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Pipe output and capture exit status in Bash
... zsh) would be to enable pipefail:
set -o pipefail
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The first option does not work with zsh due to a little bit different syntax.
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Any implementation of Ordered Set in Java?
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Take a look at LinkedHashSet class
From Java doc:
Hash table and linked list implementation of the Set interface, with predictable iteration order. This implementation differs from HashSet in that it maintains a doubly-linked list running through all of its entries. T...
Git interactive rebase no commits to pick
...to, even if the commit is a direct ancestor of your current commit but you do have to specify this commit that you want to edit onwards from.
I don't know the details of your situation but you might want something like this:
# Opportunity to edit or prune commits between origin/master and current ...
Swift how to sort array of custom objects by property value
...ods when you iterate:
var images : [imageFile] = []
Then you can simply do:
Swift 2
images.sorted({ $0.fileID > $1.fileID })
Swift 3+
images.sorted(by: { $0.fileID > $1.fileID })
The example above gives desc sort order
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Recursive search and replace in text files on Mac and Linux
...will recursively search and replace all instances of 'this' with 'that' (I don't have a Linux shell in front of me, but it should do).
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How to resize an Image C#
...ining aspect ratio is left as an exercise for the reader (actually, I just don't think it's this function's job to do that for you).
Also, this is a good article describing some of the pitfalls with image resizing. The above function will cover most of them, but you still have to worry about saving...
What is Gradle in Android Studio?
...e, you didn't know how to build your Android APK without Eclipse.
You can do this on the command line, but you have to learn what each tool (dx, aapt) does in the SDK.
Eclipse saved us all from these low level but important, fundamental details by giving us their own build system.
Now, have you ev...
What does “Mass Assignment” mean in Laravel?
When I went through Laravel Document about Eloquent ORM topic part, I got a new term Mass Assignment .
4 Answers
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Reading value from console, interactively
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you can't do a "while(done)" loop because that would require blocking on input, something node.js doesn't like to do.
Instead set up a callback to be called each time something is entered:
var stdin = process.openStdin();
stdin.addL...
Live-stream video from one android phone to another over WiFi
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If you do not need the recording and playback functionality in your app, using off-the-shelf streaming app and player is a reasonable choice.
If you do need them to be in your app, however, you will have to look into MediaRecorde...