Mac OS X?
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You can do this using the sysctl utility:
sysctl -n hw.ncpu
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No route matches [GET] /assets
...r serving static assets. Therefore, you are getting this error. Thin won't do it either, since it's just a wrapper around Rails.
This is controlled by this setting in config/environments/production.rb in your application:
config.serve_static_files = false
Or in Rails 5:
# config/environments/pr...
Determine a user's timezone
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This doesn't always work for DST. Get timezone offset does exactly what it says. It get's the offset. A time ZONE is actually a geographical area. This won't work for daylight savings since you don't know which hemisphere the user...
Choosing a Windows automation scripting language. AutoIt vs Autohotkey [closed]
I need to choose a Windows automation scripting language. Which one do you recommend; AutoIt , AutoHotkey , or an other?
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Fastest method to escape HTML tags as HTML entities?
I'm writing a Chrome extension that involves doing a lot of the following job: sanitizing strings that might contain HTML tags, by converting < , > and & to &lt; , &gt; and &amp; , respectively.
...
JavaScript data grid for millions of rows [closed]
...SlickGrid work with larger numbers of rows.
The problem is that SlickGrid does not virtualize the scrollbar itself - the scrollable area's height is set to the total height of all the rows. The rows are still being added and removed as the user is scrolling, but the scrolling itself is done by the...
How to compare software version number using js? (only number)
...Here's the code for an implementation that you can use directly (gist with documentation):
function versionCompare(v1, v2, options) {
var lexicographical = options && options.lexicographical,
zeroExtend = options && options.zeroExtend,
v1parts = v1.split('.'),
...
How do I detect what .NET Framework versions and service packs are installed?
... HKLM\Software\Microsoft\NET Framework Setup\NDP\v4\Full\Servicing
[1] Windows Media Center or Windows XP Tablet Edition
As you can see, determining the SP level for .NET 1.0 changes if you are running on Windows Media Center or Windows XP Tablet Edition. Again, .NET 1.0 uses a string value while...
How to make an Android Spinner with initial text “Select One”?
...ly that it will, but it is by no means guaranteed.
Normally I wouldn't condone something like this, but this question has been asked enough times and it seems like a reasonable enough request that I thought I would post my solution.
/**
* A modified Spinner that doesn't automatically select the f...