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How do I set a variable to the output of a command in Bash?
...
In addition to backticks `command`, command substitution can be done with $(command) or "$(command)", which I find easier to read, and allows for nesting.
OUTPUT=$(ls -1)
echo "${OUTPUT}"
MULTILINE=$(ls \
-1)
echo "${MULTILINE...
Databinding an enum property to a ComboBox in WPF
...:namespace_to_enumeration_extension_class
and then...
<ComboBox
ItemsSource="{Binding Source={my:Enumeration {x:Type my:Status}}}"
DisplayMemberPath="Description"
SelectedValue="{Binding CurrentStatus}"
SelectedValuePath="Value" />
And the implementation...
public ...
What's the better (cleaner) way to ignore output in PowerShell? [closed]
...ave a method or a cmdlet that returns something, but you don't want to use it and you don't want to output it. I found these two ways:
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Learning Python from Ruby; Differences and Similarities
...s; Ruby does not. In Python, you can take any function or method and pass it to another function. In Ruby, everything is a method, and methods can't be directly passed. Instead, you have to wrap them in Proc's to pass them.
Ruby and Python both support closures, but in different ways. In Python,...
How to trigger a build only if changes happen on particular set of files
.../Hudson to trigger a build only for changes on a particular project in my Git tree?
8 Answers
...
Principles for Modeling CouchDB Documents
...o add some more recent CouchDB features to the mix of options for working with the original situation described by viatropos.
The key point at which to split up documents is where there might be conflicts (as mentioned earlier). You should never keep massively "tangled" documents together in a sing...
Download a file from NodeJS Server using Express
...me}/upload-folder/dramaticpenguin.MOV`;
res.download(file); // Set disposition and send it.
});
Old Answer
As far as your browser is concerned, the file's name is just 'download', so you need to give it more info by using another HTTP header.
res.setHeader('Content-disposition', 'attachment; f...
How to detect that animation has ended on UITableView beginUpdates/endUpdates?
...beginUpdates];
// do some work
[tableView endUpdates];
[CATransaction commit];
This works because the tableView animations use CALayer animations internally. That is, they add the animations to any open CATransaction. If no open CATransaction exists (the normal case), then one is implicitly began...
Representing and solving a maze given an image
... colors so that final grayscale image is approximately uniform. You can do it simply by controlling sliders in Photoshop in Image -> Adjustments -> Black & White.
Convert image to binary by setting appropriate threshold in Photoshop in Image -> Adjustments -> Threshold.
Make sure thr...
UITextView style is being reset after setting text property
I have UITextView *_masterText and after call method setText property font is being reset.
It's happening after I change sdk 7.
_masterText is IBOutlet , global and properties are set in storyboard. It's only me or this is general SDK bug?
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