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Load multiple packages at once
...oposed functions do work -- but only if you specify the character.only argument to be TRUE. Quick example:
lapply(x, require, character.only = TRUE)
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How did Google manage to do this? Slide ActionBar in Android application
I really want to implement this (the side navigation) in an app of my own, does anyone know how Google managed to do this?
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Implement Stack using Two Queues
... into queue2
dequeue and return the last item of queue1, then switch the names of queue1 and queue2
Version B (efficient pop):
push:
enqueue in queue2
enqueue all items of queue1 in queue2, then switch the names of queue1 and queue2
pop:
deqeue from queue1
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Filter by process/PID in Wireshark
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good point..thats what I thought too.. let me wait for a day before closing this, just incase there is a wireshark ninja out there who manages to do this..
– Ryan Fernandes
Aug 27 '09 at 8:41
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bash/fish command to print absolute path to a file
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Use realpath
$ realpath example.txt
/home/username/example.txt
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Right HTTP status code to wrong input
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We had the same problem when making our API as well. We were looking for an HTTP status code equivalent to an InvalidArgumentException. After reading the source article below, we ended up using 422 Unprocessable Entity which states:
T...
Pass an array of integers to ASP.NET Web API?
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You just need to add [FromUri] before parameter, looks like:
GetCategories([FromUri] int[] categoryIds)
And send request:
/Categories?categoryids=1&categoryids=2&categoryids=3
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Build Android Studio app via command line
... in the root of your project (or gradlew.bat on Windows) followed by the name of the task you want to run. For instance, to build a debug version of your Android application, you can run ./gradlew assembleDebug from the root of your repository. In a default project setup, the resulting apk can then ...
Automatic vertical scroll bar in WPF TextBlock?
...lViewer>
NOTE this answer applies to a TextBlock (a read-only text element) as asked for in the original question.
If you want to show scroll bars in a TextBox (an editable text element) then use the ScrollViewer attached properties:
<TextBox ScrollViewer.HorizontalScrollBarVisibility="Dis...
How to debug Spring Boot application with Eclipse?
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Why don't you just right click on the main() method and choose "Debug As... Java Application"?
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