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Why does Math.round(0.49999999999999994) return 1?
...nd%28double%29
4. http://grepcode.com/file/repository.grepcode.com/java/root/jdk/openjdk/7u40-b43/java/lang/Math.java#Math.round%28double%29
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How safe is it to store sessions with Redis?
I'm currently using MySql to store my sessions. It works great, but it is a bit slow.
3 Answers
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Perforce for Git users? [closed]
...e a Perforce config file.
1) Create a workspace
p4 workspace
# set your root to where your files should live:
Root: /Users/matt/work
# in the resulting editor change your view to map the depot files you care about
//depot/main/... //demo-workspace/main/...
//depot/dev/... //demo-workspace/dev/....
What is your preferred php deployment strategy? [closed]
...dotCloud, in addition to PHP (see their PHP quickstart) it can also deploy MySQL, MongoDB and a whole bunch of additional services. It also has nice goodies like zero-downtime deployment, instant rollback, full support for SSL and websocket, etc. And there's a free tier which is always nice :)
Of c...
How to Test a Concern in Rails
... end
end
# spec/models/master_spec.rb
require 'spec_helper'
require Rails.root.join "spec/concerns/personable_spec.rb"
describe Master do
it_behaves_like "personable"
end
# spec/models/apprentice_spec.rb
require 'spec_helper'
describe Apprentice do
it_behaves_like "personable"
end
The adva...
How do you use “git --bare init” repository?
... user.email adelphus@example.com
> git commit -m "added afile"
[master (root-commit) 614ab02] added afile
1 file changed, 1 insertion(+)
create mode 100644 afile.txt
The git config commands are only needed if you haven't already told git who you are. Note that if you now run git branch, you'l...
How to set DialogFragment's width and height?
... Its not perfect, but at least it works for having a RelativeLayout as the root of your dialog's layout file.
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Need to handle uncaught exception and send log file
...r). If I recall, I ran into permission problems. Are you doing this on a rooted device?
– Peri Hartman
Apr 10 '14 at 3:45
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Docker build “Could not resolve 'archive.ubuntu.com'” apt-get fails to install anything
...
Using these addresses, create a file /etc/docker/daemon.json:
$ sudo su root
# cd /etc/docker
# touch daemon.json
Put this in /etc/docker/daemon.json:
{
"dns": ["10.0.0.2", "10.0.0.3"] ...
Copy file remotely with PowerShell
...le in PowerShell environment:
New-PSDrive -Name Y -PSProvider filesystem -Root \\ServerName\Share
Copy-Item BigFile Y:\BigFileCopy
Net use: create a new drive visible in all parts of the OS.
Net use y: \\ServerName\Share
Copy-Item BigFile Y:\BigFileCopy
...