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How can I split a shell command over multiple lines when using an IF statement?
...undops: line 73: --forward-agent: command not found. My issues was that I didn't understand this error. Why does having a whitespace result in that error? The whitespace+\n "negates" the `` and delimits a command?
– Dmitry Minkovsky
Sep 3 '13 at 19:25
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Collections.emptyList() returns a List?
... trouble navigating Java's rule for inferring generic type parameters. Consider the following class, which has an optional list parameter:
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Git: copy all files in a directory from another branch
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This has a very weird side effect. It copies dirname over, but it also copies any files that are in the .gitignore of the master branch. Any idea why that is?
– Milimetric
Feb 24 '13 at 13:08
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What is the difference between `git fetch origin` and `git remote update origin`?
...to git fetch --all.
I should add the caveat that fetch and remote update didn't actually use the same codepath until v1.6.6.1 (released December 23 2009). Even before that, though, they did essentially the same thing, just using different code (possibly behaving slightly differently in corner cases...
Error in : object of type 'closure' is not subsettable
... the error goes away.
As a matter of good practise, you should usually avoid naming variables after base-R functions. (Calling variables data is a common source of this error.)
There are several related errors for trying to subset operators or keywords.
`+`[1]
## Error in `+`[1] : object of t...
Difference between \A \z and ^ $ in Ruby regular expressions
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If you're depending on the regular expression for validation, you always want to use \A and \z. ^ and $ will only match up until a newline character, which means they could use an email like me@example.com\n<script>dangerous_stuff();</script> and still have it valid...
How to get svn remote repository URL?
...foo.c
Repository Root: http://svn.red-bean.com/repos/test
Repository UUID: 5e7d134a-54fb-0310-bd04-b611643e5c25
Revision: 4417
Node Kind: file
Schedule: normal
Last Changed Author: sally
Last Changed Rev: 20
Last Changed Date: 2003-01-13 16:43:13 -0600 (Mon, 13 Jan 2003)
Text Last ...
Convert string to List in one line?
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Did you bring in the System.LINQ namespace?
– Matt Greer
Jul 23 '13 at 15:24
add a comment
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Why do we have map, fmap and liftM?
...wered Sep 18 '11 at 18:40
li.davidmli.davidm
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Open file dialog and select a file using WPF controls and C#
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Something like that should be what you need
private void button1_Click(object sender, RoutedEventArgs e)
{
// Create OpenFileDialog
Microsoft.Win32.OpenFileDialog dlg = new Microsoft.Win32.OpenFileDialog();
// Set filter for file extension and default file extens...