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Using Emacs as an IDE
...s daemon from your casual user, you probably can't connect emacs server as root.
So, if you need to open a file that has root access; use tramp instead. Just run your emacs client with your normal user and open files like this;
C-x C-f
/sudo:root@localhost/some/file/that/has/root/access/permissi...
How to work around the lack of transactions in MongoDB?
...chnology applied to Mongodb try github.com/Tokutek/mongo , if you need the mysql version maybe they added it to their standard version of Mysql that they usually provide with
– Giovanni Bitliner
Dec 8 '15 at 8:57
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Environment variables in Mac OS X
...g the change. If I set a variable as an ordinary user, it's not visible to root (via sudo) and vice-versa.
– Andrew
Feb 18 '11 at 11:11
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Java generics type erasure: when and what happens?
...s (Java Reference Types which are subtypeable, Any Type in many languages, Union Types).
The reason for type erasure is that programs get transformed to a language which is in some kind uni-typed (binary language only allowing bits) as types are abstractions only and assert a structure for its value...
Permission denied (publickey) when SSH Access to Amazon EC2 instance [closed]
...r admin on some Debians, according to Bogdan Kulbida's answer)(can also be root, fedora, see below)
Trying to connect the wrong host. Is that the right host you are trying to log in to?
Note that 1. will also happen if you have messed up the /home/<username>/.ssh/authorized_keys file on you...
iOS 6: How do I restrict some views to portrait and allow others to rotate?
... around but this is great solution. i add CustomNavigationController in my root view controller and give support according to my needs. Thanks once again.
– Bhavin_m
May 25 '13 at 12:17
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Get the current displaying UIViewController on the screen in AppDelegate.m
...
You can use the rootViewController also when your controller is not a UINavigationController:
UIViewController *vc = self.window.rootViewController;
Once you know the root view controller, then it depends on how you have built your UI, bu...
Eclipse secure storage
...Indigo installed the folder org.eclipse.equinox.security is hidden in the /root/.eclipse folder.
Do a
sudo su
cd /root/.eclipse
mv org.eclipse.equinox.security org.eclipse.equinox.security.backup
Then (re)start eclipse and the password will be gone.
...
Pass ruby script file to rails console
...
Here's the hack I'm using:
rr() {
rails_root="$(bundle exec rails runner "puts Rails.root")"
rp="$(relpath "$1" "$rails_root")"
bundle exec rails runner "eval(File.read '$rp')"
}
relpath() {python -c "import os.path; print os.path.relpath('$1','${2:-$PWD}')...
What are the differences between double-dot “..” and triple-dot “…” in Git diff commit ranges?
...eturns the intersection (white part of the diagram) or the rest of the A-B union (green). It would be more to the point without any set operands and with only 1 color.
– xealits
Jan 30 '18 at 11:41
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