大约有 48,000 项符合查询结果（耗时：0.0923秒） [XML]
Installed Ruby 1.9.3 with RVM but command line doesn't show ruby -v
...thing to RVM that produces lots of errors, the only safe way of fixing for now is to:
sudo apt-get --purge remove ruby-rvm
sudo rm -rf /usr/share/ruby-rvm /etc/rvmrc /etc/profile.d/rvm.sh
open new terminal and validate environment is clean from old RVM settings (should be no output):
env | grep ...
How to tag an older commit in Git?
...hen.
A tag at the beginning would allow us to "roll back" production to a known, stable state.
8 Answers
...
Building a complete online payment gateway like Paypal [closed]
...een there and done that. It was a lot easier about 10 years ago than it is now, but if you have a phenomenal amount of time, money and patience available, it is still possible.
You will need to contact an acquiring bank. You didnt say what region of the world you are in, but by this I dont mean a ...
Is it possible to simulate key press events programmatically?
...
It seems that this feature has been removed by now. MDN has considered it deprecated for quite a while, though.
– Tacticus
Dec 10 '16 at 19:30
...
Unique ways to use the Null Coalescing operator [closed]
I know the standard way of using the Null coalescing operator in C# is to set default values.
16 Answers
...
How can I use jQuery in Greasemonkey?
... behavior has changed (to address a tangentially related issue) so that it now loads the required scripts after every edit; reinstalling the script is no longer necessary.
share
|
improve this answe...
Animate change of view controllers without using navigation controller stack, subviews or modal cont
...
I know the appear calls are being done because I logged them. I also don't see why this would affect orientation changes. Can you elaborate why you think it would?
– TigerCoding
Nov 26 '1...
How to get the clicked link's href with jquery?
Does anyone know how can I get the clicked link's href with jquery? I have the link as following:
4 Answers
...
How to select last two characters of a string
...
EDIT: 2020: use string.slice(-2) as others say - see below.
now 2016 just string.substr(-2) should do the trick (not substring(!))
taken from MDN
Syntax
str.substr(start[, length])
Parameters
start
Location at which to begin extracting characters. If a negati...
Using comparison operators in Scala's pattern matching system
... 1 => "greater than ten"
case -1 => "less than ten"
})
}
Now, the documentation for scala.math.Ordering.compare(T, T) promises only that the non-equal outcomes will be greater than or less than zero. Java's Comparable#compareTo(T) is specified similarly to Scala's. It happens to be...