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RVM is not working in ZSH
.../rvm" ]] && . "$HOME/.rvm/scripts/rvm" is in my .zlogin, but I suppose it wasn't using it when opening new terminal windows on my mac (10.7.3, oh my zsh). Adding it to the .zshrc worked for me too but according to this stackoverflow comment, .zshrc is the wrong place to put this??
...
How to use Active Support core extensions
...t/core_ext/object/blank'
If you don't care about granularity, you can choose to load bigger chunks. If you want everything in one big gulp use...
For 1.9.2:
rvm 1.9.2
irb -f
irb(main):001:0> require 'active_support/all'
=> true
irb(main):002:0> 1.week.ago
=> 2010-11-14 17:56:16 -0700...
How to leave/exit/deactivate a Python virtualenv
...
@Apreche In the meantime (almost four years later) this appears to have been added to the documentation.
– gertvdijk
Mar 14 '13 at 14:26
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How to encode a URL in Swift [duplicate]
...erSet())
Use stringByAddingPercentEscapesUsingEncoding: Deprecated in iOS 9 and OS X v10.11
var address = "American Tourister, Abids Road, Bogulkunta, Hyderabad, Andhra Pradesh, India"
var escapedAddress = address.stringByAddingPercentEscapesUsingEncoding(NSUTF8StringEncoding)
let urlpath = NSS...
Combining multiple git repositories
...ackup of your phd directory: I don't want to be held responsible for your losing years of hard work! ;-)
$ cp -r phd phd-backup
Move the content of phd/code to phd/code/code, and fix the history so that it looks like it has always been there (this uses git's filter-branch command):
$ cd phd/code...
CSS @font-face - what does “src: local('☺')” mean?
...e that it was a gotcha by paul irish.
Here is the excerpt from his blog post:
And.. regarding @font-face syntax
I now recommend the bulletproof smiley variation over the original bulletproof syntax.
@font-face {
font-family: 'Graublau Web';
src: url('GraublauWeb.eot');
src: local...
What does && mean in void *p = &&abc;
I came across a piece of code void *p = &&abc; . What is the significance of && here?
I know about rvalue references but I think && used in this context is different. What does && indicate in void *p = &&abc; ?
...
How do I detect what .NET Framework versions and service packs are installed?
...-------------------------------------
1.0 HKLM\Software\Microsoft\.NETFramework\Policy\v1.0\3705
1.1 HKLM\Software\Microsoft\NET Framework Setup\NDP\v1.1.4322\Install
2.0 HKLM\Software\Microsoft\NET Framework Setup\NDP\v2.0.50727\Install
3.0 ...
How can I tell where mongoDB is storing data? (its not in the default /data/db!)
My host came with a mongodb instance and there is no /db directory so now I am wondering what I can do to find out where the data is actually being stored.
...
How to detect Windows 64-bit platform with .NET?
...-bit .NET Framework 2.0 on 64-bit Windows (it would return 32-bit).
As Microsoft's Raymond Chen describes, you have to first check if running in a 64-bit process (I think in .NET you can do so by checking IntPtr.Size), and if you are running in a 32-bit process, you still have to call the Win API fu...