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jQuery Validate - require at least one field in a group to be filled
...nside the additional-methods.js file:
jQuery.validator.addMethod("require_from_group", function(value, element, options) {
...// Nathan's code without any changes
}, jQuery.format("Please fill out at least {0} of these fields."));
// "filone" is the class we will use for the input elements at this...
Reverse Range in Swift
...a range
for i in (1...5).reversed() { print(i) } // 5 4 3 2 1
Or stride(from:through:by:) method
for i in stride(from:5,through:1,by:-1) { print(i) } // 5 4 3 2 1
stide(from:to:by:) is similar but excludes the last value
for i in stride(from:5,to:0,by:-1) { print(i) } // 5 4 3 2 1
Update Fo...
Reshape three column data frame to matrix (“long” to “wide” format) [duplicate]
...standard method, but also includes older methods and various other methods from answers to similar questions scattered around this site.
tmp <- data.frame(x=gl(2,3, labels=letters[24:25]),
y=gl(3,1,6, labels=letters[1:3]),
z=c(1,2,3,3,3,2))
Using the tidyve...
How to completely uninstall Visual Studio 2010?
...nd a CLEAN solution to completely and ultimately remove Visual Studio 2010 from my computer. When you install Visual Studio, it also installs a bunch of programs (about 55) in the add/remove programs panel ( appwiz.cpl ).
...
.NET obfuscation tools/strategy [closed]
...1.1 obfuscation was essential: decompiling code was easy, and you could go from assembly, to IL, to C# code and have it compiled again with very little effort.
Now with .Net 3.5 I'm not at all sure. Try decompiling a 3.5 assembly; what you get is a long long way from compiling.
Add the optimisati...
Socket.IO Authentication
...this key in a cookie.
On socket connect (or anytime later) fetch this key from the cookie and send it back to the server. Fetch the session information in redis using this key. (GET key)
Eg:
Server side (with redis as session store):
req.session.regenerate...
res.send({rediskey: req.sessionID});...
Want to exclude file from “git diff”
I am trying to exclude a file ( db/irrelevant.php ) from a Git diff. I have tried putting a file in the db subdirectory called .gitattributes with the line irrelevant.php -diff
and I have also tried creating a file called .git/info/attributes containing db/irrelevant.php .
...
Using 'return' in a Ruby block
...turn 6 * 7
irb(main):008:1> }
LocalJumpError: unexpected return
from (irb):7:in `block in irb_binding'
from (irb):2:in `call'
from (irb):2:in `thing'
from (irb):6
from /home/mirko/.rvm/rubies/ruby-1.9.1-p378/bin/irb:15:in `<main>'
irb(main):009:0> ...
Accessing class variables from a list comprehension in the class definition
How do you access other class variables from a list comprehension within the class definition? The following works in Python 2 but fails in Python 3:
...
insert vs emplace vs operator[] in c++ map
...You can directly construct it with the appropriate type or pass any object from which the value_type can be constructed, which is where std::make_pair comes into play, as it allows for simple creation of std::pair objects, although it is probably not what you want...
The net effect of the following...