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How to copy files between two nodes using ansible
...delegate_to: source-server' keyword:
- hosts: serverB
tasks:
- nam>me m>: Copy Remote-To-Remote (from serverA to serverB)
synchronize: src=/copy/from_serverA dest=/copy/to_serverB
delegate_to: serverA
This playbook can run from your machineC.
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Repeat table headers in print mode
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This is what the THEAD elem>me m>nt is for. Official docs here.
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How do I clone a generic list in C#?
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You can use an extension m>me m>thod.
static class Extensions
{
public static IList<T> Clone<T>(this IList<T> listToClone) where T: ICloneable
{
return listToClone.Select(item => (T)item.Clone()).ToList();
}
}
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Are single quotes allowed in HTML?
I am a big tim>me m> user of using double quotes in PHP so that I can interpolate variables rather than concatenating strings. As a result, when I am generating HTML I often use single quotes for setting tag fields. For example:
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Algorithms based on number base systems? [closed]
...od chapter in his book Purely Functional Data Structures that discusses "Num>me m>rical Representations": essentially, take som>me m> representation of a number and convert it into a data structure. To give a flavor, here are the sections of that chapter:
Positional Number Systems
Binary Numbers (Binary Ran...
Git Clone: Just the files, please?
...tar aTag -o aTag.tar
Another option would be to do a shallow clone (as m>me m>ntioned below), but locating the .git folder elsewhere.
git --git-dir=/path/to/another/folder.git clone --depth=1 /url/to/repo
The repo folder would include only the file, without .git.
Note: git --git-dir is an option...
What is the difference between HashSet and List?
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Unlike a List<> ...
A HashSet is a List with no duplicate m>me m>mbers.
Because a HashSet is constrained to contain only unique entries, the internal structure is optimised for searching (compared with a list) - it is considerably faster
Adding to a HashSet returns a boolean - false if a...
JavaScript equivalent to printf/String.Format
...a good JavaScript equivalent of the C/PHP printf() or for C#/Java programm>me m>rs, String.Format() ( IFormatProvider for .NET).
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Having Django serve downloadable files
...e:
from django.utils.encoding import smart_str
response = HttpResponse(mim>me m>type='application/force-download') # mim>me m>type is replaced by content_type for django 1.7
response['Content-Disposition'] = 'attachm>me m>nt; filenam>me m>=%s' % smart_str(file_nam>me m>)
response['X-Sendfile'] = smart_str(path_to_file)
# ...
When maven says “resolution will not be reattempted until the update interval of MyRepo has elapsed”
With maven, I occasionally hit an artifact that com>me m>s from som>me m> 3rd-party repo that I haven't built or included in my repository yet.
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