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Scala how can I count the number of occurrences in a list
..."apple", "oranges", "oranges")
s.groupBy(identity).mapValues(_.size)
giving a Map with a count for each item in the original sequence:
Map(banana -> 1, oranges -> 3, apple -> 3)
The question asks how to find the count of a specific item. With this approach, the solution would require ...
Is there a git-merge --dry-run option?
I'm merging in a remote branch that may have a lot of conflicts. How can I tell if it will have conflicts or not?
18 Answe...
Automatically deleting related rows in Laravel (Eloquent ORM)
When I delete a row using this syntax:
13 Answers
13
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Why should I use core.autocrlf=true in Git?
I have a Git repository that is accessed from both Windows and OS X, and that I know already contains some files with CRLF line-endings. As far as I can tell, there are two ways to deal with this:
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How to log SQL statements in Grails
I want to log in the console or in a file, all the queries that Grails does, to check performance.
10 Answers
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How to store Node.js deployment settings/configuration files?
I have been working on a few Node apps, and I've been looking for a good pattern of storing deployment-related settings. In the Django world (where I come from), the common practise would be to have a settings.py file containing the standard settings (timezone, etc), and then a local_settings.py ...
Python List vs. Array - when to use?
If you are creating a 1d array, you can implement it as a List, or else use the 'array' module in the standard library. I have always used Lists for 1d arrays.
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How do I choose a HTTP status code in REST API for “Not Ready Yet, Try Again Later”? [closed]
I'm developing a RESTful API in which http://server/thingyapi/thingyblob/1234 returns the file (aka "blob") associated with thingy #1234 to download. But it may be that the request is made at a time the file does not exist in the server but most definitely will be available at a later time. Ther...
How to convert a string to lower case in Bash?
Is there a way in bash to convert a string into a lower case string?
20 Answers
20
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Is there Selected Tab Changed Event in the standard WPF Tab Control
In WPF, is there an event that can be used to determine when a TabControl 's selected tab changes?
9 Answers
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