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How can I remove an SSH key?
...ove SSH key from gnome-keyring-daemon memory"
"Ubuntu: ssh-add -D deleting all identities does not work. Also, why are all identities auto-added?"
The exact issue is:
ssh-add -d/-D deletes only manually added keys from gnome-keyring.
There is no way to delete automatically added keys.
This is the ...
Fast permutation -> number -> permutation mapping algorithms
... In general, the k'th digit will have base b[k] = k + 2. The highest value allowed for digit k is h[k] = b[k] - 1 = k + 1.
Our rule about the weights w[k] of digits requires that the sum of h[i] * w[i], where i goes from i = 0 to i = k, is equal to 1 * w[k+1]. Stated recurrently, w[k+1] = w[k] + h[...
Why am I getting ibtool failed with exit code 255?
All of a sudden I can't build my project. I get the following compiler error:
33 Answers
...
ASP.NET MVC Performance
...ing potential perf targets. As we move towards Beta and RTM, we will internally be doing more perf testing. However, I'm not sure what our policy is on publishing results of perf tests.
In any case, any such tests really need to consider real world applications...
...
How do I configure Maven for offline development?
...ection to the internet at some point to be able to use it? Meaning specifically getting the internal maven plugins for compiling, cleaning, packaging, etc?
...
How to remove duplicate white spaces in string using Java?
...
Like this:
yourString = yourString.replaceAll("\\s+", " ");
For example
System.out.println("lorem ipsum dolor \n sit.".replaceAll("\\s+", " "));
outputs
lorem ipsum dolor sit.
What does that \s+ mean?
\s+ is a regular expression. \s matches a space, tab...
“document.getElementByClass is not a function”
...t a function
in older browsers, though, in which case you can provide a fallback implementation if you need to support those older browsers.
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Are global variables bad? [closed]
...s to these, it becomes increasingly hard to figure out which functions actually read and write these variables.
To understand how the application works, you pretty much have to take into account every function which modifies the global state. That can be done, but as the application grows it will ...
How to debug an apache virtual host configuration?
...d (Ubuntu)
apache2ctl -t
# MacOS
apachectl -t
List virtual hosts
To list all virtual hosts, and their locations:
# Red Hat-based (Fedora, CentOS) and OSX
httpd -S
# Debian-based (Ubuntu)
apache2ctl -S
# MacOS
apachectl -S
...
Selecting data from two different servers in SQL Server
...ddlinkedserver.
You only have to set up one. Once you have that, you can call a table on the other server like so:
select
*
from
LocalTable,
[OtherServerName].[OtherDB].[dbo].[OtherTable]
Note that the owner isn't always dbo, so make sure to replace it with whatever schema you use.
...